diff options
Diffstat (limited to 'drivers/watchdog/hpwdt.c')
-rw-r--r-- | drivers/watchdog/hpwdt.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c index 6483d1066b9..6a63535fc04 100644 --- a/drivers/watchdog/hpwdt.c +++ b/drivers/watchdog/hpwdt.c | |||
@@ -418,23 +418,20 @@ static int hpwdt_pretimeout(struct notifier_block *nb, unsigned long ulReason, | |||
418 | static unsigned long rom_pl; | 418 | static unsigned long rom_pl; |
419 | static int die_nmi_called; | 419 | static int die_nmi_called; |
420 | 420 | ||
421 | if (ulReason != DIE_NMI && ulReason != DIE_NMI_IPI) | 421 | if (ulReason == DIE_NMI || ulReason == DIE_NMI_IPI) { |
422 | return NOTIFY_OK; | 422 | spin_lock_irqsave(&rom_lock, rom_pl); |
423 | 423 | if (!die_nmi_called) | |
424 | spin_lock_irqsave(&rom_lock, rom_pl); | 424 | asminline_call(&cmn_regs, cru_rom_addr); |
425 | if (!die_nmi_called) | 425 | die_nmi_called = 1; |
426 | asminline_call(&cmn_regs, cru_rom_addr); | 426 | spin_unlock_irqrestore(&rom_lock, rom_pl); |
427 | die_nmi_called = 1; | 427 | if (cmn_regs.u1.ral != 0) { |
428 | spin_unlock_irqrestore(&rom_lock, rom_pl); | 428 | panic("An NMI occurred, please see the Integrated " |
429 | if (cmn_regs.u1.ral == 0) { | 429 | "Management Log for details.\n"); |
430 | printk(KERN_WARNING "hpwdt: An NMI occurred, " | 430 | } |
431 | "but unable to determine source.\n"); | ||
432 | } else { | ||
433 | panic("An NMI occurred, please see the Integrated " | ||
434 | "Management Log for details.\n"); | ||
435 | } | 431 | } |
436 | 432 | ||
437 | return NOTIFY_STOP; | 433 | die_nmi_called = 0; |
434 | return NOTIFY_DONE; | ||
438 | } | 435 | } |
439 | 436 | ||
440 | /* | 437 | /* |