diff options
Diffstat (limited to 'drivers/char/watchdog')
29 files changed, 73 insertions, 227 deletions
diff --git a/drivers/char/watchdog/acquirewdt.c b/drivers/char/watchdog/acquirewdt.c index 8f30212..7289f4a 100644 --- a/drivers/char/watchdog/acquirewdt.c +++ b/drivers/char/watchdog/acquirewdt.c @@ -82,12 +82,7 @@ static int wdt_start = 0x443; module_param(wdt_start, int, 0); MODULE_PARM_DESC(wdt_start, "Acquire WDT 'start' io port (default 0x443)"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/advantechwdt.c b/drivers/char/watchdog/advantechwdt.c index ea73c83..194a3fd 100644 --- a/drivers/char/watchdog/advantechwdt.c +++ b/drivers/char/watchdog/advantechwdt.c @@ -73,12 +73,7 @@ static int timeout = WATCHDOG_TIMEOUT; /* in seconds */ module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. 1<= timeout <=63, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) "."); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/alim1535_wdt.c b/drivers/char/watchdog/alim1535_wdt.c index 35dcbf8..8338ca3 100644 --- a/drivers/char/watchdog/alim1535_wdt.c +++ b/drivers/char/watchdog/alim1535_wdt.c @@ -38,12 +38,7 @@ static int timeout = WATCHDOG_TIMEOUT; module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (0<timeout<18000, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -317,7 +312,7 @@ static int ali_notify_sys(struct notifier_block *this, unsigned long code, void */ static struct pci_device_id ali_pci_tbl[] = { - { PCI_VENDOR_ID_AL, 1535, PCI_ANY_ID, PCI_ANY_ID,}, + { PCI_VENDOR_ID_AL, 0x1535, PCI_ANY_ID, PCI_ANY_ID,}, { 0, }, }; MODULE_DEVICE_TABLE(pci, ali_pci_tbl); diff --git a/drivers/char/watchdog/alim7101_wdt.c b/drivers/char/watchdog/alim7101_wdt.c index 90c091d..c05ac18 100644 --- a/drivers/char/watchdog/alim7101_wdt.c +++ b/drivers/char/watchdog/alim7101_wdt.c @@ -75,12 +75,7 @@ static unsigned long wdt_is_open; static char wdt_expect_close; static struct pci_dev *alim7101_pmu; -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/eurotechwdt.c b/drivers/char/watchdog/eurotechwdt.c index d10e554..25c2f25 100644 --- a/drivers/char/watchdog/eurotechwdt.c +++ b/drivers/char/watchdog/eurotechwdt.c @@ -72,12 +72,7 @@ static char *ev = "int"; #define WDT_TIMEOUT 60 /* 1 minute */ -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -167,7 +162,7 @@ static irqreturn_t eurwdt_interrupt(int irq, void *dev_id, struct pt_regs *regs) printk(KERN_CRIT "Would Reboot.\n"); #else printk(KERN_CRIT "Initiating system reboot.\n"); - machine_restart(NULL); + emergency_restart(); #endif return IRQ_HANDLED; } diff --git a/drivers/char/watchdog/i8xx_tco.c b/drivers/char/watchdog/i8xx_tco.c index 5d07ee5..a13395e 100644 --- a/drivers/char/watchdog/i8xx_tco.c +++ b/drivers/char/watchdog/i8xx_tco.c @@ -1,5 +1,5 @@ /* - * i8xx_tco 0.07: TCO timer driver for i8xx chipsets + * i8xx_tco: TCO timer driver for i8xx chipsets * * (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>, All Rights Reserved. * http://www.kernelconcepts.de @@ -63,6 +63,9 @@ * 20050128 Wim Van Sebroeck <wim@iguana.be> * 0.07 Added support for the ICH4-M, ICH6, ICH6R, ICH6-M, ICH6W and ICH6RW * chipsets. Also added support for the "undocumented" ICH7 chipset. + * 20050807 Wim Van Sebroeck <wim@iguana.be> + * 0.08 Make sure that the watchdog is only "armed" when started. + * (Kernel Bug 4251) */ /* @@ -87,7 +90,7 @@ #include "i8xx_tco.h" /* Module and version information */ -#define TCO_VERSION "0.07" +#define TCO_VERSION "0.08" #define TCO_MODULE_NAME "i8xx TCO timer" #define TCO_DRIVER_NAME TCO_MODULE_NAME ", v" TCO_VERSION #define PFX TCO_MODULE_NAME ": " @@ -105,12 +108,7 @@ static int heartbeat = WATCHDOG_HEARTBEAT; /* in seconds */ module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (2<heartbeat<39, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -130,10 +128,18 @@ static int tco_timer_start (void) unsigned char val; spin_lock(&tco_lock); + + /* disable chipset's NO_REBOOT bit */ + pci_read_config_byte (i8xx_tco_pci, 0xd4, &val); + val &= 0xfd; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val); + + /* Bit 11: TCO Timer Halt -> 0 = The TCO timer is enabled to count */ val = inb (TCO1_CNT + 1); val &= 0xf7; outb (val, TCO1_CNT + 1); val = inb (TCO1_CNT + 1); + spin_unlock(&tco_lock); if (val & 0x08) @@ -143,13 +149,20 @@ static int tco_timer_start (void) static int tco_timer_stop (void) { - unsigned char val; + unsigned char val, val1; spin_lock(&tco_lock); + /* Bit 11: TCO Timer Halt -> 1 = The TCO timer is disabled */ val = inb (TCO1_CNT + 1); val |= 0x08; outb (val, TCO1_CNT + 1); val = inb (TCO1_CNT + 1); + + /* Set the NO_REBOOT bit to prevent later reboots, just for sure */ + pci_read_config_byte (i8xx_tco_pci, 0xd4, &val1); + val1 |= 0x02; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val1); + spin_unlock(&tco_lock); if ((val & 0x08) == 0) @@ -160,6 +173,7 @@ static int tco_timer_stop (void) static int tco_timer_keepalive (void) { spin_lock(&tco_lock); + /* Reload the timer by writing to the TCO Timer Reload register */ outb (0x01, TCO1_RLD); spin_unlock(&tco_lock); return 0; @@ -422,9 +436,8 @@ static unsigned char __init i8xx_tco_getdevice (void) printk (KERN_ERR PFX "failed to get TCOBASE address\n"); return 0; } - /* - * Check chipset's NO_REBOOT bit - */ + + /* Check chipset's NO_REBOOT bit */ pci_read_config_byte (i8xx_tco_pci, 0xd4, &val1); if (val1 & 0x02) { val1 &= 0xfd; @@ -435,6 +448,10 @@ static unsigned char __init i8xx_tco_getdevice (void) return 0; /* Cannot reset NO_REBOOT bit */ } } + /* Disable reboots untill the watchdog starts */ + val1 |= 0x02; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val1); + /* Set the TCO_EN bit in SMI_EN register */ if (!request_region (SMI_EN + 1, 1, "i8xx TCO")) { printk (KERN_ERR PFX "I/O address 0x%04x already in use\n", @@ -510,17 +527,10 @@ out: static void __exit watchdog_cleanup (void) { - u8 val; - /* Stop the timer before we leave */ if (!nowayout) tco_timer_stop (); - /* Set the NO_REBOOT bit to prevent later reboots, just for sure */ - pci_read_config_byte (i8xx_tco_pci, 0xd4, &val); - val |= 0x02; - pci_write_config_byte (i8xx_tco_pci, 0xd4, val); - /* Deregister */ misc_deregister (&i8xx_tco_miscdev); unregister_reboot_notifier(&i8xx_tco_notifier); diff --git a/drivers/char/watchdog/ib700wdt.c b/drivers/char/watchdog/ib700wdt.c index d974f16..cf60329 100644 --- a/drivers/char/watchdog/ib700wdt.c +++ b/drivers/char/watchdog/ib700wdt.c @@ -117,12 +117,7 @@ static int wd_times[] = { static int wd_margin = WD_TIMO; -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/indydog.c b/drivers/char/watchdog/indydog.c index 6af2c79..b4b94da 100644 --- a/drivers/char/watchdog/indydog.c +++ b/drivers/char/watchdog/indydog.c @@ -29,14 +29,9 @@ #define PFX "indydog: " static int indydog_alive; -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - #define WATCHDOG_TIMEOUT 30 /* 30 sec default timeout */ +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/ixp2000_wdt.c b/drivers/char/watchdog/ixp2000_wdt.c index 4b03951..e7640bc 100644 --- a/drivers/char/watchdog/ixp2000_wdt.c +++ b/drivers/char/watchdog/ixp2000_wdt.c @@ -30,11 +30,7 @@ #include <asm/hardware.h> #include <asm/uaccess.h> -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif +static int nowayout = WATCHDOG_NOWAYOUT; static unsigned int heartbeat = 60; /* (secs) Default is 1 minute */ static unsigned long wdt_status; diff --git a/drivers/char/watchdog/ixp4xx_wdt.c b/drivers/char/watchdog/ixp4xx_wdt.c index 83df369..8d916af 100644 --- a/drivers/char/watchdog/ixp4xx_wdt.c +++ b/drivers/char/watchdog/ixp4xx_wdt.c @@ -27,11 +27,7 @@ #include <asm/hardware.h> #include <asm/uaccess.h> -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif +static int nowayout = WATCHDOG_NOWAYOUT; static int heartbeat = 60; /* (secs) Default is 1 minute */ static unsigned long wdt_status; static unsigned long boot_status; diff --git a/drivers/char/watchdog/machzwd.c b/drivers/char/watchdog/machzwd.c index 9da395f..a9a20aa 100644 --- a/drivers/char/watchdog/machzwd.c +++ b/drivers/char/watchdog/machzwd.c @@ -94,12 +94,7 @@ MODULE_DESCRIPTION("MachZ ZF-Logic Watchdog driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/mixcomwd.c b/drivers/char/watchdog/mixcomwd.c index 3143e4a..c9b301d 100644 --- a/drivers/char/watchdog/mixcomwd.c +++ b/drivers/char/watchdog/mixcomwd.c @@ -62,12 +62,7 @@ static int mixcomwd_timer_alive; static struct timer_list mixcomwd_timer = TIMER_INITIALIZER(NULL, 0, 0); static char expect_close; -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/pcwd.c b/drivers/char/watchdog/pcwd.c index 592dca1..427ad51 100644 --- a/drivers/char/watchdog/pcwd.c +++ b/drivers/char/watchdog/pcwd.c @@ -146,12 +146,7 @@ static int heartbeat = WATCHDOG_HEARTBEAT; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (2<=heartbeat<=7200, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -344,7 +339,7 @@ static int pcwd_get_status(int *status) *status |= WDIOF_OVERHEAT; if (temp_panic) { printk (KERN_INFO PFX "Temperature overheat trip!\n"); - machine_power_off(); + kernel_power_off(); } } } else { @@ -355,7 +350,7 @@ static int pcwd_get_status(int *status) *status |= WDIOF_OVERHEAT; if (temp_panic) { printk (KERN_INFO PFX "Temperature overheat trip!\n"); - machine_power_off(); + kernel_power_off(); } } } diff --git a/drivers/char/watchdog/pcwd_pci.c b/drivers/char/watchdog/pcwd_pci.c index 8ce0666..2b13afb 100644 --- a/drivers/char/watchdog/pcwd_pci.c +++ b/drivers/char/watchdog/pcwd_pci.c @@ -103,12 +103,7 @@ static int heartbeat = WATCHDOG_HEARTBEAT; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/pcwd_usb.c b/drivers/char/watchdog/pcwd_usb.c index 1127201..092e9b1 100644 --- a/drivers/char/watchdog/pcwd_usb.c +++ b/drivers/char/watchdog/pcwd_usb.c @@ -79,12 +79,7 @@ static int heartbeat = WATCHDOG_HEARTBEAT; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c index 1699d2c..f85ac89 100644 --- a/drivers/char/watchdog/s3c2410_wdt.c +++ b/drivers/char/watchdog/s3c2410_wdt.c @@ -62,12 +62,7 @@ #define CONFIG_S3C2410_WATCHDOG_ATBOOT (0) #define CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME (15) -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; static int tmr_margin = CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME; static int tmr_atboot = CONFIG_S3C2410_WATCHDOG_ATBOOT; static int soft_noboot = 0; diff --git a/drivers/char/watchdog/sa1100_wdt.c b/drivers/char/watchdog/sa1100_wdt.c index 34e8f7b..fb88b40 100644 --- a/drivers/char/watchdog/sa1100_wdt.c +++ b/drivers/char/watchdog/sa1100_wdt.c @@ -36,17 +36,10 @@ #include <asm/uaccess.h> #define OSCR_FREQ CLOCK_TICK_RATE -#define SA1100_CLOSE_MAGIC (0x5afc4453) static unsigned long sa1100wdt_users; -static int expect_close; static int pre_margin; static int boot_status; -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif /* * Allow only one person to hold it open @@ -66,55 +59,33 @@ static int sa1100dog_open(struct inode *inode, struct file *file) } /* - * Shut off the timer. - * Lock it in if it's a module and we defined ...NOWAYOUT - * Oddly, the watchdog can only be enabled, but we can turn off - * the interrupt, which appears to prevent the watchdog timing out. + * The watchdog cannot be disabled. + * + * Previous comments suggested that turning off the interrupt by + * clearing OIER[E3] would prevent the watchdog timing out but this + * does not appear to be true (at least on the PXA255). */ static int sa1100dog_release(struct inode *inode, struct file *file) { - OSMR3 = OSCR + pre_margin; - - if (expect_close == SA1100_CLOSE_MAGIC) { - OIER &= ~OIER_E3; - } else { - printk(KERN_CRIT "WATCHDOG: WDT device closed unexpectedly. WDT will not stop!