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authorKeith Owens <kaos@ocs.com.au>2006-08-30 19:37:19 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-08-30 16:05:16 -0700
commit01ebb77b31149d847726a8847ad0d37631d7f049 (patch)
treea91d01f8c17d24041a4f2015e093ddfbd9defa1e /arch/x86_64/kernel/traps.c
parent386dcafaacd212ef4a8aeed67a7db3ffbb44c7b2 (diff)
[PATCH] x86_64: Save original IST values for checking stack addresses
The values in init_tss.ist[] can change when an IST event occurs. Save the original IST values for checking stack addresses when debugging or doing stack traces. Signed-off-by: Keith Owens <kaos@ocs.com.au> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/kernel/traps.c')
-rw-r--r--arch/x86_64/kernel/traps.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 5e00af54af6..b1249774d1e 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -178,7 +178,7 @@ static unsigned long *in_exception_stack(unsigned cpu, unsigned long stack,
break;
#endif
default:
- end = per_cpu(init_tss, cpu).ist[k];
+ end = per_cpu(orig_ist, cpu).ist[k];
break;
}
/*