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authorIngo Molnar <mingo@elte.hu>2009-02-11 09:49:01 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-11 09:49:01 +0100
commit7d6d49b1f5551b87bd59c66c10747b89367760fd (patch)
tree26a5cd89d950ce8900e2a36dd4ca3da0d7240641 /arch
parentacd895795d35d7c6405f20301a846d16998795ec (diff)
parente3944bfac961cd7fc82f3b3143c55dc375748569 (diff)
downloadlinux-7d6d49b1f5551b87bd59c66c10747b89367760fd.tar.bz2
Merge branch 'tip/tracing/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/ftrace.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 1b43086b097a..9d549e4fe880 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -491,13 +491,15 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
"1: " _ASM_MOV " (%[parent_old]), %[old]\n"
"2: " _ASM_MOV " %[return_hooker], (%[parent_replaced])\n"
" movl $0, %[faulted]\n"
+ "3:\n"
".section .fixup, \"ax\"\n"
- "3: movl $1, %[faulted]\n"
+ "4: movl $1, %[faulted]\n"
+ " jmp 3b\n"
".previous\n"
- _ASM_EXTABLE(1b, 3b)
- _ASM_EXTABLE(2b, 3b)
+ _ASM_EXTABLE(1b, 4b)
+ _ASM_EXTABLE(2b, 4b)
: [parent_replaced] "=r" (parent), [old] "=r" (old),
[faulted] "=r" (faulted)