diff options
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/discontig_32.c | 1 | ||||
| -rw-r--r-- | arch/x86/mm/fault.c | 10 | ||||
| -rw-r--r-- | arch/x86/mm/highmem_32.c | 6 | ||||
| -rw-r--r-- | arch/x86/mm/hugetlbpage.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/ioremap.c | 12 | ||||
| -rw-r--r-- | arch/x86/mm/numa_64.c | 3 | ||||
| -rw-r--r-- | arch/x86/mm/pageattr.c | 2 |
7 files changed, 18 insertions, 18 deletions
diff --git a/arch/x86/mm/discontig_32.c b/arch/x86/mm/discontig_32.c index c394ca0..8e25e06 100644 --- a/arch/x86/mm/discontig_32.c +++ b/arch/x86/mm/discontig_32.c @@ -324,7 +324,6 @@ unsigned long __init setup_memory(void) * this space and use it to adjust the boundary between ZONE_NORMAL * and ZONE_HIGHMEM. */ - find_max_pfn(); get_memcfg_numa(); kva_pages = calculate_numa_remap_pages(); diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index fdc6674..ec08d83 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -91,12 +91,10 @@ static int is_prefetch(struct pt_regs *regs, unsigned long addr, int prefetch = 0; unsigned char *max_instr; -#ifdef CONFIG_X86_32 - if (!(__supported_pte_mask & _PAGE_NX)) - return 0; -#endif - - /* If it was a exec fault on NX page, ignore */ + /* + * If it was a exec (instruction fetch) fault on NX page, then + * do not ignore the fault: + */ if (error_code & PF_INSTR) return 0; diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c index 3d936f2..9cf33d3 100644 --- a/arch/x86/mm/highmem_32.c +++ b/arch/x86/mm/highmem_32.c @@ -73,15 +73,15 @@ void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot) { enum fixed_addresses idx; unsigned long vaddr; - /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ - - debug_kmap_atomic_prot(type); + /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ pagefault_disable(); if (!PageHighMem(page)) return page_address(page); + debug_kmap_atomic_prot(type); + idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); BUG_ON(!pte_none(*(kmap_pte-idx))); diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c index 4fbafb4..0b3d567 100644 --- a/arch/x86/mm/hugetlbpage.c +++ b/arch/x86/mm/hugetlbpage.c @@ -178,7 +178,7 @@ follow_huge_addr(struct mm_struct *mm, unsigned long address, int write) page = &pte_page(*pte)[vpfn % (HPAGE_SIZE/PAGE_SIZE)]; - WARN_ON(!PageCompound(page)); + WARN_ON(!PageHead(page)); return page; } diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 8fe576b..794895c 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -106,7 +106,7 @@ static int ioremap_change_attr(unsigned long vaddr, unsigned long size, * have to convert them into an offset in a page-aligned mapping, but the * caller shouldn't need to know that small detail. */ -static void __iomem *__ioremap(unsigned long phys_addr, unsigned long size, +static void __iomem *__ioremap(resource_size_t phys_addr, unsigned long size, enum ioremap_mode mode) { unsigned long pfn, offset, last_addr, vaddr; @@ -137,7 +137,11 @@ static void __iomem *__ioremap(unsigned long phys_addr, unsigned long size, switch (mode) { case IOR_MODE_UNCACHED: default: - prot = PAGE_KERNEL_NOCACHE; + /* + * FIXME: we will use UC MINUS for now, as video fb drivers + * depend on it. Upcoming ioremap_wc() will fix this behavior. + */ + prot = PAGE_KERNEL_UC_MINUS; break; case IOR_MODE_CACHED: prot = PAGE_KERNEL; @@ -193,13 +197,13 @@ static void __iomem *__ioremap(unsigned long phys_addr, unsigned long size, * * Must be freed with iounmap. */ -void __iomem *ioremap_nocache(unsigned long phys_addr, unsigned long size) +void __iomem *ioremap_nocache(resource_size_t phys_addr, unsigned long size) { return __ioremap(phys_addr, size, IOR_MODE_UNCACHED); } EXPORT_SYMBOL(ioremap_nocache); -void __iomem *ioremap_cache(unsigned long phys_addr, unsigned long size) +void __iomem *ioremap_cache(resource_size_t phys_addr, unsigned long size) { return __ioremap(phys_addr, size, IOR_MODE_CACHED); } diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c index 8ccfee1..16b82ad 100644 --- a/arch/x86/mm/numa_64.c +++ b/arch/x86/mm/numa_64.c @@ -221,8 +221,7 @@ void __init setup_node_bootmem(int nodeid, unsigned long start, bootmap_pages<<PAGE_SHIFT, PAGE_SIZE); if (bootmap == NULL) { if (nodedata_phys < start || nodedata_phys >= end) - free_bootmem((unsigned long)node_data[nodeid], - pgdat_size); + free_bootmem(nodedata_phys, pgdat_size); node_data[nodeid] = NULL; return; } diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index 14e48b5..7b79f6b 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -771,7 +771,7 @@ static inline int change_page_attr_clear(unsigned long addr, int numpages, int set_memory_uc(unsigned long addr, int numpages) { return change_page_attr_set(addr, numpages, - __pgprot(_PAGE_PCD | _PAGE_PWT)); + __pgprot(_PAGE_PCD)); } EXPORT_SYMBOL(set_memory_uc); |