\n"); - } + printk(KERN_CRIT "WATCHDOG: Device closed - timer will not stop\n"); clear_bit(1, &sa1100wdt_users); - expect_close = 0; return 0; } static ssize_t sa1100dog_write(struct file *file, const char *data, size_t len, loff_t *ppos) { - if (len) { - if (!nowayout) { - size_t i; - - expect_close = 0; - - for (i = 0; i != len; i++) { - char c; - - if (get_user(c, data + i)) - return -EFAULT; - if (c == 'V') - expect_close = SA1100_CLOSE_MAGIC; - } - } + if (len) /* Refresh OSMR3 timer. */ OSMR3 = OSCR + pre_margin; - } return len; } static struct watchdog_info ident = { - .options = WDIOF_CARDRESET | WDIOF_MAGICCLOSE | - WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, - .identity = "SA1100 Watchdog", + .options = WDIOF_CARDRESET | WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, + .identity = "SA1100/PXA255 Watchdog", }; static int sa1100dog_ioctl(struct inode *inode, struct file *file, @@ -176,7 +147,7 @@ static struct file_operations sa1100dog_fops = static struct miscdevice sa1100dog_miscdev = { .minor = WATCHDOG_MINOR, - .name = "SA1100/PXA2xx watchdog", + .name = "watchdog", .fops = &sa1100dog_fops, }; @@ -198,7 +169,6 @@ static int __init sa1100dog_init(void) if (ret == 0) printk("SA1100/PXA2xx Watchdog Timer: timer margin %d sec\n", margin); - return ret; } @@ -216,8 +186,5 @@ MODULE_DESCRIPTION("SA1100/PXA2xx Watchdog"); module_param(margin, int, 0); MODULE_PARM_DESC(margin, "Watchdog margin in seconds (default 60s)"); -module_param(nowayout, int, 0); -MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); - MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/char/watchdog/sbc60xxwdt.c b/drivers/char/watchdog/sbc60xxwdt.c index d7de988..ed0bd55 100644 --- a/drivers/char/watchdog/sbc60xxwdt.c +++ b/drivers/char/watchdog/sbc60xxwdt.c @@ -98,12 +98,7 @@ static int timeout = WATCHDOG_TIMEOUT; /* in seconds, will be multiplied by HZ t module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (1<=timeout<=3600, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/sc1200wdt.c b/drivers/char/watchdog/sc1200wdt.c index 24401e8..515ce75 100644 --- a/drivers/char/watchdog/sc1200wdt.c +++ b/drivers/char/watchdog/sc1200wdt.c @@ -91,12 +91,7 @@ MODULE_PARM_DESC(io, "io port"); module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "range is 0-255 minutes, default is 1"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/sc520_wdt.c b/drivers/char/watchdog/sc520_wdt.c index f6d143e..72501be 100644 --- a/drivers/char/watchdog/sc520_wdt.c +++ b/drivers/char/watchdog/sc520_wdt.c @@ -94,12 +94,7 @@ static int timeout = WATCHDOG_TIMEOUT; /* in seconds, will be multiplied by HZ t module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (1<=timeout<=3600, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/scx200_wdt.c b/drivers/char/watchdog/scx200_wdt.c index b569670..c456856 100644 --- a/drivers/char/watchdog/scx200_wdt.c +++ b/drivers/char/watchdog/scx200_wdt.c @@ -39,15 +39,11 @@ MODULE_DESCRIPTION("NatSemi SCx200 Watchdog Driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); -#ifndef CONFIG_WATCHDOG_NOWAYOUT -#define CONFIG_WATCHDOG_NOWAYOUT 0 -#endif - static int margin = 60; /* in seconds */ module_param(margin, int, 0); MODULE_PARM_DESC(margin, "Watchdog margin in seconds"); -static int nowayout = CONFIG_WATCHDOG_NOWAYOUT; +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close"); diff --git a/drivers/char/watchdog/shwdt.c b/drivers/char/watchdog/shwdt.c index 3bc9272..1f4cab5 100644 --- a/drivers/char/watchdog/shwdt.c +++ b/drivers/char/watchdog/shwdt.c @@ -75,11 +75,7 @@ static unsigned long next_heartbeat; #define WATCHDOG_HEARTBEAT 30 /* 30 sec default heartbeat */ static int heartbeat = WATCHDOG_HEARTBEAT; /* in