diff options
114 files changed, 810 insertions, 469 deletions
@@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 0 -SUBLEVEL = 28 +SUBLEVEL = 30 EXTRAVERSION = NAME = Sneaky Weasel diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 7e47888..21cd298 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -372,6 +372,18 @@ __v7_setup: mcr p15, 0, r5, c10, c2, 0 @ write PRRR mcr p15, 0, r6, c10, c2, 1 @ write NMRR #endif +#ifndef CONFIG_ARM_THUMBEE + mrc p15, 0, r0, c0, c1, 0 @ read ID_PFR0 for ThumbEE + and r0, r0, #(0xf << 12) @ ThumbEE enabled field + teq r0, #(1 << 12) @ check if ThumbEE is present + bne 1f + mov r5, #0 + mcr p14, 6, r5, c1, c0, 0 @ Initialize TEEHBR to 0 + mrc p14, 6, r0, c0, c0, 0 @ load TEECR + orr r0, r0, #1 @ set the 1st bit in order to + mcr p14, 6, r0, c0, c0, 0 @ stop userspace TEEHBR access +1: +#endif adr r5, v7_crval ldmia r5, {r5, r6} #ifdef CONFIG_CPU_ENDIAN_BE8 diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h index 8428525..21ab376 100644 --- a/arch/ia64/include/asm/futex.h +++ b/arch/ia64/include/asm/futex.h @@ -107,15 +107,16 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, return -EFAULT; { - register unsigned long r8 __asm ("r8") = 0; + register unsigned long r8 __asm ("r8"); unsigned long prev; __asm__ __volatile__( " mf;; \n" - " mov ar.ccv=%3;; \n" - "[1:] cmpxchg4.acq %0=[%1],%2,ar.ccv \n" + " mov %0=r0 \n" + " mov ar.ccv=%4;; \n" + "[1:] cmpxchg4.acq %1=[%2],%3,ar.ccv \n" " .xdata4 \"__ex_table\", 1b-., 2f-. \n" "[2:]" - : "=r" (prev) + : "=r" (r8), "=r" (prev) : "r" (uaddr), "r" (newval), "rO" ((long) (unsigned) oldval) : "memory"); diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 9b922b1..c395f71 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -89,7 +89,6 @@ config S390 select HAVE_GET_USER_PAGES_FAST select HAVE_ARCH_MUTEX_CPU_RELAX select HAVE_ARCH_JUMP_LABEL if !MARCH_G5 - select HAVE_RCU_TABLE_FREE if SMP select ARCH_INLINE_SPIN_TRYLOCK select ARCH_INLINE_SPIN_TRYLOCK_BH select ARCH_INLINE_SPIN_LOCK diff --git a/arch/s390/include/asm/pgalloc.h b/arch/s390/include/asm/pgalloc.h index 38e71eb..e4b6609 100644 --- a/arch/s390/include/asm/pgalloc.h +++ b/arch/s390/include/asm/pgalloc.h @@ -22,10 +22,7 @@ void crst_table_free(struct mm_struct *, unsigned long *); unsigned long *page_table_alloc(struct mm_struct *); void page_table_free(struct mm_struct *, unsigned long *); -#ifdef CONFIG_HAVE_RCU_TABLE_FREE void page_table_free_rcu(struct mmu_gather *, unsigned long *); -void __tlb_remove_table(void *_table); -#endif static inline void clear_table(unsigned long *s, unsigned long val, size_t n) { diff --git a/arch/s390/include/asm/tlb.h b/arch/s390/include/asm/tlb.h index c687a2c..775a5ee 100644 --- a/arch/s390/include/asm/tlb.h +++ b/arch/s390/include/asm/tlb.h @@ -30,14 +30,10 @@ struct mmu_gather { struct mm_struct *mm; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE struct mmu_table_batch *batch; -#endif unsigned int fullmm; - unsigned int need_flush; }; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE struct mmu_table_batch { struct rcu_head rcu; unsigned int nr; @@ -49,7 +45,6 @@ struct mmu_table_batch { extern void tlb_table_flush(struct mmu_gather *tlb); extern void tlb_remove_table(struct mmu_gather *tlb, void *table); -#endif static inline void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, @@ -57,29 +52,20 @@ static inline void tlb_gather_mmu(struct mmu_gather *tlb, { tlb->mm = mm; tlb->fullmm = full_mm_flush; - tlb->need_flush = 0; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE tlb->batch = NULL; -#endif if (tlb->fullmm) __tlb_flush_mm(mm); } static inline void tlb_flush_mmu(struct mmu_gather *tlb) { - if (!tlb->need_flush) - return; - tlb->need_flush = 0; - __tlb_flush_mm(tlb->mm); -#ifdef CONFIG_HAVE_RCU_TABLE_FREE tlb_table_flush(tlb); -#endif } static inline void tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) { - tlb_flush_mmu(tlb); + tlb_table_flush(tlb); } /* @@ -105,10 +91,8 @@ static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) static inline void pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, unsigned long address) { -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return page_table_free_rcu(tlb, (unsigned long *) pte); -#endif page_table_free(tlb->mm, (unsigned long *) pte); } @@ -125,10 +109,8 @@ static inline void pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd, #ifdef __s390x__ if (tlb->mm->context.asce_limit <= (1UL << 31)) return; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return tlb_remove_table(tlb, pmd); -#endif crst_table_free(tlb->mm, (unsigned long *) pmd); #endif } @@ -146,10 +128,8 @@ static inline void pud_free_tlb(struct mmu_gather *tlb, pud_t *pud, #ifdef __s390x__ if (tlb->mm->context.asce_limit <= (1UL << 42)) return; -#ifdef CONFIG_HAVE_RCU_TABLE_FREE if (!tlb->fullmm) return tlb_remove_table(tlb, pud); -#endif crst_table_free(tlb->mm, (unsigned long *) pud); #endif } diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 458893f..51b80b9 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -243,8 +243,6 @@ void page_table_free(struct mm_struct *mm, unsigned long *table) } } -#ifdef CONFIG_HAVE_RCU_TABLE_FREE - static void __page_table_free_rcu(void *table, unsigned bit) { struct page *page; @@ -301,7 +299,66 @@ void __tlb_remove_table(void *_table) free_pages((unsigned long) table, ALLOC_ORDER); } -#endif +static void tlb_remove_table_smp_sync(void *arg) +{ + /* Simply deliver the interrupt */ +} + +static void tlb_remove_table_one(void *table) +{ + /* + * This isn't an RCU grace period and hence the page-tables cannot be + * assumed to be actually RCU-freed. + * + * It is however sufficient for software page-table walkers that rely + * on IRQ disabling. See the comment near struct mmu_table_batch. + */ + smp_call_function(tlb_remove_table_smp_sync, NULL, 1); + __tlb_remove_table(table); +} + +static void tlb_remove_table_rcu(struct rcu_head *head) +{ + struct mmu_table_batch *batch; + int i; + + batch = container_of(head, struct mmu_table_batch, rcu); + + for (i = 0; i < batch->nr; i++) + __tlb_remove_table(batch->tables[i]); + + free_page((unsigned long)batch); +} + +void tlb_table_flush(struct mmu_gather *tlb) +{ + struct mmu_table_batch **batch = &tlb->batch; + + if (*batch) { + __tlb_flush_mm(tlb->mm); + call_rcu_sched(&(*batch)->rcu, tlb_remove_table_rcu); + *batch = NULL; + } +} + +void tlb_remove_table(struct mmu_gather *tlb, void *table) +{ + struct mmu_table_batch **batch = &tlb->batch; + + if (*batch == NULL) { + *batch = (struct mmu_table_batch *) + __get_free_page(GFP_NOWAIT | __GFP_NOWARN); + if (*batch == NULL) { + __tlb_flush_mm(tlb->mm); + tlb_remove_table_one(table); + return; + } + (*batch)->nr = 0; + } + (*batch)->tables[(*batch)->nr++] = table; + if ((*batch)->nr == MAX_TABLE_BATCH) + tlb_table_flush(tlb); +} /* * switch on pgstes for its userspace process (for kvm) diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 7429b47..dcae702 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -1269,4 +1269,4 @@ static int __init ds_init(void) return vio_register_driver(&ds_driver); } -subsys_initcall(ds_init); +fs_initcall(ds_init); diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S index 77f1b95..9171fc2 100644 --- a/arch/sparc/kernel/rtrap_64.S +++ b/arch/sparc/kernel/rtrap_64.S @@ -20,11 +20,6 @@ .text .align 32 -__handle_softirq: - call do_softirq - nop - ba,a,pt %xcc, __handle_softirq_continue - nop __handle_preemption: call schedule wrpr %g0, RTRAP_PSTATE, %pstate @@ -89,9 +84,7 @@ rtrap: cmp %l1, 0 /* mm/ultra.S:xcall_report_regs KNOWS about this load. */ - bne,pn %icc, __handle_softirq ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1 -__handle_softirq_continue: rtrap_xcall: sethi %hi(0xf << 20), %l4 and %l1, %l4, %l4 diff --git a/crypto/sha512_generic.c b/crypto/sha512_generic.c index 107f6f7..dd30f40 100644 --- a/crypto/sha512_generic.c +++ b/crypto/sha512_generic.c @@ -174,7 +174,7 @@ sha512_update(struct shash_desc *desc, const u8 *data, unsigned int len) index = sctx->count[0] & 0x7f; /* Update number of bytes */ - if (!(sctx->count[0] += len)) + if ((sctx->count[0] += len) < len) sctx->count[1]++; part_len = 128 - index; diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h index 1055769..6d276c2 100644 --- a/drivers/acpi/acpica/acobject.h +++ b/drivers/acpi/acpica/acobject.h @@ -358,6 +358,7 @@ typedef enum { */ struct acpi_object_extra { ACPI_OBJECT_COMMON_HEADER struct acpi_namespace_node *method_REG; /* _REG method for this region (if any) */ + struct acpi_namespace_node *scope_node; void *region_context; /* Region-specific data */ u8 *aml_start; u32 aml_length; diff --git a/drivers/acpi/acpica/dsargs.c b/drivers/acpi/acpica/dsargs.c index 42163d8..d69e4a5 100644 --- a/drivers/acpi/acpica/dsargs.c +++ b/drivers/acpi/acpica/dsargs.c @@ -384,7 +384,7 @@ acpi_status acpi_ds_get_region_arguments(union acpi_operand_object *obj_desc) /* Execute the argument AML */ - status = acpi_ds_execute_arguments(node, node->parent, + status = acpi_ds_execute_arguments(node, extra_desc->extra.scope_node, extra_desc->extra.aml_length, extra_desc->extra.aml_start); if (ACPI_FAILURE(status)) { diff --git a/drivers/acpi/acpica/excreate.c b/drivers/acpi/acpica/excreate.c index 110711a..8a06dc5 100644 --- a/drivers/acpi/acpica/excreate.c +++ b/drivers/acpi/acpica/excreate.c @@ -330,6 +330,12 @@ acpi_ex_create_region(u8 * aml_start, region_obj2 = obj_desc->common.next_object; region_obj2->extra.aml_start = aml_start; region_obj2->extra.aml_length = aml_length; + if (walk_state->scope_info) { + region_obj2->extra.scope_node = + walk_state->scope_info->scope.node; + } else { + region_obj2->extra.scope_node = node; + } /* Init the region from the operands */ diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c index 6961002..a552cab 100644 --- a/drivers/block/cciss_scsi.c +++ b/drivers/block/cciss_scsi.c @@ -866,6 +866,7 @@ cciss_scsi_detect(ctlr_info_t *h) sh->can_queue = cciss_tape_cmds; sh->sg_tablesize = h->maxsgentries; sh->max_cmd_len = MAX_COMMAND_SIZE; + sh->max_sectors = h->cciss_max_sectors; ((struct cciss_scsi_adapter_data_t *) h->scsi_ctlr)->scsi_host = sh; @@ -1410,7 +1411,7 @@ static void cciss_scatter_gather(ctlr_info_t *h, CommandList_struct *c, /* track how many SG entries we are using */ if (request_nsgs > h->maxSG) h->maxSG = request_nsgs; - c->Header.SGTotal = (__u8) request_nsgs + chained; + c->Header.SGTotal = (u16) request_nsgs + chained; if (request_nsgs > h->max_cmd_sgentries) c->Header.SGList = h->max_cmd_sgentries; else diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index 5c2a722..a714c73 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -71,6 +71,9 @@ static struct usb_device_id ath3k_table[] = { /* Atheros AR3012 with sflash firmware*/ { USB_DEVICE(0x0CF3, 0x3004) }, + { USB_DEVICE(0x0CF3, 0x311D) }, + { USB_DEVICE(0x13d3, 0x3375) }, + { USB_DEVICE(0x04CA, 0x3005) }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xE02C) }, @@ -87,6 +90,9 @@ static struct usb_device_id ath3k_blist_tbl[] = { /* Atheros AR3012 with sflash firmware*/ { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, { } /* Terminating entry */ }; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 9f3a8b3..8fbda40 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -123,6 +123,9 @@ static struct usb_device_id blacklist_table[] = { /* Atheros 3012 with sflash firmware */ { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 48ad2a7..8f3d6db 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -237,7 +237,6 @@ static void hci_uart_destruct(struct hci_dev *hdev) return; BT_DBG("%s", hdev->name); - kfree(hdev->driver_data); } /* ------ LDISC part ------ */ @@ -310,12 +309,13 @@ static void hci_uart_tty_close(struct tty_struct *tty) hci_uart_close(hdev); if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) { - hu->proto->close(hu); if (hdev) { hci_unregister_dev(hdev); hci_free_dev(hdev); } + hu->proto->close(hu); } + kfree(hu); } } diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 25cf327..6a718b7 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -200,18 +200,17 @@ config PL330_DMA platform_data for a dma-pl330 device. config PCH_DMA - tristate "Intel EG20T PCH / OKI Semi IOH(ML7213/ML7223) DMA support" + tristate "Intel EG20T PCH / OKI Semi IOH(ML7213/ML7223/ML7831) DMA support" depends on PCI && X86 select DMA_ENGINE help Enable support for Intel EG20T PCH DMA engine. - This driver also can be used for OKI SEMICONDUCTOR IOH(Input/ - Output Hub), ML7213 and ML7223. - ML7213 IOH is for IVI(In-Vehicle Infotainment) use and ML7223 IOH is - for MP(Media Phone) use. - ML7213/ML7223 is companion chip for Intel Atom E6xx series. - ML7213/ML7223 is completely compatible for Intel EG20T PCH. + Output Hub), ML7213, ML7223 and ML7831. + ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is + for MP(Media Phone) use and ML7831 IOH is for general purpose use. + ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. + ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. config IMX_SDMA tristate "i.MX SDMA support" diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c index ff5b38f..1ed89d0 100644 --- a/drivers/dma/pch_dma.c +++ b/drivers/dma/pch_dma.c @@ -45,7 +45,8 @@ #define DMA_STATUS_MASK_BITS 0x3 #define DMA_STATUS_SHIFT_BITS 16 #define DMA_STATUS_IRQ(x) (0x1 << (x)) -#define DMA_STATUS_ERR(x) (0x1 << ((x) + 8)) +#define DMA_STATUS0_ERR(x) (0x1 << ((x) + 8)) +#define DMA_STATUS2_ERR(x) (0x1 << (x)) #define DMA_DESC_WIDTH_SHIFT_BITS 12 #define DMA_DESC_WIDTH_1_BYTE (0x3 << DMA_DESC_WIDTH_SHIFT_BITS) @@ -59,7 +60,10 @@ #define DMA_DESC_FOLLOW_WITHOUT_IRQ 0x2 #define DMA_DESC_FOLLOW_WITH_IRQ 0x3 -#define MAX_CHAN_NR 8 +#define MAX_CHAN_NR 12 + +#define DMA_MASK_CTL0_MODE 0x33333333 +#define DMA_MASK_CTL2_MODE 0x00003333 static unsigned int init_nr_desc_per_channel = 64; module_param(init_nr_desc_per_channel, uint, 0644); @@ -133,6 +137,7 @@ struct pch_dma { #define PCH_DMA_CTL3 0x0C #define PCH_DMA_STS0 0x10 #define PCH_DMA_STS1 0x14 +#define PCH_DMA_STS2 0x18 #define dma_readl(pd, name) \ readl((pd)->membase + PCH_DMA_##name) @@ -183,13 +188,19 @@ static void pdc_enable_irq(struct dma_chan *chan, int enable) { struct pch_dma *pd = to_pd(chan->device); u32 val; + int pos; + + if (chan->chan_id < 8) + pos = chan->chan_id; + else + pos = chan->chan_id + 8; val = dma_readl(pd, CTL2); if (enable) - val |= 0x1 << chan->chan_id; + val |= 0x1 << pos; else - val &= ~(0x1 << chan->chan_id); + val &= ~(0x1 << pos); dma_writel(pd, CTL2, val); @@ -202,10 +213,17 @@ static void pdc_set_dir(struct dma_chan *chan) struct pch_dma_chan *pd_chan = to_pd_chan(chan); struct pch_dma *pd = to_pd(chan->device); u32 val; + u32 mask_mode; + u32 mask_ctl; if (chan->chan_id < 8) { val = dma_readl(pd, CTL0); + mask_mode = DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id); + mask_ctl = DMA_MASK_CTL0_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + val &= mask_mode; if (pd_chan->dir == DMA_TO_DEVICE) val |= 0x1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id + DMA_CTL0_DIR_SHIFT_BITS); @@ -213,18 +231,24 @@ static void pdc_set_dir(struct dma_chan *chan) val &= ~(0x1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id + DMA_CTL0_DIR_SHIFT_BITS)); + val |= mask_ctl; dma_writel(pd, CTL0, val); } else { int ch = chan->chan_id - 8; /* ch8-->0 ch9-->1 ... ch11->3 */ val = dma_readl(pd, CTL3); + mask_mode = DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * ch); + mask_ctl = DMA_MASK_CTL2_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * ch)); + val &= mask_mode; if (pd_chan->dir == DMA_TO_DEVICE) val |= 0x1 << (DMA_CTL0_BITS_PER_CH * ch + DMA_CTL0_DIR_SHIFT_BITS); else val &= ~(0x1 << (DMA_CTL0_BITS_PER_CH * ch + DMA_CTL0_DIR_SHIFT_BITS)); - + val |= mask_ctl; dma_writel(pd, CTL3, val); } @@ -236,33 +260,37 @@ static void pdc_set_mode(struct dma_chan *chan, u32 mode) { struct pch_dma *pd = to_pd(chan->device); u32 val; + u32 mask_ctl; + u32 mask_dir; if (chan->chan_id < 8) { + mask_ctl = DMA_MASK_CTL0_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + mask_dir = 1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id +\ + DMA_CTL0_DIR_SHIFT_BITS); val = dma_readl(pd, CTL0); - - val &= ~(DMA_CTL0_MODE_MASK_BITS << - (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + val &= mask_dir; val |= mode << (DMA_CTL0_BITS_PER_CH * chan->chan_id); - + val |= mask_ctl; dma_writel(pd, CTL0, val); } else { int ch = chan->chan_id - 8; /* ch8-->0 ch9-->1 ... ch11->3 */ - + mask_ctl = DMA_MASK_CTL2_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * ch)); + mask_dir = 1 << (DMA_CTL0_BITS_PER_CH * ch +\ + DMA_CTL0_DIR_SHIFT_BITS); val = dma_readl(pd, CTL3); - - val &= ~(DMA_CTL0_MODE_MASK_BITS << - (DMA_CTL0_BITS_PER_CH * ch)); + val &= mask_dir; val |= mode << (DMA_CTL0_BITS_PER_CH * ch); - + val |= mask_ctl; dma_writel(pd, CTL3, val); - } dev_dbg(chan2dev(chan), "pdc_set_mode: chan %d -> %x\n", chan->chan_id, val); } -static u32 pdc_get_status(struct pch_dma_chan *pd_chan) +static u32 pdc_get_status0(struct pch_dma_chan *pd_chan) { struct pch_dma *pd = to_pd(pd_chan->chan.device); u32 val; @@ -272,9 +300,27 @@ static u32 pdc_get_status(struct pch_dma_chan *pd_chan) DMA_STATUS_BITS_PER_CH * pd_chan->chan.chan_id)); } +static u32 pdc_get_status2(struct pch_dma_chan *pd_chan) +{ + struct pch_dma *pd = to_pd(pd_chan->chan.device); + u32 val; + + val = dma_readl(pd, STS2); + return DMA_STATUS_MASK_BITS & (val >> (DMA_STATUS_SHIFT_BITS + + DMA_STATUS_BITS_PER_CH * (pd_chan->chan.chan_id - 8))); +} + static bool pdc_is_idle(struct pch_dma_chan *pd_chan) { - if (pdc_get_status(pd_chan) == DMA_STATUS_IDLE) + u32 sts; + + if (pd_chan->chan.chan_id < 8) + sts = pdc_get_status0(pd_chan); + else + sts = pdc_get_status2(pd_chan); + + + if (sts == DMA_STATUS_IDLE) return true; else return false; @@ -495,11 +541,11 @@ static int pd_alloc_chan_resources(struct dma_chan *chan) list_add_tail(&desc->desc_node, &tmp_list); } - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); list_splice(&tmp_list, &pd_chan->free_list); pd_chan->descs_allocated = i; pd_chan->completed_cookie = chan->cookie = 1; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); pdc_enable_irq(chan, 1); @@ -517,10 +563,10 @@ static void pd_free_chan_resources(struct dma_chan *chan) BUG_ON(!list_empty(&pd_chan->active_list)); BUG_ON(!list_empty(&pd_chan->queue)); - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); list_splice_init(&pd_chan->free_list, &tmp_list); pd_chan->descs_allocated = 0; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); list_for_each_entry_safe(desc, _d, &tmp_list, desc_node) pci_pool_free(pd->pool, desc, desc->txd.phys); @@ -536,10 +582,10 @@ static enum dma_status pd_tx_status(struct dma_chan *chan, dma_cookie_t cookie, dma_cookie_t last_completed; int ret; - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); last_completed = pd_chan->completed_cookie; last_used = chan->cookie; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); ret = dma_async_is_complete(cookie, last_completed, last_used); @@ -654,7 +700,7 @@ static int pd_device_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, if (cmd != DMA_TERMINATE_ALL) return -ENXIO; - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); pdc_set_mode(&pd_chan->chan, DMA_CTL0_DISABLE); @@ -664,7 +710,7 @@ static int pd_device_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, list_for_each_entry_safe(desc, _d, &list, desc_node) pdc_chain_complete(pd_chan, desc); - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); return 0; } @@ -693,30 +739,45 @@ static irqreturn_t pd_irq(int irq, void *devid) struct pch_dma *pd = (struct pch_dma *)devid; struct pch_dma_chan *pd_chan; u32 sts0; + u32 sts2; int i; - int ret = IRQ_NONE; + int ret0 = IRQ_NONE; + int ret2 = IRQ_NONE; sts0 = dma_readl(pd, STS0); + sts2 = dma_readl(pd, STS2); dev_dbg(pd->dma.dev, "pd_irq sts0: %x\n", sts0); for (i = 0; i < pd->dma.chancnt; i++) { pd_chan = &pd->channels[i]; - if (sts0 & DMA_STATUS_IRQ(i)) { - if (sts0 & DMA_STATUS_ERR(i)) - set_bit(0, &pd_chan->err_status); + if (i < 8) { + if (sts0 & DMA_STATUS_IRQ(i)) { + if (sts0 & DMA_STATUS0_ERR(i)) + set_bit(0, &pd_chan->err_status); - tasklet_schedule(&pd_chan->tasklet); - ret = IRQ_HANDLED; - } + tasklet_schedule(&pd_chan->tasklet); + ret0 = IRQ_HANDLED; + } + } else { + if (sts2 & DMA_STATUS_IRQ(i - 8)) { + if (sts2 & DMA_STATUS2_ERR(i)) + set_bit(0, &pd_chan->err_status); + tasklet_schedule(&pd_chan->tasklet); + ret2 = IRQ_HANDLED; + } + } } /* clear interrupt bits in status register */ - dma_writel(pd, STS0, sts0); + if (ret0) + dma_writel(pd, STS0, sts0); + if (ret2) + dma_writel(pd, STS2, sts2); - return ret; + return ret0 | ret2; } #ifdef CONFIG_PM @@ -960,6 +1021,8 @@ static void __devexit pch_dma_remove(struct pci_dev *pdev) #define PCI_DEVICE_ID_ML7223_DMA2_4CH 0x800E #define PCI_DEVICE_ID_ML7223_DMA3_4CH 0x8017 #define PCI_DEVICE_ID_ML7223_DMA4_4CH 0x803B +#define PCI_DEVICE_ID_ML7831_DMA1_8CH 0x8810 +#define PCI_DEVICE_ID_ML7831_DMA2_4CH 0x8815 DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_EG20T_PCH_DMA_8CH), 8 }, @@ -972,6 +1035,8 @@ DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = { { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA2_4CH), 4}, /* Video SPI */ { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA3_4CH), 4}, /* Security */ { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA4_4CH), 4}, /* FPGA */ + { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA1_8CH), 8}, /* UART */ + { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA2_4CH), 4}, /* SPI */ { 0, }, }; @@ -999,7 +1064,7 @@ static void __exit pch_dma_exit(void) module_init(pch_dma_init); module_exit(pch_dma_exit); -MODULE_DESCRIPTION("Intel EG20T PCH / OKI SEMICONDUCTOR ML7213 IOH " - "DMA controller driver"); +MODULE_DESCRIPTION("Intel EG20T PCH / OKI SEMICON ML7213/ML7223/ML7831 IOH" + "DMA controller driver"); MODULE_AUTHOR("Yong Wang <yong.y.wang@intel.com>"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 1f61fc7..2d6039b 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -863,7 +863,7 @@ int intel_init_ring_buffer(struct drm_device *dev, * of the buffer. */ ring->effective_size = ring->size; - if (IS_I830(ring->dev)) + if (IS_I830(ring->dev) || IS_845G(ring->dev)) ring->effective_size -= 128; return 0; diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 6ceb3c8..1f6a0f5 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -990,7 +990,7 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) encoder = obj_to_encoder(obj); - if (encoder->encoder_type != DRM_MODE_ENCODER_DAC || + if (encoder->encoder_type != DRM_MODE_ENCODER_DAC && encoder->encoder_type != DRM_MODE_ENCODER_TVDAC) continue; @@ -1020,6 +1020,7 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) * cases the DVI port is actually a virtual KVM port connected to the service * processor. */ +out: if ((!rdev->is_atom_bios) && (ret == connector_status_disconnected) && rdev->mode_info.bios_hardcoded_edid_size) { @@ -1027,7 +1028,6 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) ret = connector_status_connected; } -out: /* updated in get modes as well since we need to know if it's analog or digital */ radeon_connector_update_scratch_regs(connector, ret); return ret; diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index 6c111c1..c90425c 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -898,6 +898,10 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, struct radeon_i2c_chan *i2c; int ret; + /* don't add the mm_i2c bus unless hw_i2c is enabled */ + if (rec->mm_i2c && (radeon_hw_i2c == 0)) + return NULL; + i2c = kzalloc(sizeof(struct radeon_i2c_chan), GFP_KERNEL); if (i2c == NULL) return NULL; diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 5feb6e9..eb6fe79 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -143,6 +143,12 @@ static bool radeon_msi_ok(struct radeon_device *rdev) (rdev->pdev->subsystem_device == 0x01fd)) return true; + /* RV515 seems to have MSI issues where it loses + * MSI rearms occasionally. This leads to lockups and freezes. + * disable it by default. + */ + if (rdev->family == CHIP_RV515) + return false; if (rdev->flags & RADEON_IS_IGP) { /* APUs work fine with MSIs */ if (rdev->family >= CHIP_PALM) diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 703a3fa..2eba9a1 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1897,7 +1897,9 @@ int bitmap_load(mddev_t *mddev) * re-add of a missing device */ start = mddev->recovery_cp; + mutex_lock(&mddev->bitmap_info.mutex); err = bitmap_init_from_disk(bitmap, start); + mutex_unlock(&mddev->bitmap_info.mutex); } if (err) goto out; diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c index 5d06b89..6f03846 100644 --- a/drivers/media/rc/winbond-cir.c +++ b/drivers/media/rc/winbond-cir.c @@ -1058,6 +1058,7 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id) goto exit_unregister_led; } + data->dev->driver_type = RC_DRIVER_IR_RAW; data->dev->driver_name = WBCIR_NAME; data->dev->input_name = WBCIR_NAME; data->dev->input_phys = "wbcir/cir0"; diff --git a/drivers/misc/pch_phub.c b/drivers/misc/pch_phub.c index 97e1a1f..f51c81e 100644 --- a/drivers/misc/pch_phub.c +++ b/drivers/misc/pch_phub.c @@ -93,6 +93,7 @@ #define PCH_PHUB_INTPIN_REG_WPERMIT_REG3 0x002C #define PCH_PHUB_INT_REDUCE_CONTROL_REG_BASE 0x0040 #define CLKCFG_REG_OFFSET 0x500 +#define FUNCSEL_REG_OFFSET 0x508 #define PCH_PHUB_OROM_SIZE 15360 @@ -111,11 +112,13 @@ * @intpin_reg_wpermit_reg3: INTPIN_REG_WPERMIT register 3 val * @int_reduce_control_reg: INT_REDUCE_CONTROL registers val * @clkcfg_reg: CLK CFG register val + * @funcsel_reg: Function select register value * @pch_phub_base_address: Register base address * @pch_phub_extrom_base_address: external rom base address * @pch_mac_start_address: MAC address area start address * @pch_opt_rom_start_address: Option ROM start address * @ioh_type: Save IOH type + * @pdev: pointer to pci device struct */ struct pch_phub_reg { u32 phub_id_reg; @@ -131,11 +134,13 @@ struct pch_phub_reg { u32 intpin_reg_wpermit_reg3; u32 int_reduce_control_reg[MAX_NUM_INT_REDUCE_CONTROL_REG]; u32 clkcfg_reg; + u32 funcsel_reg; void __iomem *pch_phub_base_address; void __iomem *pch_phub_extrom_base_address; u32 pch_mac_start_address; u32 pch_opt_rom_start_address; int ioh_type; + struct pci_dev *pdev; }; /* SROM SPEC for MAC address assignment offset */ @@ -214,6 +219,8 @@ static void pch_phub_save_reg_conf(struct pci_dev *pdev) __func__, i, chip->int_reduce_control_reg[i]); } chip->clkcfg_reg = ioread32(p + CLKCFG_REG_OFFSET); + if ((chip->ioh_type == 2) || (chip->ioh_type == 4)) + chip->funcsel_reg = ioread32(p + FUNCSEL_REG_OFFSET); } /* pch_phub_restore_reg_conf - restore register configuration */ @@ -274,6 +281,8 @@ static void pch_phub_restore_reg_conf(struct pci_dev *pdev) } iowrite32(chip->clkcfg_reg, p + CLKCFG_REG_OFFSET); + if ((chip->ioh_type == 2) || (chip->ioh_type == 4)) + iowrite32(chip->funcsel_reg, p + FUNCSEL_REG_OFFSET); } /** @@ -494,6 +503,7 @@ static ssize_t pch_phub_bin_read(struct file *filp, struct kobject *kobj, unsigned int orom_size; int ret; int err; + ssize_t rom_size; struct pch_phub_reg *chip = dev_get_drvdata(container_of(kobj, struct device, kobj)); @@ -505,6 +515,10 @@ static ssize_t pch_phub_bin_read(struct file *filp, struct kobject *kobj, } /* Get Rom signature */ + chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size); + if (!chip->pch_phub_extrom_base_address) + goto exrom_map_err; + pch_phub_read_serial_rom(chip, chip->pch_opt_rom_start_address, (unsigned char *)&rom_signature); rom_signature &= 0xff; @@ -535,10 +549,13 @@ static ssize_t pch_phub_bin_read(struct file *filp, struct kobject *kobj, goto return_err; } return_ok: + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); mutex_unlock(&pch_phub_mutex); return addr_offset; return_err: + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); +exrom_map_err: mutex_unlock(&pch_phub_mutex); return_err_nomutex: return err; @@ -551,6 +568,7 @@ static ssize_t pch_phub_bin_write(struct file *filp, struct kobject *kobj, int err; unsigned int addr_offset; int ret; + ssize_t rom_size; struct pch_phub_reg *chip = dev_get_drvdata(container_of(kobj, struct device, kobj)); @@ -567,6 +585,12 @@ static ssize_t pch_phub_bin_write(struct file *filp, struct kobject *kobj, goto return_ok; } + chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size); + if (!chip->pch_phub_extrom_base_address) { + err = -ENOMEM; + goto exrom_map_err; + } + for (addr_offset = 0; addr_offset < count; addr_offset++) { if (PCH_PHUB_OROM_SIZE < off + addr_offset) goto return_ok; @@ -581,10 +605,14 @@ static ssize_t pch_phub_bin_write(struct file *filp, struct kobject *kobj, } return_ok: + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); mutex_unlock(&pch_phub_mutex); return addr_offset; return_err: + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); + +exrom_map_err: mutex_unlock(&pch_phub_mutex); return err; } @@ -594,8 +622,14 @@ static ssize_t show_pch_mac(struct device *dev, struct device_attribute *attr, { u8 mac[8]; struct pch_phub_reg *chip = dev_get_drvdata(dev); + ssize_t rom_size; + + chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size); + if (!chip->pch_phub_extrom_base_address) + return -ENOMEM; pch_phub_read_gbe_mac_addr(chip, mac); + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); return sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); @@ -605,6 +639,7 @@ static ssize_t store_pch_mac(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { u8 mac[6]; + ssize_t rom_size; struct pch_phub_reg *chip = dev_get_drvdata(dev); if (count != 18) @@ -614,7 +649,12 @@ static ssize_t store_pch_mac(struct device *dev, struct device_attribute *attr, (u32 *)&mac[0], (u32 *)&mac[1], (u32 *)&mac[2], (u32 *)&mac[3], (u32 *)&mac[4], (u32 *)&mac[5]); + chip->pch_phub_extrom_base_address = pci_map_rom(chip->pdev, &rom_size); + if (!chip->pch_phub_extrom_base_address) + return -ENOMEM; + pch_phub_write_gbe_mac_addr(chip, mac); + pci_unmap_rom(chip->pdev, chip->pch_phub_extrom_base_address); return count; } @@ -637,7 +677,6 @@ static int __devinit pch_phub_probe(struct pci_dev *pdev, int retval; int ret; - ssize_t rom_size; struct pch_phub_reg *chip; chip = kzalloc(sizeof(struct pch_phub_reg), GFP_KERNEL); @@ -674,19 +713,7 @@ static int __devinit pch_phub_probe(struct pci_dev *pdev, "in pch_phub_base_address variable is %p\n", __func__, chip->pch_phub_base_address); - if (id->driver_data != 3) { - chip->pch_phub_extrom_base_address =\ - pci_map_rom(pdev, &rom_size); - if (chip->pch_phub_extrom_base_address == 0) { - dev_err(&pdev->dev, "%s: pci_map_rom FAILED", __func__); - ret = -ENOMEM; - goto err_pci_map; - } - dev_dbg(&pdev->dev, "%s : " - "pci_map_rom SUCCESS and value in " - "pch_phub_extrom_base_address variable is %p\n", - __func__, chip->pch_phub_extrom_base_address); - } + chip->pdev = pdev; /* Save pci device struct */ if (id->driver_data == 1) { /* EG20T PCH */ retval = sysfs_create_file(&pdev->dev.kobj, @@ -735,6 +762,8 @@ static int __devinit pch_phub_probe(struct pci_dev *pdev, * Device8(GbE) */ iowrite32(0x000a0000, chip->pch_phub_base_address + 0x14); + /* set the interrupt delay value */ + iowrite32(0x25, chip->pch_phub_base_address + 0x140); chip->pch_opt_rom_start_address =\ PCH_PHUB_ROM_START_ADDR_ML7223; chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223; @@ -752,8 +781,6 @@ static int __devinit pch_phub_probe(struct pci_dev *pdev, * Device6(SATA 2):f */ iowrite32(0x0000ffa0, chip->pch_phub_base_address + 0x14); - /* set the interrupt delay value */ - iowrite32(0x25, chip->pch_phub_base_address + 0x140); chip->pch_opt_rom_start_address =\ PCH_PHUB_ROM_START_ADDR_ML7223; chip->pch_mac_start_address = PCH_PHUB_MAC_START_ADDR_ML7223; @@ -783,8 +810,6 @@ exit_bin_attr: sysfs_remove_file(&pdev->dev.kobj, &dev_attr_pch_mac.attr); err_sysfs_create: - pci_unmap_rom(pdev, chip->pch_phub_extrom_base_address); -err_pci_map: pci_iounmap(pdev, chip->pch_phub_base_address); err_pci_iomap: pci_release_regions(pdev); @@ -802,7 +827,6 @@ static void __devexit pch_phub_remove(struct pci_dev *pdev) sysfs_remove_file(&pdev->dev.kobj, &dev_attr_pch_mac.attr); sysfs_remove_bin_file(&pdev->dev.kobj, &pch_bin_attr); - pci_unmap_rom(pdev, chip->pch_phub_extrom_base_address); pci_iounmap(pdev, chip->pch_phub_base_address); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index 10c4505..a8b82da 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -992,6 +992,11 @@ static inline void cp_start_hw (struct cp_private *cp) cpw8(Cmd, RxOn | TxOn); } +static void cp_enable_irq(struct cp_private *cp) +{ + cpw16_f(IntrMask, cp_intr_mask); +} + static void cp_init_hw (struct cp_private *cp) { struct net_device *dev = cp->dev; @@ -1031,8 +1036,6 @@ static void cp_init_hw (struct cp_private *cp) cpw16(MultiIntr, 0); - cpw16_f(IntrMask, cp_intr_mask); - cpw8_f(Cfg9346, Cfg9346_Lock); } @@ -1164,6 +1167,8 @@ static int cp_open (struct net_device *dev) if (rc) goto err_out_hw; + cp_enable_irq(cp); + netif_carrier_off(dev); mii_check_media(&cp->mii_if, netif_msg_link(cp), true); netif_start_queue(dev); @@ -2052,6 +2057,7 @@ static int cp_resume (struct pci_dev *pdev) /* FIXME: sh*t may happen if the Rx ring buffer is depleted */ cp_init_rings_index (cp); cp_init_hw (cp); + cp_enable_irq(cp); netif_start_queue (dev); spin_lock_irqsave (&cp->lock, flags); diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c index cd5789f..48c27d3 100644 --- a/drivers/net/atlx/atl1.c +++ b/drivers/net/atlx/atl1.c @@ -2476,7 +2476,7 @@ static irqreturn_t atl1_intr(int irq, void *data) "pcie phy link down %x\n", status); if (netif_running(adapter->netdev)) { /* reset MAC */ iowrite32(0, adapter->hw.hw_addr + REG_IMR); - schedule_work(&adapter->pcie_dma_to_rst_task); + schedule_work(&adapter->reset_dev_task); return IRQ_HANDLED; } } @@ -2488,7 +2488,7 @@ static irqreturn_t atl1_intr(int irq, void *data) "pcie DMA r/w error (status = 0x%x)\n", status); iowrite32(0, adapter->hw.hw_addr + REG_IMR); - schedule_work(&adapter->pcie_dma_to_rst_task); + schedule_work(&adapter->reset_dev_task); return IRQ_HANDLED; } @@ -2633,10 +2633,10 @@ static void atl1_down(struct atl1_adapter *adapter) atl1_clean_rx_ring(adapter); } -static void atl1_tx_timeout_task(struct work_struct *work) +static void atl1_reset_dev_task(struct work_struct *work) { struct atl1_adapter *adapter = - container_of(work, struct atl1_adapter, tx_timeout_task); + container_of(work, struct atl1_adapter, reset_dev_task); struct net_device *netdev = adapter->netdev; netif_device_detach(netdev); @@ -3034,12 +3034,10 @@ static int __devinit atl1_probe(struct pci_dev *pdev, (unsigned long)adapter); adapter->phy_timer_pending = false; - INIT_WORK(&adapter->tx_timeout_task, atl1_tx_timeout_task); + INIT_WORK(&adapter->reset_dev_task, atl1_reset_dev_task); INIT_WORK(&adapter->link_chg_task, atlx_link_chg_task); - INIT_WORK(&adapter->pcie_dma_to_rst_task, atl1_tx_timeout_task); - err = register_netdev(netdev); if (err) goto err_common; diff --git a/drivers/net/atlx/atl1.h b/drivers/net/atlx/atl1.h index 68de8cb..c27b724 100644 --- a/drivers/net/atlx/atl1.h +++ b/drivers/net/atlx/atl1.h @@ -759,9 +759,8 @@ struct atl1_adapter { u16 link_speed; u16 link_duplex; spinlock_t lock; - struct work_struct tx_timeout_task; + struct work_struct reset_dev_task; struct work_struct link_chg_task; - struct work_struct pcie_dma_to_rst_task; struct timer_list phy_config_timer; bool phy_timer_pending; diff --git a/drivers/net/atlx/atlx.c b/drivers/net/atlx/atlx.c index afb7f7d..2b7af06 100644 --- a/drivers/net/atlx/atlx.c +++ b/drivers/net/atlx/atlx.c @@ -193,7 +193,7 @@ static void atlx_tx_timeout(struct net_device *netdev) { struct atlx_adapter *adapter = netdev_priv(netdev); /* Do the reset outside of interrupt context */ - schedule_work(&adapter->tx_timeout_task); + schedule_work(&adapter->reset_dev_task); } /* diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 0b65c5f..e6da842 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3076,7 +3076,11 @@ static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks) trans_start + delta_in_ticks)) || bond->curr_active_slave != slave) { slave->link = BOND_LINK_UP; - bond->current_arp_slave = NULL; + if (bond->current_arp_slave) { + bond_set_slave_inactive_flags( + bond->current_arp_slave); + bond->current_arp_slave = NULL; + } pr_info("%s: link status definitely up for interface %s.\n", bond->dev->name, slave->dev->name); diff --git a/drivers/net/davinci_mdio.c b/drivers/net/davinci_mdio.c index 7615040..f470ab6 100644 --- a/drivers/net/davinci_mdio.c +++ b/drivers/net/davinci_mdio.c @@ -181,6 +181,11 @@ static inline int wait_for_user_access(struct davinci_mdio_data *data) __davinci_mdio_reset(data); return -EAGAIN; } + + reg = __raw_readl(®s->user[0].access); + if ((reg & USERACCESS_GO) == 0) + return 0; + dev_err(data->dev, "timed out waiting for user access\n"); return -ETIMEDOUT; } diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c index 39cf9b9..3fa19c1 100644 --- a/drivers/net/dummy.c +++ b/drivers/net/dummy.c @@ -106,14 +106,14 @@ static int dummy_dev_init(struct net_device *dev) return 0; } -static void dummy_dev_free(struct net_device *dev) +static void dummy_dev_uninit(struct net_device *dev) { free_percpu(dev->dstats); - free_netdev(dev); } static const struct net_device_ops dummy_netdev_ops = { .ndo_init = dummy_dev_init, + .ndo_uninit = dummy_dev_uninit, .ndo_start_xmit = dummy_xmit, .ndo_validate_addr = eth_validate_addr, .ndo_set_multicast_list = set_multicast_list, @@ -127,7 +127,7 @@ static void dummy_setup(struct net_device *dev) /* Initialize the device structure. */ dev->netdev_ops = &dummy_netdev_ops; - dev->destructor = dummy_dev_free; + dev->destructor = free_netdev; /* Fill in device structure with ethernet-generic values. */ dev->tx_queue_len = 0; diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c index 61631ca..3eacbb4 100644 --- a/drivers/net/ks8851_mll.c +++ b/drivers/net/ks8851_mll.c @@ -38,7 +38,7 @@ #define DRV_NAME "ks8851_mll" static u8 KS_DEFAULT_MAC_ADDRESS[] = { 0x00, 0x10, 0xA1, 0x86, 0x95, 0x11 }; -#define MAX_RECV_FRAMES 32 +#define MAX_RECV_FRAMES 255 #define MAX_BUF_SIZE 2048 #define TX_BUF_SIZE 2000 #define RX_BUF_SIZE 2000 diff --git a/drivers/net/ksz884x.c b/drivers/net/ksz884x.c index 41ea592..95b6664 100644 --- a/drivers/net/ksz884x.c +++ b/drivers/net/ksz884x.c @@ -5679,7 +5679,7 @@ static int netdev_set_mac_address(struct net_device *dev, void *addr) memcpy(hw->override_addr, mac->sa_data, MAC_ADDR_LEN); } - memcpy(dev->dev_addr, mac->sa_data, MAX_ADDR_LEN); + memcpy(dev->dev_addr, mac->sa_data, ETH_ALEN); interrupt = hw_block_intr(hw); diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 33d0131..b890401 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -968,7 +968,6 @@ ppp_start_xmit(struct sk_buff *skb, struct net_device *dev) proto = npindex_to_proto[npi]; put_unaligned_be16(proto, pp); - netif_stop_queue(dev); skb_queue_tail(&ppp->file.xq, skb); ppp_xmit_process(ppp); return NETDEV_TX_OK; @@ -1063,6 +1062,8 @@ ppp_xmit_process(struct ppp *ppp) code that we can accept some more. */ if (!ppp->xmit_pending && !skb_peek(&ppp->file.xq)) netif_wake_queue(ppp->dev); + else + netif_stop_queue(ppp->dev); } ppp_xmit_unlock(ppp); } diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c index c6d47d1..3d12e8c 100644 --- a/drivers/net/smsc911x.c +++ b/drivers/net/smsc911x.c @@ -1083,10 +1083,8 @@ smsc911x_rx_counterrors(struct net_device *dev, unsigned int rxstat) /* Quickly dumps bad packets */ static void -smsc911x_rx_fastforward(struct smsc911x_data *pdata, unsigned int pktbytes) +smsc911x_rx_fastforward(struct smsc911x_data *pdata, unsigned int pktwords) { - unsigned int pktwords = (pktbytes + NET_IP_ALIGN + 3) >> 2; - if (likely(pktwords >= 4)) { unsigned int timeout = 500; unsigned int val; @@ -1150,7 +1148,7 @@ static int smsc911x_poll(struct napi_struct *napi, int budget) continue; } - skb = netdev_alloc_skb(dev, pktlength + NET_IP_ALIGN); + skb = netdev_alloc_skb(dev, pktwords << 2); if (unlikely(!skb)) { SMSC_WARN(pdata, rx_err, "Unable to allocate skb for rx packet"); @@ -1160,14 +1158,12 @@ static int smsc911x_poll(struct napi_struct *napi, int budget) break; } - skb->data = skb->head; - skb_reset_tail_pointer(skb); + pdata->ops->rx_readfifo(pdata, + (unsigned int *)skb->data, pktwords); /* Align IP on 16B boundary */ skb_reserve(skb, NET_IP_ALIGN); skb_put(skb, pktlength - 4); - pdata->ops->rx_readfifo(pdata, - (unsigned int *)skb->head, pktwords); skb->protocol = eth_type_trans(skb, dev); skb_checksum_none_assert(skb); netif_receive_skb(skb); @@ -1390,7 +1386,7 @@ static int smsc911x_open(struct net_device *dev) smsc911x_reg_write(pdata, FIFO_INT, temp); /* set RX Data offset to 2 bytes for alignment */ - smsc911x_reg_write(pdata, RX_CFG, (2 << 8)); + smsc911x_reg_write(pdata, RX_CFG, (NET_IP_ALIGN << 8)); /* enable NAPI polling before enabling RX interrupts */ napi_enable(&pdata->napi); diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 15b3d68..de0de3e 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -1049,6 +1049,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->ethtool_ops = &smsc75xx_ethtool_ops; dev->net->flags |= IFF_MULTICAST; dev->net->hard_header_len += SMSC75XX_TX_OVERHEAD; + dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len; return 0; } diff --git a/drivers/net/wimax/i2400m/netdev.c b/drivers/net/wimax/i2400m/netdev.c index 2edd8fe..0a99863 100644 --- a/drivers/net/wimax/i2400m/netdev.c +++ b/drivers/net/wimax/i2400m/netdev.c @@ -606,7 +606,8 @@ static void i2400m_get_drvinfo(struct net_device *net_dev, struct i2400m *i2400m = net_dev_to_i2400m(net_dev); strncpy(info->driver, KBUILD_MODNAME, sizeof(info->driver) - 1); - strncpy(info->fw_version, i2400m->fw_name, sizeof(info->fw_version) - 1); + strncpy(info->fw_version, + i2400m->fw_name ? : "", sizeof(info->fw_version) - 1); if (net_dev->dev.parent) strncpy(info->bus_info, dev_name(net_dev->dev.parent), sizeof(info->bus_info) - 1); diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index a1250c5..1f2f97f 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -19,7 +19,6 @@ /* Common calibration code */ -#define ATH9K_NF_TOO_HIGH -60 static int16_t ath9k_hw_get_nf_hist_mid(int16_t *nfCalBuffer) { @@ -335,10 +334,10 @@ static void ath9k_hw_nf_sanitize(struct ath_hw *ah, s16 *nf) "NF calibrated [%s] [chain %d] is %d\n", (i >= 3 ? "ext" : "ctl"), i % 3, nf[i]); - if (nf[i] > ATH9K_NF_TOO_HIGH) { + if (nf[i] > limit->max) { ath_dbg(common, ATH_DBG_CALIBRATE, "NF[%d] (%d) > MAX (%d), correcting to MAX\n", - i, nf[i], ATH9K_NF_TOO_HIGH); + i, nf[i], limit->max); nf[i] = limit->max; } else if (nf[i] < limit->min) { ath_dbg(common, ATH_DBG_CALIBRATE, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 97edee2..0781fb0 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -819,11 +819,14 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x050d, 0x8053) }, { USB_DEVICE(0x050d, 0x805c) }, { USB_DEVICE(0x050d, 0x815c) }, + { USB_DEVICE(0x050d, 0x825a) }, { USB_DEVICE(0x050d, 0x825b) }, { USB_DEVICE(0x050d, 0x935a) }, { USB_DEVICE(0x050d, 0x935b) }, /* Buffalo */ { USB_DEVICE(0x0411, 0x00e8) }, + { USB_DEVICE(0x0411, 0x0158) }, + { USB_DEVICE(0x0411, 0x015d) }, { USB_DEVICE(0x0411, 0x016f) }, { USB_DEVICE(0x0411, 0x01a2) }, /* Corega */ @@ -838,6 +841,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x07d1, 0x3c0e) }, { USB_DEVICE(0x07d1, 0x3c0f) }, { USB_DEVICE(0x07d1, 0x3c11) }, + { USB_DEVICE(0x07d1, 0x3c13) }, + { USB_DEVICE(0x07d1, 0x3c15) }, { USB_DEVICE(0x07d1, 0x3c16) }, { USB_DEVICE(0x2001, 0x3c1b) }, /* Draytek */ @@ -846,6 +851,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x7392, 0x7711) }, { USB_DEVICE(0x7392, 0x7717) }, { USB_DEVICE(0x7392, 0x7718) }, + { USB_DEVICE(0x7392, 0x7722) }, /* Encore */ { USB_DEVICE(0x203d, 0x1480) }, { USB_DEVICE(0x203d, 0x14a9) }, @@ -880,6 +886,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1737, 0x0070) }, { USB_DEVICE(0x1737, 0x0071) }, { USB_DEVICE(0x1737, 0x0077) }, + { USB_DEVICE(0x1737, 0x0078) }, /* Logitec */ { USB_DEVICE(0x0789, 0x0162) }, { USB_DEVICE(0x0789, 0x0163) }, @@ -903,9 +910,13 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0db0, 0x871b) }, { USB_DEVICE(0x0db0, 0x871c) }, { USB_DEVICE(0x0db0, 0x899a) }, + /* Ovislink */ + { USB_DEVICE(0x1b75, 0x3071) }, + { USB_DEVICE(0x1b75, 0x3072) }, /* Para */ { USB_DEVICE(0x20b8, 0x8888) }, /* Pegatron */ + { USB_DEVICE(0x1d4d, 0x0002) }, { USB_DEVICE(0x1d4d, 0x000c) }, { USB_DEVICE(0x1d4d, 0x000e) }, { USB_DEVICE(0x1d4d, 0x0011) }, @@ -943,6 +954,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0df6, 0x0048) }, { USB_DEVICE(0x0df6, 0x0051) }, { USB_DEVICE(0x0df6, 0x005f) }, + { USB_DEVICE(0x0df6, 0x0060) }, /* SMC */ { USB_DEVICE(0x083a, 0x6618) }, { USB_DEVICE(0x083a, 0x7511) }, @@ -957,7 +969,9 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Sparklan */ { USB_DEVICE(0x15a9, 0x0006) }, /* Sweex */ + { USB_DEVICE(0x177f, 0x0153) }, { USB_DEVICE(0x177f, 0x0302) }, + { USB_DEVICE(0x177f, 0x0313) }, /* U-Media */ { USB_DEVICE(0x157e, 0x300e) }, { USB_DEVICE(0x157e, 0x3013) }, @@ -975,6 +989,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0586, 0x341e) }, { USB_DEVICE(0x0586, 0x343e) }, #ifdef CONFIG_RT2800USB_RT33XX + /* Belkin */ + { USB_DEVICE(0x050d, 0x945b) }, /* Ralink */ { USB_DEVICE(0x148f, 0x3370) }, { USB_DEVICE(0x148f, 0x8070) }, @@ -999,6 +1015,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x148f, 0x3572) }, /* Sitecom */ { USB_DEVICE(0x0df6, 0x0041) }, + { USB_DEVICE(0x0df6, 0x0062) }, /* Toshiba */ { USB_DEVICE(0x0930, 0x0a07) }, /* Zinwell */ @@ -1038,27 +1055,24 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x13d3, 0x3322) }, /* Belkin */ { USB_DEVICE(0x050d, 0x1003) }, - { USB_DEVICE(0x050d, 0x825a) }, /* Buffalo */ { USB_DEVICE(0x0411, 0x012e) }, { USB_DEVICE(0x0411, 0x0148) }, { USB_DEVICE(0x0411, 0x0150) }, - { USB_DEVICE(0x0411, 0x015d) }, /* Corega */ { USB_DEVICE(0x07aa, 0x0041) }, { USB_DEVICE(0x07aa, 0x0042) }, { USB_DEVICE(0x18c5, 0x0008) }, /* D-Link */ { USB_DEVICE(0x07d1, 0x3c0b) }, - { USB_DEVICE(0x07d1, 0x3c13) }, - { USB_DEVICE(0x07d1, 0x3c15) }, { USB_DEVICE(0x07d1, 0x3c17) }, { USB_DEVICE(0x2001, 0x3c17) }, /* Edimax */ { USB_DEVICE(0x7392, 0x4085) }, - { USB_DEVICE(0x7392, 0x7722) }, /* Encore */ { USB_DEVICE(0x203d, 0x14a1) }, + /* Fujitsu Stylistic 550 */ + { USB_DEVICE(0x1690, 0x0761) }, /* Gemtek */ { USB_DEVICE(0x15a9, 0x0010) }, /* Gigabyte */ @@ -1070,19 +1084,13 @@ static struct usb_device_id rt2800usb_device_table[] = { /* LevelOne */ { USB_DEVICE(0x1740, 0x0605) }, { USB_DEVICE(0x1740, 0x0615) }, - /* Linksys */ - { USB_DEVICE(0x1737, 0x0078) }, /* Logitec */ { USB_DEVICE(0x0789, 0x0168) }, { USB_DEVICE(0x0789, 0x0169) }, /* Motorola */ { USB_DEVICE(0x100d, 0x9032) }, - /* Ovislink */ - { USB_DEVICE(0x1b75, 0x3071) }, - { USB_DEVICE(0x1b75, 0x3072) }, /* Pegatron */ { USB_DEVICE(0x05a6, 0x0101) }, - { USB_DEVICE(0x1d4d, 0x0002) }, { USB_DEVICE(0x1d4d, 0x0010) }, /* Planex */ { USB_DEVICE(0x2019, 0x5201) }, @@ -1096,16 +1104,11 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0df6, 0x004a) }, { USB_DEVICE(0x0df6, 0x004d) }, { USB_DEVICE(0x0df6, 0x0053) }, - { USB_DEVICE(0x0df6, 0x0060) }, - { USB_DEVICE(0x0df6, 0x0062) }, /* SMC */ { USB_DEVICE(0x083a, 0xa512) }, { USB_DEVICE(0x083a, 0xc522) }, { USB_DEVICE(0x083a, 0xd522) }, { USB_DEVICE(0x083a, 0xf511) }, - /* Sweex */ - { USB_DEVICE(0x177f, 0x0153) }, - { USB_DEVICE(0x177f, 0x0313) }, /* Zyxel */ { USB_DEVICE(0x0586, 0x341a) }, #endif diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 6c56198..61291a1 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -954,8 +954,13 @@ static void _rtl_pci_prepare_bcn_tasklet(struct ieee80211_hw *hw) memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); ring = &rtlpci->tx_ring[BEACON_QUEUE]; pskb = __skb_dequeue(&ring->queue); - if (pskb) + if (pskb) { + struct rtl_tx_desc *entry = &ring->desc[ring->idx]; + pci_unmap_single(rtlpci->pdev, rtlpriv->cfg->ops->get_desc( + (u8 *) entry, true, HW_DESC_TXBUFF_ADDR), + pskb->len, PCI_DMA_TODEVICE); kfree_skb(pskb); + } /*NB: the beacon data buffer must be 32-bit aligned. */ pskb = ieee80211_beacon_get(hw, mac->vif); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index cec4629..a6b07dd 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -2822,6 +2822,40 @@ static void __devinit fixup_ti816x_class(struct pci_dev* dev) } DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_TI, 0xb800, fixup_ti816x_class); +/* + * Some BIOS implementations leave the Intel GPU interrupts enabled, + * even though no one is handling them (f.e. i915 driver is never loaded). + * Additionally the interrupt destination is not set up properly + * and the interrupt ends up -somewhere-. + * + * These spurious interrupts are "sticky" and the kernel disables + * the (shared) interrupt line after 100.000+ generated interrupts. + * + * Fix it by disabling the still enabled interrupts. + * This resolves crashes often seen on monitor unplug. + */ +#define I915_DEIER_REG 0x4400c +static void __devinit disable_igfx_irq(struct pci_dev *dev) +{ + void __iomem *regs = pci_iomap(dev, 0, 0); + if (regs == NULL) { + dev_warn(&dev->dev, "igfx quirk: Can't iomap PCI device\n"); + return; + } + + /* Check if any interrupt line is still enabled */ + if (readl(regs + I915_DEIER_REG) != 0) { + dev_warn(&dev->dev, "BIOS left Intel GPU interrupts enabled; " + "disabling\n"); + + writel(0, regs + I915_DEIER_REG); + } + + pci_iounmap(dev, regs); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0102, disable_igfx_irq); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x010a, disable_igfx_irq); + static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_fixup *end) { diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index ff1b84b..e86edfc 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -339,8 +339,7 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id) dev_dbg(&adev->dev, "revision = 0x%01x\n", ldata->hw_revision); /* Enable the clockwatch on ST Variants */ - if ((ldata->hw_designer == AMBA_VENDOR_ST) && - (ldata->hw_revision > 1)) + if (ldata->hw_designer == AMBA_VENDOR_ST) writel(readl(ldata->base + RTC_CR) | RTC_CR_CWEN, ldata->base + RTC_CR); diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 2e13a14..b423fe9 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -318,7 +318,7 @@ struct spi_device *spi_alloc_device(struct spi_master *master) } spi->master = master; - spi->dev.parent = dev; + spi->dev.parent = &master->dev; spi->dev.bus = &spi_bus_type; spi->dev.release = spidev_release; device_initialize(&spi->dev); diff --git a/drivers/staging/iio/magnetometer/hmc5843.c b/drivers/staging/iio/magnetometer/hmc5843.c index dd9a3bb..a1176d9 100644 --- a/drivers/staging/iio/magnetometer/hmc5843.c +++ b/drivers/staging/iio/magnetometer/hmc5843.c @@ -520,7 +520,9 @@ static int hmc5843_detect(struct i2c_client *client, /* Called when we have found a new HMC5843. */ static void hmc5843_init_client(struct i2c_client *client) { - struct hmc5843_data *data = i2c_get_clientdata(client); + struct iio_dev *indio_dev = i2c_get_clientdata(client); + struct hmc5843_data *data = iio_priv(indio_dev); + hmc5843_set_meas_conf(client, data->meas_conf); hmc5843_set_rate(client, data->rate); hmc5843_configure(client, data->operating_mode); diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c index 2205795..3411148 100644 --- a/drivers/tty/amiserial.c +++ b/drivers/tty/amiserial.c @@ -1113,8 +1113,10 @@ static int set_serial_info(struct async_struct * info, (new_serial.close_delay != state->close_delay) || (new_serial.xmit_fifo_size != state->xmit_fifo_size) || ((new_serial.flags & ~ASYNC_USR_MASK) != - (state->flags & ~ASYNC_USR_MASK))) + (state->flags & ~ASYNC_USR_MASK))) { + tty_unlock(); return -EPERM; + } state->flags = ((state->flags & ~ASYNC_USR_MASK) | (new_serial.flags & ASYNC_USR_MASK)); info->flags = ((info->flags & ~ASYNC_USR_MASK) | diff --git a/drivers/tty/serial/8250_pci.c b/drivers/tty/serial/8250_pci.c index ff48fdb..21098ed 100644 --- a/drivers/tty/serial/8250_pci.c +++ b/drivers/tty/serial/8250_pci.c @@ -1459,51 +1459,61 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .vendor = PCI_VENDOR_ID_INTEL, .device = 0x8811, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = PCI_VENDOR_ID_INTEL, .device = 0x8812, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = PCI_VENDOR_ID_INTEL, .device = 0x8813, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = PCI_VENDOR_ID_INTEL, .device = 0x8814, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x8027, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x8028, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x8029, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x800C, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x800D, .init = pci_eg20t_init, + .setup = pci_default_setup, }, { .vendor = 0x10DB, .device = 0x800D, .init = pci_eg20t_init, + .setup = pci_default_setup, }, /* * Cronyx Omega PCI (PLX-chip based) diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c index 50bc5a5..37db1d5 100644 --- a/drivers/tty/serial/altera_uart.c +++ b/drivers/tty/serial/altera_uart.c @@ -555,7 +555,7 @@ static int __devinit altera_uart_probe(struct platform_device *pdev) res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res_mem) port->mapbase = res_mem->start; - else if (platp->mapbase) + else if (platp) port->mapbase = platp->mapbase; else return -EINVAL; @@ -563,7 +563,7 @@ static int __devinit altera_uart_probe(struct platform_device *pdev) res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (res_irq) port->irq = res_irq->start; - else if (platp->irq) + else if (platp) port->irq = platp->irq; /* Check platform data first so we can override device node data */ diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 4a4733e..21dc4b7 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1376,6 +1376,10 @@ static int pl011_startup(struct uart_port *port) uap->port.uartclk = clk_get_rate(uap->clk); + /* Clear pending error and receive interrupts */ + writew(UART011_OEIS | UART011_BEIS | UART011_PEIS | UART011_FEIS | + UART011_RTIS | UART011_RXIS, uap->port.membase + UART011_ICR); + /* * Allocate the IRQ */ @@ -1410,10 +1414,6 @@ static int pl011_startup(struct uart_port *port) cr = UART01x_CR_UARTEN | UART011_CR_RXE | UART011_CR_TXE; writew(cr, uap->port.membase + UART011_CR); - /* Clear pending error interrupts */ - writew(UART011_OEIS | UART011_BEIS | UART011_PEIS | UART011_FEIS, - uap->port.membase + UART011_ICR); - /* * initialise the old status of the modem signals */ @@ -1428,6 +1428,9 @@ static int pl011_startup(struct uart_port *port) * as well. */ spin_lock_irq(&uap->port.lock); + /* Clear out any spuriously appearing RX interrupts */ + writew(UART011_RTIS | UART011_RXIS, + uap->port.membase + UART011_ICR); uap->im = UART011_RTIM; if (!pl011_dma_rx_running(uap)) uap->im |= UART011_RXIM; @@ -1920,6 +1923,10 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id) uap->port.line = i; pl011_dma_probe(uap); + /* Ensure interrupts from this UART are masked and cleared */ + writew(0, uap->port.membase + UART011_IMSC); + writew(0xffff, uap->port.membase + UART011_ICR); + snprintf(uap->type, sizeof(uap->type), "PL011 rev%u", amba_rev(dev)); amba_ports[i] = uap; diff --git a/drivers/tty/serial/clps711x.c b/drivers/tty/serial/clps711x.c index e6c3dbd..836fe273 100644 --- a/drivers/tty/serial/clps711x.c +++ b/drivers/tty/serial/clps711x.c @@ -154,10 +154,9 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id) port->x_char = 0; return IRQ_HANDLED; } - if (uart_circ_empty(xmit) || uart_tx_stopped(port)) { - clps711xuart_stop_tx(port); - return IRQ_HANDLED; - } + + if (uart_circ_empty(xmit) || uart_tx_stopped(port)) + goto disable_tx_irq; count = port->fifosize >> 1; do { @@ -171,8 +170,11 @@ static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id) if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) uart_write_wakeup(port); - if (uart_circ_empty(xmit)) - clps711xuart_stop_tx(port); + if (uart_circ_empty(xmit)) { + disable_tx_irq: + disable_irq_nosync(TX_IRQ(port)); + tx_enabled(port) = 0; + } return IRQ_HANDLED; } diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 902588b..101eda9 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -602,7 +602,8 @@ static void pch_request_dma(struct uart_port *port) dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - dma_dev = pci_get_bus_and_slot(2, PCI_DEVFN(0xa, 0)); /* Get DMA's dev + dma_dev = pci_get_bus_and_slot(priv->pdev->bus->number, + PCI_DEVFN(0xa, 0)); /* Get DMA's dev information */ /* Set Tx DMA */ param = &priv->param_tx; @@ -1353,9 +1354,11 @@ static int pch_uart_verify_port(struct uart_port *port, __func__); return -EOPNOTSUPP; #endif - priv->use_dma = 1; priv->use_dma_flag = 1; dev_info(priv->port.dev, "PCH UART : Use DMA Mode\n"); + if (!priv->use_dma) + pch_request_dma(port); + priv->use_dma = 1; } return 0; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 3776ddf..34bb059 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -1644,7 +1644,6 @@ void usb_disconnect(struct usb_device **pdev) { struct usb_device *udev = *pdev; int i; - struct usb_hcd *hcd = bus_to_hcd(udev->bus); if (!udev) { pr_debug ("%s nodev\n", __func__); @@ -1672,9 +1671,7 @@ void usb_disconnect(struct usb_device **pdev) * so that the hardware is now fully quiesced. */ dev_dbg (&udev->dev, "unregistering device\n"); - mutex_lock(hcd->bandwidth_mutex); usb_disable_device(udev, 0); - mutex_unlock(hcd->bandwidth_mutex); usb_hcd_synchronize_unlinks(udev); usb_remove_ep_devs(&udev->ep0); diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 0b5ec23..1eebd45 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -308,7 +308,8 @@ static