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authorVivek Goyal <vgoyal@in.ibm.com>2006-09-26 10:52:27 +0200
committerAndi Kleen <andi@basil.nowhere.org>2006-09-26 10:52:27 +0200
commit260d6790b6a2a0a048b7f96d154c2b49f1e6515a (patch)
tree7cea68eacc941a73afa452fc1fe22c0b52986e6d /arch/i386/kernel/crash.c
parent[PATCH] kdump x86_64 nmi event notification fix (diff)
downloadlinux-260d6790b6a2a0a048b7f96d154c2b49f1e6515a.tar.xz
linux-260d6790b6a2a0a048b7f96d154c2b49f1e6515a.zip
[PATCH] i386: Kdump i386 nmi event notification fix
After a crash we should wait for NMI IPI event and not for external NMI or NMI watchdog tick. Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com> Signed-off-by: Andi Kleen <ak@suse.de> Cc: Don Zickus <dzickus@redhat.com> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'arch/i386/kernel/crash.c')
-rw-r--r--arch/i386/kernel/crash.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/i386/kernel/crash.c b/arch/i386/kernel/crash.c
index 736c76d6b31d..67d297dc1003 100644
--- a/arch/i386/kernel/crash.c
+++ b/arch/i386/kernel/crash.c
@@ -102,7 +102,7 @@ static int crash_nmi_callback(struct notifier_block *self,
struct pt_regs fixed_regs;
int cpu;
- if (val != DIE_NMI)
+ if (val != DIE_NMI_IPI)
return NOTIFY_OK;
regs = ((struct die_args *)data)->regs;
@@ -113,7 +113,7 @@ static int crash_nmi_callback(struct notifier_block *self,
* an NMI if system was initially booted with nmi_watchdog parameter.
*/
if (cpu == crashing_cpu)
- return 1;
+ return NOTIFY_STOP;
local_irq_disable();
if (!user_mode_vm(regs)) {