seconds */ -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif +static int nowayout = WATCHDOG_NOWAYOUT; /** * sh_wdt_start - Start the Watchdog diff --git a/drivers/char/watchdog/softdog.c b/drivers/char/watchdog/softdog.c index 1179034..4d7ed93 100644 --- a/drivers/char/watchdog/softdog.c +++ b/drivers/char/watchdog/softdog.c @@ -56,12 +56,7 @@ static int soft_margin = TIMER_MARGIN; /* in seconds */ module_param(soft_margin, int, 0); MODULE_PARM_DESC(soft_margin, "Watchdog soft_margin in seconds. (0<soft_margin<65536, default=" __MODULE_STRING(TIMER_MARGIN) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -97,7 +92,7 @@ static void watchdog_fire(unsigned long data) else { printk(KERN_CRIT PFX "Initiating system reboot.\n"); - machine_restart(NULL); + emergency_restart(); printk(KERN_CRIT PFX "Reboot didn't ?????\n"); } } diff --git a/drivers/char/watchdog/w83627hf_wdt.c b/drivers/char/watchdog/w83627hf_wdt.c index 813c970..465e0fd 100644 --- a/drivers/char/watchdog/w83627hf_wdt.c +++ b/drivers/char/watchdog/w83627hf_wdt.c @@ -54,12 +54,7 @@ static int timeout = WATCHDOG_TIMEOUT; /* in seconds */ module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. 1<= timeout <=63, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) "."); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/w83877f_wdt.c b/drivers/char/watchdog/w83877f_wdt.c index bccbd4d..52a8bd0 100644 --- a/drivers/char/watchdog/w83877f_wdt.c +++ b/drivers/char/watchdog/w83877f_wdt.c @@ -85,12 +85,7 @@ module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (1<=timeout<=3600, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/wafer5823wdt.c b/drivers/char/watchdog/wafer5823wdt.c index abb0bea..7cf6c9b 100644 --- a/drivers/char/watchdog/wafer5823wdt.c +++ b/drivers/char/watchdog/wafer5823wdt.c @@ -63,12 +63,7 @@ static int timeout = WD_TIMO; /* in seconds */ module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. 1<= timeout <=255, default=" __MODULE_STRING(WD_TIMO) "."); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/wdt.c b/drivers/char/watchdog/wdt.c index 5684aa3..ec7e4012 100644 --- a/drivers/char/watchdog/wdt.c +++ b/drivers/char/watchdog/wdt.c @@ -63,12 +63,7 @@ static int wd_heartbeat; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WD_TIMO) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -266,7 +261,7 @@ static irqreturn_t wdt_interrupt(int irq, void *dev_id, struct pt_regs *regs) printk(KERN_CRIT "Would Reboot.\n"); #else printk(KERN_CRIT "Initiating system reboot.\n"); - machine_restart(NULL); + emergency_restart(); #endif #else printk(KERN_CRIT "Reset in 5ms.\n"); diff --git a/drivers/char/watchdog/wdt977.c b/drivers/char/watchdog/wdt977.c index 072e9b2..44d49df 100644 --- a/drivers/char/watchdog/wdt977.c +++ b/drivers/char/watchdog/wdt977.c @@ -53,12 +53,7 @@ MODULE_PARM_DESC(timeout,"Watchdog timeout in seconds (60..15300), default=" __M module_param(testmode, int, 0); MODULE_PARM_DESC(testmode,"Watchdog testmode (1 = no reboot), default=0"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); diff --git a/drivers/char/watchdog/wdt_pci.c b/drivers/char/watchdog/wdt_pci.c index 7651ded..4b33119 100644 --- a/drivers/char/watchdog/wdt_pci.c +++ b/drivers/char/watchdog/wdt_pci.c @@ -89,12 +89,7 @@ static int wd_heartbeat; module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WD_TIMO) ")"); -#ifdef CONFIG_WATCHDOG_NOWAYOUT -static int nowayout = 1; -#else -static int nowayout = 0; -#endif - +static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"); @@ -311,7 +306,7 @@ static irqreturn_t wdtpci_interrupt(int irq, void *dev_id, struct pt_regs *regs) printk(KERN_CRIT PFX "Would Reboot.\n"); #else printk(KERN_CRIT PFX "Initiating system reboot.\n"); - machine_restart(NULL); + emergency_restart(NULL); #endif #else printk(KERN_CRIT PFX "Reset in 5ms.\n"); |