void sg_complete(struct urb *urb) retval = usb_unlink_urb(io->urbs [i]); if (retval != -EINPROGRESS && retval != -ENODEV && - retval != -EBUSY) + retval != -EBUSY && + retval != -EIDRM) dev_err(&io->dev->dev, "%s, unlink --> %d\n", __func__, retval); @@ -317,7 +318,6 @@ static void sg_complete(struct urb *urb) } spin_lock(&io->lock); } - urb->dev = NULL; /* on the last completion, signal usb_sg_wait() */ io->bytes += urb->actual_length; @@ -524,7 +524,6 @@ void usb_sg_wait(struct usb_sg_request *io) case -ENXIO: /* hc didn't queue this one */ case -EAGAIN: case -ENOMEM: - io->urbs[i]->dev = NULL; retval = 0; yield(); break; @@ -542,7 +541,6 @@ void usb_sg_wait(struct usb_sg_request *io) /* fail any uncompleted urbs */ default: - io->urbs[i]->dev = NULL; io->urbs[i]->status = retval; dev_dbg(&io->dev->dev, "%s, submit --> %d\n", __func__, retval); @@ -593,7 +591,10 @@ void usb_sg_cancel(struct usb_sg_request *io) if (!io->urbs [i]->dev) continue; retval = usb_unlink_urb(io->urbs [i]); - if (retval != -EINPROGRESS && retval != -EBUSY) + if (retval != -EINPROGRESS + && retval != -ENODEV + && retval != -EBUSY + && retval != -EIDRM) dev_warn(&io->dev->dev, "%s, unlink --> %d\n", __func__, retval); } @@ -1135,8 +1136,6 @@ void usb_disable_interface(struct usb_device *dev, struct usb_interface *intf, * Deallocates hcd/hardware state for the endpoints (nuking all or most * pending urbs) and usbcore state for the interfaces, so that usbcore * must usb_set_configuration() before any interfaces could be used. - * - * Must be called with hcd->bandwidth_mutex held. */ void usb_disable_device(struct usb_device *dev, int skip_ep0) { @@ -1189,7 +1188,9 @@ void usb_disable_device(struct usb_device *dev, int skip_ep0) usb_disable_endpoint(dev, i + USB_DIR_IN, false); } /* Remove endpoints from the host controller internal state */ + mutex_lock(hcd->bandwidth_mutex); usb_hcd_alloc_bandwidth(dev, NULL, NULL, NULL); + mutex_unlock(hcd->bandwidth_mutex); /* Second pass: remove endpoint pointers */ } for (i = skip_ep0; i < 16; ++i) { @@ -1749,7 +1750,6 @@ free_interfaces: /* if it's already configured, clear out old state first. * getting rid of old interfaces means unbinding their drivers. */ - mutex_lock(hcd->bandwidth_mutex); if (dev->state != USB_STATE_ADDRESS) usb_disable_device(dev, 1); /* Skip ep0 */ @@ -1762,6 +1762,7 @@ free_interfaces: * host controller will not allow submissions to dropped endpoints. If * this call fails, the device state is unchanged. */ + mutex_lock(hcd->bandwidth_mutex); ret = usb_hcd_alloc_bandwidth(dev, cp, NULL, NULL); if (ret < 0) { mutex_unlock(hcd->bandwidth_mutex); diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 144a8c8..aca160e 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -544,7 +544,7 @@ config USB_LANGWELL select USB_GADGET_SELECTED config USB_GADGET_EG20T - boolean "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH UDC" + tristate "Intel EG20T PCH/OKI SEMICONDUCTOR IOH(ML7213/ML7831) UDC" depends on PCI select USB_GADGET_DUALSPEED help @@ -562,8 +562,9 @@ config USB_GADGET_EG20T This driver also can be used for OKI SEMICONDUCTOR's ML7213 which is for IVI(In-Vehicle Infotainment) use. - ML7213 is companion chip for Intel Atom E6xx series. - ML7213 is completely compatible for Intel EG20T PCH. + ML7831 is for general purpose use. + ML7213/ML7831 is companion chip for Intel Atom E6xx series. + ML7213/ML7831 is completely compatible for Intel EG20T PCH. config USB_EG20T tristate diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 19fffcc..1cefb9f 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -720,7 +720,7 @@ static long ffs_ep0_ioctl(struct file *file, unsigned code, unsigned long value) if (code == FUNCTIONFS_INTERFACE_REVMAP) { struct ffs_function *func = ffs->func; ret = func ? ffs_func_revmap_intf(func, value) : -ENODEV; - } else if (gadget->ops->ioctl) { + } else if (gadget && gadget->ops->ioctl) { ret = gadget->ops->ioctl(gadget, code, value); } else { ret = -ENOTTY; diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c index 68dbcc3..1852c8a 100644 --- a/drivers/usb/gadget/pch_udc.c +++ b/drivers/usb/gadget/pch_udc.c @@ -320,6 +320,7 @@ struct pch_udc_ep { * @registered: driver regsitered with system * @suspended: driver in suspended state * @connected: gadget driver associated + * @vbus_session: required vbus_session state * @set_cfg_not_acked: pending acknowledgement 4 setup * @waiting_zlp_ack: pending acknowledgement 4 ZLP * @data_requests: DMA pool for data requests @@ -346,6 +347,7 @@ struct pch_udc_dev { registered:1, suspended:1, connected:1, + vbus_session:1, set_cfg_not_acked:1, waiting_zlp_ack:1; struct pci_pool *data_requests; @@ -363,6 +365,7 @@ struct pch_udc_dev { #define PCI_DEVICE_ID_INTEL_EG20T_UDC 0x8808 #define PCI_VENDOR_ID_ROHM 0x10DB #define PCI_DEVICE_ID_ML7213_IOH_UDC 0x801D +#define PCI_DEVICE_ID_ML7831_IOH_UDC 0x8808 static const char ep0_string[] = "ep0in"; static DEFINE_SPINLOCK(udc_stall_spinlock); /* stall spin lock */ @@ -562,6 +565,29 @@ static void pch_udc_clear_disconnect(struct pch_udc_dev *dev) } /** + * pch_udc_reconnect() - This API initializes usb device controller, + * and clear the disconnect status. + * @dev: Reference to pch_udc_regs structure + */ +static void pch_udc_init(struct pch_udc_dev *dev); +static void pch_udc_reconnect(struct pch_udc_dev *dev) +{ + pch_udc_init(dev); + + /* enable device interrupts */ + /* pch_udc_enable_interrupts() */ + pch_udc_bit_clr(dev, UDC_DEVIRQMSK_ADDR, + UDC_DEVINT_UR | UDC_DEVINT_ENUM); + + /* Clear the disconnect */ + pch_udc_bit_set(dev, UDC_DEVCTL_ADDR, UDC_DEVCTL_RES); + pch_udc_bit_clr(dev, UDC_DEVCTL_ADDR, UDC_DEVCTL_SD); + mdelay(1); + /* Resume USB signalling */ + pch_udc_bit_clr(dev, UDC_DEVCTL_ADDR, UDC_DEVCTL_RES); +} + +/** * pch_udc_vbus_session() - set or clearr the disconnect status. * @dev: Reference to pch_udc_regs structure * @is_active: Parameter specifying the action @@ -571,10 +597,18 @@ static void pch_udc_clear_disconnect(struct pch_udc_dev *dev) static inline void pch_udc_vbus_session(struct pch_udc_dev *dev, int is_active) { - if (is_active) - pch_udc_clear_disconnect(dev); - else + if (is_active) { + pch_udc_reconnect(dev); + dev->vbus_session = 1; + } else { + if (dev->driver && dev->driver->disconnect) { + spin_unlock(&dev->lock); + dev->driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } pch_udc_set_disconnect(dev); + dev->vbus_session = 0; + } } /** @@ -1134,7 +1168,17 @@ static int pch_udc_pcd_pullup(struct usb_gadget *gadget, int is_on) if (!gadget) return -EINVAL; dev = container_of(gadget, struct pch_udc_dev, gadget); - pch_udc_vbus_session(dev, is_on); + if (is_on) { + pch_udc_reconnect(dev); + } else { + if (dev->driver && dev->driver->disconnect) { + spin_unlock(&dev->lock); + dev->driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } + pch_udc_set_disconnect(dev); + } + return 0; } @@ -2338,8 +2382,11 @@ static void pch_udc_svc_ur_interrupt(struct pch_udc_dev *dev) /* Complete request queue */ empty_req_queue(ep); } - if (dev->driver && dev->driver->disconnect) + if (dev->driver && dev->driver->disconnect) { + spin_unlock(&dev->lock); dev->driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } } /** @@ -2374,6 +2421,11 @@ static void pch_udc_svc_enum_interrupt(struct pch_udc_dev *dev) pch_udc_set_dma(dev, DMA_DIR_TX); pch_udc_set_dma(dev, DMA_DIR_RX); pch_udc_ep_set_rrdy(&(dev->ep[UDC_EP0OUT_IDX])); + + /* enable device interrupts */ + pch_udc_enable_interrupts(dev, UDC_DEVINT_UR | UDC_DEVINT_US | + UDC_DEVINT_ES | UDC_DEVINT_ENUM | + UDC_DEVINT_SI | UDC_DEVINT_SC); } /** @@ -2475,8 +2527,24 @@ static void pch_udc_dev_isr(struct pch_udc_dev *dev, u32 dev_intr) if (dev_intr & UDC_DEVINT_SC) pch_udc_svc_cfg_interrupt(dev); /* USB Suspend interrupt */ - if (dev_intr & UDC_DEVINT_US) + if (dev_intr & UDC_DEVINT_US) { + if (dev->driver + && dev->driver->suspend) { + spin_unlock(&dev->lock); + dev->driver->suspend(&dev->gadget); + spin_lock(&dev->lock); + } + + if (dev->vbus_session == 0) { + if (dev->driver && dev->driver->disconnect) { + spin_unlock(&dev->lock); + dev->driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } + pch_udc_reconnect(dev); + } dev_dbg(&dev->pdev->dev, "USB_SUSPEND\n"); + } /* Clear the SOF interrupt, if enabled */ if (dev_intr & UDC_DEVINT_SOF) dev_dbg(&dev->pdev->dev, "SOF\n"); @@ -2502,6 +2570,14 @@ static irqreturn_t pch_udc_isr(int irq, void *pdev) dev_intr = pch_udc_read_device_interrupts(dev); ep_intr = pch_udc_read_ep_interrupts(dev); + /* For a hot plug, this find that the controller is hung up. */ + if (dev_intr == ep_intr) + if (dev_intr == pch_udc_readl(dev, UDC_DEVCFG_ADDR)) { + dev_dbg(&dev->pdev->dev, "UDC: Hung up\n"); + /* The controller is reset */ + pch_udc_writel(dev, UDC_SRST, UDC_SRST_ADDR); + return IRQ_HANDLED; + } if (dev_intr) /* Clear device interrupts */ pch_udc_write_device_interrupts(dev, dev_intr); @@ -2915,8 +2991,10 @@ static int pch_udc_probe(struct pci_dev *pdev, } pch_udc = dev; /* initialize the hardware */ - if (pch_udc_pcd_init(dev)) + if (pch_udc_pcd_init(dev)) { + retval = -ENODEV; goto finished; + } if (request_irq(pdev->irq, pch_udc_isr, IRQF_SHARED, KBUILD_MODNAME, dev)) { dev_err(&pdev->dev, "%s: request_irq(%d) fail\n", __func__, @@ -2971,6 +3049,11 @@ static DEFINE_PCI_DEVICE_TABLE(pch_udc_pcidev_id) = { .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe, .class_mask = 0xffffffff, }, + { + PCI_DEVICE(PCI_VENDOR_ID_ROHM, PCI_DEVICE_ID_ML7831_IOH_UDC), + .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe, + .class_mask = 0xffffffff, + }, { 0 }, }; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index b27ceab..6a25c35 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -808,8 +808,13 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) goto dead; } + /* + * We don't use STS_FLR, but some controllers don't like it to + * remain on, so mask it out along with the other status bits. + */ + masked_status = status & (INTR_MASK | STS_FLR); + /* Shared IRQ? */ - masked_status = status & INTR_MASK; if (!masked_status || unlikely(hcd->state == HC_STATE_HALT)) { spin_unlock(&ehci->lock); return IRQ_NONE; diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 3f387b8..7fec8bd 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -824,9 +824,13 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) } } - /* Disable any BIOS SMIs */ - writel(XHCI_LEGACY_DISABLE_SMI, - base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); + val = readl(base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); + /* Mask off (turn off) any enabled SMIs */ + val &= XHCI_LEGACY_DISABLE_SMI; + /* Mask all SMI events bits, RW1C */ + val |= XHCI_LEGACY_SMI_EVENTS; + /* Disable any BIOS SMIs and clear all SMI events*/ + writel(val, base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); if (usb_is_intel_switchable_xhci(pdev)) usb_enable_xhci_ports(pdev); diff --git a/drivers/usb/host/xhci-ext-caps.h b/drivers/usb/host/xhci-ext-caps.h index ce5c9e5..4206f6b 100644 --- a/drivers/usb/host/xhci-ext-caps.h +++ b/drivers/usb/host/xhci-ext-caps.h @@ -62,8 +62,9 @@ /* USB Legacy Support Control and Status Register - section 7.1.2 */ /* Add this offset, plus the value of xECP in HCCPARAMS to the base address */ #define XHCI_LEGACY_CONTROL_OFFSET (0x04) -/* bits 1:2, 5:12, and 17:19 need to be preserved; bits 21:28 should be zero */ -#define XHCI_LEGACY_DISABLE_SMI ((0x3 << 1) + (0xff << 5) + (0x7 << 17)) +/* bits 1:3, 5:12, and 17:19 need to be preserved; bits 21:28 should be zero */ +#define XHCI_LEGACY_DISABLE_SMI ((0x7 << 1) + (0xff << 5) + (0x7 << 17)) +#define XHCI_LEGACY_SMI_EVENTS (0x7 << 29) /* command register values to disable interrupts and halt the HC */ /* start/stop HC execution - do not write unless HC is halted*/ diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 64fbf6f..a4468d9 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1509,11 +1509,6 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) int i; /* Free the Event Ring Segment Table and the actual Event Ring */ - if (xhci->ir_set) { - xhci_writel(xhci, 0, &xhci->ir_set->erst_size); - xhci_write_64(xhci, 0, &xhci->ir_set->erst_base); - xhci_write_64(xhci, 0, &xhci->ir_set->erst_dequeue); - } size = sizeof(struct xhci_erst_entry)*(xhci->erst.num_entries); if (xhci->erst.entries) pci_free_consistent(pdev, size, @@ -1525,7 +1520,6 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) xhci->event_ring = NULL; xhci_dbg(xhci, "Freed event ring\n"); - xhci_write_64(xhci, 0, &xhci->op_regs->cmd_ring); if (xhci->cmd_ring) xhci_ring_free(xhci, xhci->cmd_ring); xhci->cmd_ring = NULL; @@ -1554,7 +1548,6 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) xhci->medium_streams_pool = NULL; xhci_dbg(xhci, "Freed medium stream array pool\n"); - xhci_write_64(xhci, 0, &xhci->op_regs->dcbaa_ptr); if (xhci->dcbaa) pci_free_consistent(pdev, sizeof(*xhci->dcbaa), xhci->dcbaa, xhci->dcbaa->dma); @@ -2123,6 +2116,8 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) fail: xhci_warn(xhci, "Couldn't initialize memory\n"); + xhci_halt(xhci); + xhci_reset(xhci); xhci_mem_cleanup(xhci); return -ENOMEM; } diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 50e7156..4509f69 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -145,6 +145,8 @@ static int xhci_pci_setup(struct usb_hcd *hcd) xhci->quirks |= XHCI_RESET_ON_RESUME; xhci_dbg(xhci, "QUIRK: Resetting on resume\n"); } + if (pdev->vendor == PCI_VENDOR_ID_VIA) + xhci->quirks |= XHCI_RESET_ON_RESUME; /* Make sure the HC is halted. */ retval = xhci_halt(xhci); diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index edcedc4..c42fdff 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2352,7 +2352,7 @@ hw_died: u32 irq_pending; /* Acknowledge the PCI interrupt */ irq_pending = xhci_readl(xhci, &xhci->ir_set->irq_pending); - irq_pending |= 0x3; + irq_pending |= IMAN_IP; xhci_writel(xhci, irq_pending, &xhci->ir_set->irq_pending); } diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index b4416d8..dbba936 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -610,11 +610,11 @@ static void xhci_save_registers(struct xhci_hcd *xhci) xhci->s3.dev_nt = xhci_readl(xhci, &xhci->op_regs->dev_notification); xhci->s3.dcbaa_ptr = xhci_read_64(xhci, &xhci->op_regs->dcbaa_ptr); xhci->s3.config_reg = xhci_readl(xhci, &xhci->op_regs->config_reg); - xhci->s3.irq_pending = xhci_readl(xhci, &xhci->ir_set->irq_pending); - xhci->s3.irq_control = xhci_readl(xhci, &xhci->ir_set->irq_control); xhci->s3.erst_size = xhci_readl(xhci, &xhci->ir_set->erst_size); xhci->s3.erst_base = xhci_read_64(xhci, &xhci->ir_set->erst_base); xhci->s3.erst_dequeue = xhci_read_64(xhci, &xhci->ir_set->erst_dequeue); + xhci->s3.irq_pending = xhci_readl(xhci, &xhci->ir_set->irq_pending); + xhci->s3.irq_control = xhci_readl(xhci, &xhci->ir_set->irq_control); } static void xhci_restore_registers(struct xhci_hcd *xhci) @@ -623,10 +623,11 @@ static void xhci_restore_registers(struct xhci_hcd *xhci) xhci_writel(xhci, xhci->s3.dev_nt, &xhci->op_regs->dev_notification); xhci_write_64(xhci, xhci->s3.dcbaa_ptr, &xhci->op_regs->dcbaa_ptr); xhci_writel(xhci, xhci->s3.config_reg, &xhci->op_regs->config_reg); - xhci_writel(xhci, xhci->s3.irq_pending, &xhci->ir_set->irq_pending); - xhci_writel(xhci, xhci->s3.irq_control, &xhci->ir_set->irq_control); xhci_writel(xhci, xhci->s3.erst_size, &xhci->ir_set->erst_size); xhci_write_64(xhci, xhci->s3.erst_base, &xhci->ir_set->erst_base); + xhci_write_64(xhci, xhci->s3.erst_dequeue, &xhci->ir_set->erst_dequeue); + xhci_writel(xhci, xhci->s3.irq_pending, &xhci->ir_set->irq_pending); + xhci_writel(xhci, xhci->s3.irq_control, &xhci->ir_set->irq_control); } static void xhci_set_cmd_ring_deq(struct xhci_hcd *xhci) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 3e7c3a6..dfd260a 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -205,6 +205,10 @@ struct xhci_op_regs { #define CMD_PM_INDEX (1 << 11) /* bits 12:31 are reserved (and should be preserved on writes). */ +/* IMAN - Interrupt Management Register */ +#define IMAN_IP (1 << 1) +#define IMAN_IE (1 << 0) + /* USBSTS - USB status - status bitmasks */ /* HC not running - set to 1 when run/stop bit is cleared. */ #define STS_HALT XHCI_STS_HALT diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c index ac5bfd6..2504694 100644 --- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -99,9 +99,7 @@ static void yurex_delete(struct kref *kref) usb_put_dev(dev->udev); if (dev->cntl_urb) { usb_kill_urb(dev->cntl_urb); - if (dev->cntl_req) - usb_free_coherent(dev->udev, YUREX_BUF_SIZE, - dev->cntl_req, dev->cntl_urb->setup_dma); + kfree(dev->cntl_req); if (dev->cntl_buffer) usb_free_coherent(dev->udev, YUREX_BUF_SIZE, dev->cntl_buffer, dev->cntl_urb->transfer_dma); @@ -234,9 +232,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ } /* allocate buffer for control req */ - dev->cntl_req = usb_alloc_coherent(dev->udev, YUREX_BUF_SIZE, - GFP_KERNEL, - &dev->cntl_urb->setup_dma); + dev->cntl_req = kmalloc(YUREX_BUF_SIZE, GFP_KERNEL); if (!dev->cntl_req) { err("Could not allocate cntl_req"); goto error; @@ -286,7 +282,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ usb_rcvintpipe(dev->udev, dev->int_in_endpointAddr), dev->int_buffer, YUREX_BUF_SIZE, yurex_interrupt, dev, 1); - dev->cntl_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + dev->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; if (usb_submit_urb(dev->urb, GFP_KERNEL)) { retval = -EIO; err("Could not submitting URB"); diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index c5d4c44..6958ab9 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -295,7 +295,8 @@ static int musb_otg_notifications(struct notifier_block *nb, static int omap2430_musb_init(struct musb *musb) { - u32 l, status = 0; + u32 l; + int status = 0; struct device *dev = musb->controller; struct musb_hdrc_platform_data *plat = dev->platform_data; struct omap_musb_board_data *data = plat->board_data; @@ -312,7 +313,7 @@ static int omap2430_musb_init(struct musb *musb) status = pm_runtime_get_sync(dev); if (status < 0) { - dev_err(dev, "pm_runtime_get_sync FAILED"); + dev_err(dev, "pm_runtime_get_sync FAILED %d\n", status); goto err1; } @@ -464,14 +465,14 @@ static int __init omap2430_probe(struct platform_device *pdev) goto err2; } + pm_runtime_enable(&pdev->dev); + ret = platform_device_add(musb); if (ret) { dev_err(&pdev->dev, "failed to register musb device\n"); goto err2; } - pm_runtime_enable(&pdev->dev); - return 0; err2: diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 4c12404..f2c57e0 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -285,7 +285,8 @@ static int cp210x_get_config(struct usb_serial_port *port, u8 request, /* Issue the request, attempting to read 'size' bytes */ result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), request, REQTYPE_DEVICE_TO_HOST, 0x0000, - port_priv->bInterfaceNumber, buf, size, 300); + port_priv->bInterfaceNumber, buf, size, + USB_CTRL_GET_TIMEOUT); /* Convert data into an array of integers */ for (i = 0; i < length; i++) @@ -335,12 +336,14 @@ static int cp210x_set_config(struct usb_serial_port *port, u8 request, result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), request, REQTYPE_HOST_TO_DEVICE, 0x0000, - port_priv->bInterfaceNumber, buf, size, 300); + port_priv->bInterfaceNumber, buf, size, + USB_CTRL_SET_TIMEOUT); } else { result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), request, REQTYPE_HOST_TO_DEVICE, data[0], - port_priv->bInterfaceNumber, NULL, 0, 300); + port_priv->bInterfaceNumber, NULL, 0, + USB_CTRL_SET_TIMEOUT); } kfree(buf); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 54898c9..cbe3451 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -708,6 +708,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, + { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED3) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED4) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED5) }, diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index d44c669..5aa7172 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -424,7 +424,7 @@ static void pl2303_set_termios(struct tty_struct *tty, control = priv->line_control; if ((cflag & CBAUD) == B0) priv->line_control &= ~(CONTROL_DTR | CONTROL_RTS); - else + else if ((old_termios->c_cflag & CBAUD) == B0) priv->line_control |= (CONTROL_DTR | CONTROL_RTS); if (control != priv->line_control) { control = priv->line_control; diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index d5d136a..ef71ba3 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -221,7 +221,7 @@ static const struct sierra_iface_info typeB_interface_list = { }; /* 'blacklist' of interfaces not served by this driver */ -static const u8 direct_ip_non_serial_ifaces[] = { 7, 8, 9, 10, 11 }; +static const u8 direct_ip_non_serial_ifaces[] = { 7, 8, 9, 10, 11, 19, 20 }; static const struct sierra_iface_info direct_ip_interface_blacklist = { .infolen = ARRAY_SIZE(direct_ip_non_serial_ifaces), .ifaceinfo = direct_ip_non_serial_ifaces, @@ -298,6 +298,9 @@ static const struct usb_device_id id_table[] = { /* Sierra Wireless HSPA Non-Composite Device */ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x6892, 0xFF, 0xFF, 0xFF)}, { USB_DEVICE(0x1199, 0x6893) }, /* Sierra Wireless Device */ + { USB_DEVICE(0x1199, 0x68A2), /* Sierra Wireless MC77xx in QMI mode */ + .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist + }, { USB_DEVICE(0x1199, 0x68A3), /* Sierra Wireless Direct IP modems */ .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist }, diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 1c03130..5d7b71b 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -1059,6 +1059,12 @@ int usb_serial_probe(struct usb_interface *interface, serial->attached = 1; } + /* Avoid race with tty_open and serial_install by setting the + * disconnected flag and not clearing it until all ports have been + * registered. + */ + serial->disconnected = 1; + if (get_free_serial(serial, num_ports, &minor) == NULL) { dev_err(&interface->dev, "No more free serial devices\n"); goto probe_error; @@ -1083,6 +1089,8 @@ int usb_serial_probe(struct usb_interface *interface, } } + serial->disconnected = 0; + usb_serial_console_init(debug, minor); exit: diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c index 2babcd4..86685e9 100644 --- a/drivers/uwb/hwa-rc.c +++ b/drivers/uwb/hwa-rc.c @@ -645,7 +645,8 @@ void hwarc_neep_cb(struct urb *urb) dev_err(dev, "NEEP: URB error %d\n", urb->status); } result = usb_submit_urb(urb, GFP_ATOMIC); - if (result < 0) { + if (result < 0 && result != -ENODEV && result != -EPERM) { + /* ignoring unrecoverable errors */ dev_err(dev, "NEEP: Can't resubmit URB (%d) resetting device\n", result); goto error; diff --git a/drivers/uwb/neh.c b/drivers/uwb/neh.c index 697e56a..47146c8 100644 --- a/drivers/uwb/neh.c +++ b/drivers/uwb/neh.c @@ -106,6 +106,7 @@ struct uwb_rc_neh { u8 evt_type; __le16 evt; u8 context; + u8 completed; uwb_rc_cmd_cb_f cb; void *arg; @@ -408,6 +409,7 @@ static void uwb_rc_neh_grok_event(struct uwb_rc *rc, struct uwb_rceb *rceb, size struct device *dev = &rc->uwb_dev.dev; struct uwb_rc_neh *neh; struct uwb_rceb *notif; + unsigned long flags; if (rceb->bEventContext == 0) { notif = kmalloc(size, GFP_ATOMIC); @@ -421,7 +423,11 @@ static void uwb_rc_neh_grok_event(struct uwb_rc *rc, struct uwb_rceb *rceb, size } else { neh = uwb_rc_neh_lookup(rc, rceb); if (neh) { - del_timer_sync(&neh->timer); + spin_lock_irqsave(&rc->neh_lock, flags); + /* to guard against a timeout */ + neh->completed = 1; + del_timer(&neh->timer); + spin_unlock_irqrestore(&rc->neh_lock, flags); uwb_rc_neh_cb(neh, rceb, size); } else dev_warn(dev, "event 0x%02x/%04x/%02x (%zu bytes): nobody cared\n", @@ -567,6 +573,10 @@ static void uwb_rc_neh_timer(unsigned long arg) unsigned long flags; spin_lock_irqsave(&rc->neh_lock, flags); + if (neh->completed) { + spin_unlock_irqrestore(&rc->neh_lock, flags); + return; + } if (neh->context) __uwb_rc_neh_rm(rc, neh); else diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index 7f8472c..8813588 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -815,8 +815,15 @@ static int __devinit uvesafb_vbe_init(struct fb_info *info) par->pmi_setpal = pmi_setpal; par->ypan = ypan; - if (par->pmi_setpal || par->ypan) - uvesafb_vbe_getpmi(task, par); + if (par->pmi_setpal || par->ypan) { + if (__supported_pte_mask & _PAGE_NX) { + par->pmi_setpal = par->ypan = 0; + printk(KERN_WARNING "uvesafb: NX protection is actively." + "We have better not to use the PMI.\n"); + } else { + uvesafb_vbe_getpmi(task, par); + } + } #else /* The protected mode interface is not available on non-x86. */ par->pmi_setpal = par->ypan = 0; diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index f914b26..b4e830e 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -664,7 +664,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED|VM_DONTEXPAND; if (use_ptemod) - vma->vm_flags |= VM_DONTCOPY|VM_PFNMAP; + vma->vm_flags |= VM_DONTCOPY; vma->vm_private_data = map; diff --git a/drivers/xen/xenbus/xenbus_probe_frontend.c b/drivers/xen/xenbus/xenbus_probe_frontend.c index b6a2690..560f217 100644 --- a/drivers/xen/xenbus/xenbus_probe_frontend.c +++ b/drivers/xen/xenbus/xenbus_probe_frontend.c @@ -132,7 +132,7 @@ static int read_backend_details(struct xenbus_device *xendev) return xenbus_read_otherend_details(xendev, "backend-id", "backend"); } -static int is_device_connecting(struct device *dev, void *data) +static int is_device_connecting(struct device *dev, void *data, bool ignore_nonessential) { struct xenbus_device *xendev = to_xenbus_device(dev); struct device_driver *drv = data; @@ -149,16 +149,41 @@ static int is_device_connecting(struct device *dev, void *data) if (drv && (dev->driver != drv)) return 0; + if (ignore_nonessential) { + /* With older QEMU, for PVonHVM guests the guest config files + * could contain: vfb = [ 'vnc=1, vnclisten=0.0.0.0'] + * which is nonsensical as there is no PV FB (there can be + * a PVKB) running as HVM guest. */ + + if ((strncmp(xendev->nodename, "device/vkbd", 11) == 0)) + return 0; + + if ((strncmp(xendev->nodename, "device/vfb", 10) == 0)) + return 0; + } xendrv = to_xenbus_driver(dev->driver); return (xendev->state < XenbusStateConnected || (xendev->state == XenbusStateConnected && xendrv->is_ready && !xendrv->is_ready(xendev))); } +static int essential_device_connecting(struct device *dev, void *data) +{ + return is_device_connecting(dev, data, true /* ignore PV[KBB+FB] */); +} +static int non_essential_device_connecting(struct device *dev, void *data) +{ + return is_device_connecting(dev, data, false); +} -static int exists_connecting_device(struct device_driver *drv) +static int exists_essential_connecting_device(struct device_driver *drv) { return bus_for_each_dev(&xenbus_frontend.bus, NULL, drv, - is_device_connecting); + essential_device_connecting); +} +static int exists_non_essential_connecting_device(struct device_driver *drv) +{ + return bus_for_each_dev(&xenbus_frontend.bus, NULL, drv, + non_essential_device_connecting); } static int print_device_status(struct device *dev, void *data) @@ -189,6 +214,23 @@ static int print_device_status(struct device *dev, void *data) /* We only wait for device setup after most initcalls have run. */ static int ready_to_wait_for_devices; +static bool wait_loop(unsigned long start, unsigned int max_delay, + unsigned int *seconds_waited) +{ + if (time_after(jiffies, start + (*seconds_waited+5)*HZ)) { + if (!*seconds_waited) + printk(KERN_WARNING "XENBUS: Waiting for " + "devices to initialise: "); + *seconds_waited += 5; + printk("%us...", max_delay - *seconds_waited); + if (*seconds_waited == max_delay) + return true; + } + + schedule_timeout_interruptible(HZ/10); + + return false; +} /* * On a 5-minute timeout, wait for all devices currently configured. We need * to do this to guarantee that the filesystems and / or network devices @@ -212,19 +254,14 @@ static void wait_for_devices(struct xenbus_driver *xendrv) if (!ready_to_wait_for_devices || !xen_domain()) return; - while (exists_connecting_device(drv)) { - if (time_after(jiffies, start + (seconds_waited+5)*HZ)) { - if (!seconds_waited) - printk(KERN_WARNING "XENBUS: Waiting for " - "devices to initialise: "); - seconds_waited += 5; - printk("%us...", 300 - seconds_waited); - if (seconds_waited == 300) - break; - } - - schedule_timeout_interruptible(HZ/10); - } + while (exists_non_essential_connecting_device(drv)) + if (wait_loop(start, 30, &seconds_waited)) + break; + + /* Skips PVKB and PVFB check.