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authorWim Van Sebroeck <wim@iguana.be>2008-06-18 16:22:48 +0000
committerWim Van Sebroeck <wim@iguana.be>2008-06-18 16:22:48 +0000
commitfdf7be6f13b920f0d80c249c70f794a2f6d53992 (patch)
treed430de48f9f17ab536d67e963fc895797a28fe48 /drivers/watchdog
parent4dc7347a3b4a76705b7fd00b271847dd10cf5a32 (diff)
downloadop-kernel-dev-fdf7be6f13b920f0d80c249c70f794a2f6d53992.zip
op-kernel-dev-fdf7be6f13b920f0d80c249c70f794a2f6d53992.tar.gz
Revert "[WATCHDOG] hpwdt: Fix NMI handling."
The old setup works better. Signed-off-by: Thomas Mingarelli <Thomas.Mingarelli@hp.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/hpwdt.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 2bc1f74..2686f3e 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -418,20 +418,23 @@ static int hpwdt_pretimeout(struct notifier_block *nb, unsigned long ulReason,
static unsigned long rom_pl;
static int die_nmi_called;
- if (ulReason == DIE_NMI || ulReason == DIE_NMI_IPI) {
- spin_lock_irqsave(&rom_lock, rom_pl);
- if (!die_nmi_called)
- asminline_call(&cmn_regs, cru_rom_addr);
- die_nmi_called = 1;
- spin_unlock_irqrestore(&rom_lock, rom_pl);
- if (cmn_regs.u1.ral != 0) {
- panic("An NMI occurred, please see the Integrated "
- "Management Log for details.\n");
- }
+ if (ulReason != DIE_NMI && ulReason != DIE_NMI_IPI)
+ return NOTIFY_OK;
+
+ spin_lock_irqsave(&rom_lock, rom_pl);
+ if (!die_nmi_called)
+ asminline_call(&cmn_regs, cru_rom_addr);
+ die_nmi_called = 1;
+ spin_unlock_irqrestore(&rom_lock, rom_pl);
+ if (cmn_regs.u1.ral == 0) {
+ printk(KERN_WARNING "hpwdt: An NMI occurred, "
+ "but unable to determine source.\n");
+ } else {
+ panic("An NMI occurred, please see the Integrated "
+ "Management Log for details.\n");
}
- die_nmi_called = 0;
- return NOTIFY_DONE;
+ return NOTIFY_STOP;
}
/*
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