Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6b11d4...
Commit: 6b11d4ef3e4d6ce83fb177aa50fdf385abb17d1a
Parent: 2e42060c19cb79adacc48beb5e9ec5361df976a2
Author: Alexander van Heukelum <heukelum@fastmail.fm>
AuthorDate: Fri Sep 26 14:03:02 2008 +0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Mon Oct 13 10:21:53 2008 +0200
traps: x86_64: add TRACE_IRQS_OFF in error_entry
Add TRACE_IRQS_OFF just before entering the C code.
All exceptions are taken via interrupt gates. If irq tracing is
enabled, it should be notified as soon as possible. Interrupts
are only (conditionally) re-enabled in C code.
Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
arch/x86/kernel/entry_64.S | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 25bb3f9..963b35b 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1065,7 +1065,8 @@ KPROBE_ENTRY(error_entry)
je error_kernelspace
error_swapgs:
SWAPGS
-error_sti:
+error_sti:
+ TRACE_IRQS_OFF
movq %rdi,RDI(%rsp)
CFI_REL_OFFSET rdi,RDI
movq %rsp,%rdi
--
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