*/ + while (exists_essential_connecting_device(drv)) + if (wait_loop(start, 270, &seconds_waited)) + break; if (seconds_waited) printk("\n"); diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 3b859a3..66179bc 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1972,7 +1972,7 @@ BTRFS_SETGET_STACK_FUNCS(root_last_snapshot, struct btrfs_root_item, static inline bool btrfs_root_readonly(struct btrfs_root *root) { - return root->root_item.flags & BTRFS_ROOT_SUBVOL_RDONLY; + return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0; } /* struct btrfs_super_block */ diff --git a/fs/eventpoll.c b/fs/eventpoll.c index 6879d0c..35a852a 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -988,6 +988,10 @@ static int path_count[PATH_ARR_SIZE]; static int path_count_inc(int nests) { + /* Allow an arbitrary number of depth 1 paths */ + if (nests == 0) + return 0; + if (++path_count[nests] > path_limits[nests]) return -1; return 0; diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 7fc10ed..611647b 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -2846,7 +2846,7 @@ static int ext4_split_extent_at(handle_t *handle, if (err) goto fix_extent_len; /* update the extent length and mark as initialized */ - ex->ee_len = cpu_to_le32(ee_len); + ex->ee_len = cpu_to_le16(ee_len); ext4_ext_try_to_merge(inode, path, ex); err = ext4_ext_dirty(handle, inode, path + depth); goto out; diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index eef6979..36c2e80 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -683,7 +683,7 @@ start_journal_io: if (commit_transaction->t_need_data_flush && (journal->j_fs_dev != journal->j_dev) && (journal->j_flags & JBD2_BARRIER)) - blkdev_issue_flush(journal->j_fs_dev, GFP_KERNEL, NULL); + blkdev_issue_flush(journal->j_fs_dev, GFP_NOFS, NULL); /* Done it all: now write the commit record asynchronously. */ if (JBD2_HAS_INCOMPAT_FEATURE(journal, @@ -819,7 +819,7 @@ wait_for_iobuf: if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT) && journal->j_flags & JBD2_BARRIER) { - blkdev_issue_flush(journal->j_dev, GFP_KERNEL, NULL); + blkdev_issue_flush(journal->j_dev, GFP_NOFS, NULL); } if (err) diff --git a/fs/lockd/clnt4xdr.c b/fs/lockd/clnt4xdr.c index f848b52..046bb77 100644 --- a/fs/lockd/clnt4xdr.c +++ b/fs/lockd/clnt4xdr.c @@ -241,7 +241,7 @@ static int decode_nlm4_stat(struct xdr_stream *xdr, __be32 *stat) p = xdr_inline_decode(xdr, 4); if (unlikely(p == NULL)) goto out_overflow; - if (unlikely(*p > nlm4_failed)) + if (unlikely(ntohl(*p) > ntohl(nlm4_failed))) goto out_bad_xdr; *stat = *p; return 0; diff --git a/fs/lockd/clntxdr.c b/fs/lockd/clntxdr.c index 180ac34..36057ce 100644 --- a/fs/lockd/clntxdr.c +++ b/fs/lockd/clntxdr.c @@ -236,7 +236,7 @@ static int decode_nlm_stat(struct xdr_stream *xdr, p = xdr_inline_decode(xdr, 4); if (unlikely(p == NULL)) goto out_overflow; - if (unlikely(*p > nlm_lck_denied_grace_period)) + if (unlikely(ntohl(*p) > ntohl(nlm_lck_denied_grace_period))) goto out_enum; *stat = *p; return 0; diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c index 08c6e36..43f46cd 100644 --- a/fs/nfsd/nfs3xdr.c +++ b/fs/nfsd/nfs3xdr.c @@ -803,13 +803,13 @@ encode_entry_baggage(struct nfsd3_readdirres *cd, __be32 *p, const char *name, return p; } -static int +static __be32 compose_entry_fh(struct nfsd3_readdirres *cd, struct svc_fh *fhp, const char *name, int namlen) { struct svc_export *exp; struct dentry *dparent, *dchild; - int rv = 0; + __be32 rv = nfserr_noent; dparent = cd->fh.fh_dentry; exp = cd->fh.fh_export; @@ -817,26 +817,20 @@ compose_entry_fh(struct nfsd3_readdirres *cd, struct svc_fh *fhp, if (isdotent(name, namlen)) { if (namlen == 2) { dchild = dget_parent(dparent); - if (dchild == dparent) { - /* filesystem root - cannot return filehandle for ".." */ - dput(dchild); - return -ENOENT; - } + /* filesystem root - cannot return filehandle for ".." */ + if (dchild == dparent) + goto out; } else dchild = dget(dparent); } else dchild = lookup_one_len(name, dparent, namlen); if (IS_ERR(dchild)) - return -ENOENT; - rv = -ENOENT; + return rv; if (d_mountpoint(dchild)) goto out; - rv = fh_compose(fhp, exp, dchild, &cd->fh); - if (rv) - goto out; if (!dchild->d_inode) goto out; - rv = 0; + rv = fh_compose(fhp, exp, dchild, &cd->fh); out: dput(dchild); return rv; @@ -845,7 +839,7 @@ out: static __be32 *encode_entryplus_baggage(struct nfsd3_readdirres *cd, __be32 *p, const char *name, int namlen) { struct svc_fh fh; - int err; + __be32 err; fh_init(&fh, NFS3_FHSIZE); err = compose_entry_fh(cd, &fh, name, namlen); diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index ed553c6..76c8165 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -1134,7 +1134,7 @@ static int ocfs2_adjust_rightmost_branch(handle_t *handle, } el = path_leaf_el(path); - rec = &el->l_recs[le32_to_cpu(el->l_next_free_rec) - 1]; + rec = &el->l_recs[le16_to_cpu(el->l_next_free_rec) - 1]; ocfs2_adjust_rightmost_records(handle, et, path, rec); diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index ebfd382..15d29cc 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -1036,14 +1036,14 @@ static int ocfs2_get_refcount_cpos_end(struct ocfs2_caching_info *ci, tmp_el = left_path->p_node[subtree_root].el; blkno = left_path->p_node[subtree_root+1].bh->b_blocknr; - for (i = 0; i < le32_to_cpu(tmp_el->l_next_free_rec); i++) { + for (i = 0; i < le16_to_cpu(tmp_el->l_next_free_rec); i++) { if (le64_to_cpu(tmp_el->l_recs[i].e_blkno) == blkno) { *cpos_end = le32_to_cpu(tmp_el->l_recs[i+1].e_cpos); break; } } - BUG_ON(i == le32_to_cpu(tmp_el->l_next_free_rec)); + BUG_ON(i == le16_to_cpu(tmp_el->l_next_free_rec)); out: ocfs2_free_path(left_path); @@ -1468,7 +1468,7 @@ static int ocfs2_divide_leaf_refcount_block(struct buffer_head *ref_leaf_bh, trace_ocfs2_divide_leaf_refcount_block( (unsigned long long)ref_leaf_bh->b_blocknr, - le32_to_cpu(rl->rl_count), le32_to_cpu(rl->rl_used)); + le16_to_cpu(rl->rl_count), le16_to_cpu(rl->rl_used)); /* * XXX: Improvement later. @@ -2411,7 +2411,7 @@ static int ocfs2_calc_refcount_meta_credits(struct super_block *sb, rb = (struct ocfs2_refcount_block *) prev_bh->b_data; - if (le64_to_cpu(rb->rf_records.rl_used) + + if (le16_to_cpu(rb->rf_records.rl_used) + recs_add > le16_to_cpu(rb->rf_records.rl_count)) ref_blocks++; @@ -2476,7 +2476,7 @@ static int ocfs2_calc_refcount_meta_credits(struct super_block *sb, if (prev_bh) { rb = (struct ocfs2_refcount_block *)prev_bh->b_data; - if (le64_to_cpu(rb->rf_records.rl_used) + recs_add > + if (le16_to_cpu(rb->rf_records.rl_used) + recs_add > le16_to_cpu(rb->rf_records.rl_count)) ref_blocks++; @@ -3629,7 +3629,7 @@ int ocfs2_refcounted_xattr_delete_need(struct inode *inode, * one will split a refcount rec, so totally we need * clusters * 2 new refcount rec. */ - if (le64_to_cpu(rb->rf_records.rl_used) + clusters * 2 > + if (le16_to_cpu(rb->rf_records.rl_used) + clusters * 2 > le16_to_cpu(rb->rf_records.rl_count)) ref_blocks++; diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index ba5d97e..f169da4 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -600,7 +600,7 @@ static void ocfs2_bg_alloc_cleanup(handle_t *handle, ret = ocfs2_free_clusters(handle, cluster_ac->ac_inode, cluster_ac->ac_bh, le64_to_cpu(rec->e_blkno), - le32_to_cpu(rec->e_leaf_clusters)); + le16_to_cpu(rec->e_leaf_clusters)); if (ret) mlog_errno(ret); /* Try all the clusters to free */ @@ -1628,7 +1628,7 @@ static int ocfs2_bg_discontig_fix_by_rec(struct ocfs2_suballoc_result *res, { unsigned int bpc = le16_to_cpu(cl->cl_bpc); unsigned int bitoff = le32_to_cpu(rec->e_cpos) * bpc; - unsigned int bitcount = le32_to_cpu(rec->e_leaf_clusters) * bpc; + unsigned int bitcount = le16_to_cpu(rec->e_leaf_clusters) * bpc; if (res->sr_bit_offset < bitoff) return 0; diff --git a/fs/splice.c b/fs/splice.c index aa866d3..9d89008 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -31,6 +31,7 @@ #include <linux/uio.h> #include <linux/security.h> #include <linux/gfp.h> +#include <linux/socket.h> /* * Attempt to steal a page from a pipe buffer. This should perhaps go into @@ -691,7 +692,9 @@ static int pipe_to_sendpage(struct pipe_inode_info *pipe, if (!likely(file->f_op && file->f_op->sendpage)) return -EINVAL; - more = (sd->flags & SPLICE_F_MORE) || sd->len < sd->total_len; + more = (sd->flags & SPLICE_F_MORE) ? MSG_MORE : 0; + if (sd->len < sd->total_len) + more |= MSG_SENDPAGE_NOTLAST; return file->f_op->sendpage(file, buf->page, buf->offset, sd->len, &pos, more); } diff --git a/include/linux/socket.h b/include/linux/socket.h index 4ef98e4..635c213 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -261,7 +261,7 @@ struct ucred { #define MSG_NOSIGNAL 0x4000 /* Do not generate SIGPIPE */ #define MSG_MORE 0x8000 /* Sender will send more */ #define MSG_WAITFORONE 0x10000 /* recvmmsg(): block until 1+ packets avail */ - +#define MSG_SENDPAGE_NOTLAST 0x20000 /* sendpage() internal : not the last page */ #define MSG_EOF MSG_FIN #define MSG_CMSG_CLOEXEC 0x40000000 /* Set close_on_exit for file diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 0489b8b..a2049c6 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -84,6 +84,7 @@ enum { HCI_SERVICE_CACHE, HCI_LINK_KEYS, HCI_DEBUG_KEYS, + HCI_UNREGISTER, HCI_RESET, }; diff --git a/kernel/futex.c b/kernel/futex.c index 6e57b21..b2d51a7 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -59,6 +59,7 @@ #include <linux/magic.h> #include <linux/pid.h> #include <linux/nsproxy.h> +#include <linux/ptrace.h> #include <asm/futex.h> @@ -2443,40 +2444,29 @@ SYSCALL_DEFINE3(get_robust_list, int, pid, { struct robust_list_head __user *head; unsigned long ret; - const struct cred *cred = current_cred(), *pcred; + struct task_struct *p; if (!futex_cmpxchg_enabled) return -ENOSYS; + rcu_read_lock(); + + ret = -ESRCH; if (!pid) - head = current->robust_list; + p = current; else { - struct task_struct *p; - - ret = -ESRCH; - rcu_read_lock(); p = find_task_by_vpid(pid); if (!p) goto err_unlock; - ret = -EPERM; - pcred = __task_cred(p); - /* If victim is in different user_ns, then uids are not - comparable, so we must have CAP_SYS_PTRACE */ - if (cred->user->user_ns != pcred->user->user_ns) { - if (!ns_capable(pcred->user->user_ns, CAP_SYS_PTRACE)) - goto err_unlock; - goto ok; - } - /* If victim is in same user_ns, then uids are comparable */ - if (cred->euid != pcred->euid && - cred->euid != pcred->uid && - !ns_capable(pcred->user->user_ns, CAP_SYS_PTRACE)) - goto err_unlock; -ok: - head = p->robust_list; - rcu_read_unlock(); } + ret = -EPERM; + if (!ptrace_may_access(p, PTRACE_MODE_READ)) + goto err_unlock; + + head = p->robust_list; + rcu_read_unlock(); + if (put_user(sizeof(*head), len_ptr)) return -EFAULT; return put_user(head, head_ptr); diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 5f9e689..a9642d5 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -10,6 +10,7 @@ #include <linux/compat.h> #include <linux/nsproxy.h> #include <linux/futex.h> +#include <linux/ptrace.h> #include <asm/uaccess.h> @@ -136,40 +137,29 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr, { struct compat_robust_list_head __user *head; unsigned long ret; - const struct cred *cred = current_cred(), *pcred; + struct task_struct *p; if (!futex_cmpxchg_enabled) return -ENOSYS; + rcu_read_lock(); + + ret = -ESRCH; if (!pid) - head = current->compat_robust_list; + p = current; else { - struct task_struct *p; - - ret = -ESRCH; - rcu_read_lock(); p = find_task_by_vpid(pid); if (!p) goto err_unlock; - ret = -EPERM; - pcred = __task_cred(p); - /* If victim is in different user_ns, then uids are not - comparable, so we must have CAP_SYS_PTRACE */ - if (cred->user->user_ns != pcred->user->user_ns) { - if (!ns_capable(pcred->user->user_ns, CAP_SYS_PTRACE)) - goto err_unlock; - goto ok; - } - /* If victim is in same user_ns, then uids are comparable */ - if (cred->euid != pcred->euid && - cred->euid != pcred->uid && - !ns_capable(pcred->user->user_ns, CAP_SYS_PTRACE)) - goto err_unlock; -ok: - head = p->compat_robust_list; - rcu_read_unlock(); } + ret = -EPERM; + if (!ptrace_may_access(p, PTRACE_MODE_READ)) + goto err_unlock; + + head = p->compat_robust_list; + rcu_read_unlock(); + if (put_user(sizeof(*head), len_ptr)) return -EFAULT; return put_user(ptr_to_compat(head), head_ptr); diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index d5097c4..c473ce2 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -484,9 +484,9 @@ static void tick_nohz_restart(struct tick_sched *ts, ktime_t now) hrtimer_get_expires(&ts->sched_timer), 0)) break; } - /* Update jiffies and reread time */ - tick_do_update_jiffies64(now); + /* Reread time and update jiffies */ now = ktime_get(); + tick_do_update_jiffies64(now); } } diff --git a/mm/hugetlb.c b/mm/hugetlb.c index f9c5849..f7001ac 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2679,6 +2679,7 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, * so no worry about deadlock. */ page = pte_page(entry); + get_page(page); if (page != pagecache_page) lock_page(page); @@ -2710,6 +2711,7 @@ out_page_table_lock: } if (page != pagecache_page) unlock_page(page); + put_page(page); out_mutex: mutex_unlock(&hugetlb_instantiation_mutex); diff --git a/mm/swap_state.c b/mm/swap_state.c index 4668046..10e9198 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -28,7 +28,7 @@ */ static const struct address_space_operations swap_aops = { .writepage = swap_writepage, - .set_page_dirty = __set_page_dirty_nobuffers, + .set_page_dirty = __set_page_dirty_no_writeback, .migratepage = migrate_page, }; diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index e7c69f4..b04a6ef 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -2006,16 +2006,17 @@ static void __exit ax25_exit(void) proc_net_remove(&init_net, "ax25_route"); proc_net_remove(&init_net, "ax25"); proc_net_remove(&init_net, "ax25_calls"); - ax25_rt_free(); - ax25_uid_free(); - ax25_dev_free(); - ax25_unregister_sysctl(); unregister_netdevice_notifier(&ax25_dev_notifier); + ax25_unregister_sysctl(); dev_remove_pack(&ax25_packet_type); sock_unregister(PF_AX25); proto_unregister(&ax25_proto); + + ax25_rt_free(); + ax25_uid_free(); + ax25_dev_free(); } module_exit(ax25_exit); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 3b39198..f38e633 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -510,6 +510,11 @@ int hci_dev_open(__u16 dev) hci_req_lock(hdev); + if (test_bit(HCI_UNREGISTER, &hdev->flags)) { + ret = -ENODEV; + goto done; + } + if (hdev->rfkill && rfkill_blocked(hdev->rfkill)) { ret = -ERFKILL; goto done; @@ -1563,6 +1568,8 @@ int hci_unregister_dev(struct hci_dev *hdev) BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus); + set_bit(HCI_UNREGISTER, &hdev->flags); + write_lock_bh(&hci_dev_list_lock); list_del(&hdev->list); write_unlock_bh(&hci_dev_list_lock); diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index