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Merge branch 'tip/tracing/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent

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This commit is contained in:
Ingo Molnar 2009-02-11 09:49:01 +01:00
commit 7d6d49b1f5
1 changed files with 5 additions and 3 deletions
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8
arch/x86/kernel/ftrace.c
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@ -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)