c23a4b1..e78269d 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -241,7 +241,6 @@ static void br_multicast_group_expired(unsigned long data) hlist_del_rcu(&mp->hlist[mdb->ver]); mdb->size--; - del_timer(&mp->query_timer); call_rcu_bh(&mp->rcu, br_multicast_free_group); out: @@ -271,7 +270,6 @@ static void br_multicast_del_pg(struct net_bridge *br, rcu_assign_pointer(*pp, p->next); hlist_del_init(&p->mglist); del_timer(&p->timer); - del_timer(&p->query_timer); call_rcu_bh(&p->rcu, br_multicast_free_pg); if (!mp->ports && !mp->mglist && @@ -507,74 +505,6 @@ static struct sk_buff *br_multicast_alloc_query(struct net_bridge *br, return NULL; } -static void br_multicast_send_group_query(struct net_bridge_mdb_entry *mp) -{ - struct net_bridge *br = mp->br; - struct sk_buff *skb; - - skb = br_multicast_alloc_query(br, &mp->addr); - if (!skb) - goto timer; - - netif_rx(skb); - -timer: - if (++mp->queries_sent < br->multicast_last_member_count) - mod_timer(&mp->query_timer, - jiffies + br->multicast_last_member_interval); -} - -static void br_multicast_group_query_expired(unsigned long data) -{ - struct net_bridge_mdb_entry *mp = (void *)data; - struct net_bridge *br = mp->br; - - spin_lock(&br->multicast_lock); - if (!netif_running(br->dev) || !mp->mglist || - mp->queries_sent >= br->multicast_last_member_count) - goto out; - - br_multicast_send_group_query(mp); - -out: - spin_unlock(&br->multicast_lock); -} - -static void br_multicast_send_port_group_query(struct net_bridge_port_group *pg) -{ - struct net_bridge_port *port = pg->port; - struct net_bridge *br = port->br; - struct sk_buff *skb; - - skb = br_multicast_alloc_query(br, &pg->addr); - if (!skb) - goto timer; - - br_deliver(port, skb); - -timer: - if (++pg->queries_sent < br->multicast_last_member_count) - mod_timer(&pg->query_timer, - jiffies + br->multicast_last_member_interval); -} - -static void br_multicast_port_group_query_expired(unsigned long data) -{ - struct net_bridge_port_group *pg = (void *)data; - struct net_bridge_port *port = pg->port; - struct net_bridge *br = port->br; - - spin_lock(&br->multicast_lock); - if (!netif_running(br->dev) || hlist_unhashed(&pg->mglist) || - pg->queries_sent >= br->multicast_last_member_count) - goto out; - - br_multicast_send_port_group_query(pg); - -out: - spin_unlock(&br->multicast_lock); -} - static struct net_bridge_mdb_entry *br_multicast_get_group( struct net_bridge *br, struct net_bridge_port *port, struct br_ip *group, int hash) @@ -690,8 +620,6 @@ rehash: mp->addr = *group; setup_timer(&mp->timer, br_multicast_group_expired, (unsigned long)mp); - setup_timer(&mp->query_timer, br_multicast_group_query_expired, - (unsigned long)mp); hlist_add_head_rcu(&mp->hlist[mdb->ver], &mdb->mhash[hash]); mdb->size++; @@ -746,8 +674,6 @@ static int br_multicast_add_group(struct net_bridge *br, hlist_add_head(&p->mglist, &port->mglist); setup_timer(&p->timer, br_multicast_port_group_expired, (unsigned long)p); - setup_timer(&p->query_timer, br_multicast_port_group_query_expired, - (unsigned long)p); rcu_assign_pointer(*pp, p); @@ -1291,9 +1217,6 @@ static void br_multicast_leave_group(struct net_bridge *br, time_after(mp->timer.expires, time) : try_to_del_timer_sync(&mp->timer) >= 0)) { mod_timer(&mp->timer, time); - - mp->queries_sent = 0; - mod_timer(&mp->query_timer, now); } goto out; @@ -1310,9 +1233,6 @@ static void br_multicast_leave_group(struct net_bridge *br, time_after(p->timer.expires, time) : try_to_del_timer_sync(&p->timer) >= 0)) { mod_timer(&p->timer, time); - - p->queries_sent = 0; - mod_timer(&p->query_timer, now); } break; @@ -1678,7 +1598,6 @@ void br_multicast_stop(struct net_bridge *br) hlist_for_each_entry_safe(mp, p, n, &mdb->mhash[i], hlist[ver]) { del_timer(&mp->timer); - del_timer(&mp->query_timer); call_rcu_bh(&mp->rcu, br_multicast_free_group); } } diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 857a021..1ca1b1c 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -77,9 +77,7 @@ struct net_bridge_port_group { struct hlist_node mglist; struct rcu_head rcu; struct timer_list timer; - struct timer_list query_timer; struct br_ip addr; - u32 queries_sent; }; struct net_bridge_mdb_entry @@ -89,10 +87,8 @@ struct net_bridge_mdb_entry struct net_bridge_port_group __rcu *ports; struct rcu_head rcu; struct timer_list timer; - struct timer_list query_timer; struct br_ip addr; bool mglist; - u32 queries_sent; }; struct net_bridge_mdb_htable diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index 0b0211d..2772ed1 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -82,21 +82,29 @@ assign: static int ops_init(const struct pernet_operations *ops, struct net *net) { - int err; + int err = -ENOMEM; + void *data = NULL; + if (ops->id && ops->size) { - void *data = kzalloc(ops->size, GFP_KERNEL); + data = kzalloc(ops->size, GFP_KERNEL); if (!data) - return -ENOMEM; + goto out; err = net_assign_generic(net, *ops->id, data); - if (err) { - kfree(data); - return err; - } + if (err) + goto cleanup; } + err = 0; if (ops->init) - return ops->init(net); - return 0; + err = ops->init(net); + if (!err) + return 0; + +cleanup: + kfree(data); + +out: + return err; } static void ops_free(const struct pernet_operations *ops, struct net *net) @@ -446,12 +454,7 @@ static void __unregister_pernet_operations(struct pernet_operations *ops) static int __register_pernet_operations(struct list_head *list, struct pernet_operations *ops) { - int err = 0; - err = ops_init(ops, &init_net); - if (err) - ops_free(ops, &init_net); - return err; - + return ops_init(ops, &init_net); } static void __unregister_pernet_operations(struct pernet_operations *ops) diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 46cbd28..4821df8 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2985,6 +2985,8 @@ static void sock_rmem_free(struct sk_buff *skb) */ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb) { + int len = skb->len; + if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >= (unsigned)sk->sk_rcvbuf) return -ENOMEM; @@ -2999,7 +3001,7 @@ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb) skb_queue_tail(&sk->sk_error_queue, skb); if (!sock_flag(sk, SOCK_DEAD)) - sk->sk_data_ready(sk, skb->len); + sk->sk_data_ready(sk, len); return 0; } EXPORT_SYMBOL(sock_queue_err_skb); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 09ced58..b0e5330 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -864,7 +864,7 @@ wait_for_memory: } out: - if (copied) + if (copied && !(flags & MSG_SENDPAGE_NOTLAST)) tcp_push(sk, flags, mss_now, tp->nonagle); return copied; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 72b1857..c3a9f03 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -328,6 +328,7 @@ static void tcp_grow_window(struct sock *sk, struct sk_buff *skb) incr = __tcp_grow_window(sk, skb); if (incr) { + incr = max_t(int, incr, 2 * skb->len); tp->rcv_ssthresh = min(tp->rcv_ssthresh + incr, tp->window_clamp); inet_csk(sk)->icsk_ack.quick |= 1; @@ -460,8 +461,11 @@ static void tcp_rcv_rtt_update(struct tcp_sock *tp, u32 sample, int win_dep) if (!win_dep) { m -= (new_sample >> 3); new_sample += m; - } else if (m < new_sample) - new_sample = m << 3; + } else { + m <<= 3; + if (m < new_sample) + new_sample = m; + } } else { /* No previous measure. */ new_sample = m << 3; diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 2257366..f2d74ea 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -2054,7 +2054,7 @@ static int ip6_mc_add_src(struct inet6_dev *idev, const struct in6_addr *pmca, if (!delta) pmc->mca_sfcount[sfmode]--; for (j=0; j<i; j++) - (void) ip6_mc_del1_src(pmc, sfmode, &psfsrc[i]); + ip6_mc_del1_src(pmc, sfmode, &psfsrc[j]); } else if (isexclude != (pmc->mca_sfcount[MCAST_EXCLUDE] != 0)) { struct ip6_sf_list *psf; diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 51587a0..848f963 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1514,6 +1514,10 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb, tcp_mtup_init(newsk); tcp_sync_mss(newsk, dst_mtu(dst)); newtp->advmss = dst_metric_advmss(dst); + if (tcp_sk(sk)->rx_opt.user_mss && + tcp_sk(sk)->rx_opt.user_mss < newtp->advmss) + newtp->advmss = tcp_sk(sk)->rx_opt.user_mss; + tcp_initialize_rcv_mss(newsk); newinet->inet_daddr = newinet->inet_saddr = LOOPBACK4_IPV6; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 6ef64ad..24bc620 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -830,12 +830,19 @@ int netlink_attachskb(struct sock *sk, struct sk_buff *skb, return 0; } -int netlink_sendskb(struct sock *sk, struct sk_buff *skb) +static int __netlink_sendskb(struct sock *sk, struct sk_buff *skb) { int len = skb->len; skb_queue_tail(&sk->sk_receive_queue, skb); sk->sk_data_ready(sk, len); + return len; +} + +int netlink_sendskb(struct sock *sk, struct sk_buff *skb) +{ + int len = __netlink_sendskb(sk, skb); + sock_put(sk); return len; } @@ -960,8 +967,7 @@ static inline int netlink_broadcast_deliver(struct sock *sk, if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf && !test_bit(0, &nlk->state)) { skb_set_owner_r(skb, sk); - skb_queue_tail(&sk->sk_receive_queue, skb); - sk->sk_data_ready(sk, skb->len); + __netlink_sendskb(sk, skb); return atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf; } return -1; @@ -1682,10 +1688,8 @@ static int netlink_dump(struct sock *sk) if (sk_filter(sk, skb)) kfree_skb(skb); - else { - skb_queue_tail(&sk->sk_receive_queue, skb); - sk->sk_data_ready(sk, skb->len); - } + else + __netlink_sendskb(sk, skb); return 0; } @@ -1697,10 +1701,8 @@ static int netlink_dump(struct sock *sk) if (sk_filter(sk, skb)) kfree_skb(skb); - else { - skb_queue_tail(&sk->sk_receive_queue, skb); - sk->sk_data_ready(sk, skb->len); - } + else + __netlink_sendskb(sk, skb); if (cb->done) cb->done(cb); diff --git a/net/phonet/pep.c b/net/phonet/pep.c index f17fd84..d29a7fb 100644 --- a/net/phonet/pep.c +++ b/net/phonet/pep.c @@ -1045,6 +1045,9 @@ static int pep_sendmsg(struct kiocb *iocb, struct sock *sk, int flags = msg->msg_flags; int err, done; + if (len > USHRT_MAX) + return -EMSGSIZE; + if ((msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_NOSIGNAL| MSG_CMSG_COMPAT)) || !(msg->msg_flags & MSG_EOR)) diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index 6cd8ddf..e1afe0c 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -544,11 +544,8 @@ static int gred_dump(struct Qdisc *sch, struct sk_buff *skb) opt.packets = q->packetsin; opt.bytesin = q->bytesin; - if (gred_wred_mode(table)) { - q->parms.qidlestart = - table->tab[table->def]->parms.qidlestart; - q->parms.qavg = table->tab[table->def]->parms.qavg; - } + if (gred_wred_mode(table)) + gred_load_wred_set(table, q); opt.qave = red_calc_qavg(&q->parms, q->parms.qavg); diff --git a/net/sctp/socket.c b/net/sctp/socket.c index fa9b5c7..4434853 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -4009,9 +4009,10 @@ static int sctp_getsockopt_disable_fragments(struct sock *sk, int len, static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval, int __user *optlen) { - if (len < sizeof(struct sctp_event_subscribe)) + if (len <= 0) return -EINVAL; - len = sizeof(struct sctp_event_subscribe); + if (len > sizeof(struct sctp_event_subscribe)) + len = sizeof(struct sctp_event_subscribe); if (put_user(len, optlen)) return -EFAULT; if (copy_to_user(optval, &sctp_sk(sk)->subscribe, len)) diff --git a/net/socket.c b/net/socket.c index 1ad42d3..cf41afc 100644 --- a/net/socket.c +++ b/net/socket.c @@ -791,9 +791,9 @@ static ssize_t sock_sendpage(struct file *file, struct page *page, sock = file->private_data; - flags = !(file->f_flags & O_NONBLOCK) ? 0 : MSG_DONTWAIT; - if (more) - flags |= MSG_MORE; + flags = (file->f_flags & O_NONBLOCK) ? MSG_DONTWAIT : 0; + /* more is a combination of MSG_MORE and MSG_SENDPAGE_NOTLAST */ + flags |= more; return kernel_sendpage(sock, page, offset, size, flags); } diff --git a/net/wireless/util.c b/net/wireless/util.c index 4d7b83f..9c22330 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -990,7 +990,7 @@ int cfg80211_can_change_interface(struct cfg80211_registered_device *rdev, if (rdev->wiphy.software_iftypes & BIT(iftype)) continue; for (j = 0; j < c->n_limits; j++) { - if (!(limits[j].types & iftype)) + if (!(limits[j].types & BIT(iftype))) continue; if (limits[j].max < num[iftype]) goto cont; diff --git a/security/commoncap.c b/security/commoncap.c index 1322b6a..ccfe568 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -28,6 +28,7 @@ #include <linux/prctl.h> #include <linux/securebits.h> #include <linux/user_namespace.h> +#include <linux/personality.h> #ifdef CONFIG_ANDROID_PARANOID_NETWORK #include <linux/android_aid.h> @@ -519,6 +520,11 @@ int cap_bprm_set_creds(struct linux_binprm *bprm) } skip: + /* if we have fs caps, clear dangerous personality flags */ + if (!cap_issubset(new->cap_permitted, old->cap_permitted)) + bprm->per_clear |= PER_CLEAR_ON_SETID; + + /* Don't let someone trace a set[ug]id/setpcap binary with the revised * credentials unless they have the appropriate permit */ diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 4ad20a6..4cf3266 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -4003,9 +4003,14 @@ static void cx_auto_init_output(struct hda_codec *codec) int i; mute_outputs(codec, spec->multiout.num_dacs, spec->multiout.dac_nids); - for (i = 0; i < cfg->hp_outs; i++) + for (i = 0; i < cfg->hp_outs; i++) { + unsigned int val = PIN_OUT; + if (snd_hda_query_pin_caps(codec, cfg->hp_pins[i]) & + AC_PINCAP_HP_DRV) + val |= AC_PINCTL_HP_EN; snd_hda_codec_write(codec, cfg->hp_pins[i], 0, - AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP); + AC_VERB_SET_PIN_WIDGET_CONTROL, val); + } mute_outputs(codec, cfg->hp_outs, cfg->hp_pins); mute_outputs(codec, cfg->line_outs, cfg->line_out_pins); mute_outputs(codec, cfg->speaker_outs, cfg->speaker_pins); diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 627a02e..fb69599 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -158,6 +158,18 @@ struct hist_entry *__hists__add_entry(struct hists *self, if (!cmp) { he->period += period; ++he->nr_events; + + /* If the map of an existing hist_entry has + * become out-of-date due to an exec() or + * similar, update it. Otherwise we will + * mis-adjust symbol addresses when computing + * the history counter to increment. + */ + if (he->ms.map != entry.ms.map) { + he->ms.map = entry.ms.map; + if (he->ms.map) + he->ms.map->referenced = true; + } goto out; } |