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authorIngo Molnar <mingo@elte.hu>2009-02-11 04:03:11 -0500
committerIngo Molnar <mingo@elte.hu>2009-02-11 04:03:11 -0500
commitd524e03207591a6de7e6b5069aabc778e3f0f5f8 (patch)
treec98f206e8df11f8ecbdd74dba79c29d1f90dea5a /arch/x86/kernel/ftrace.c
parentae216dd239765afd592f65d94d8430244cf77ed1 (diff)
parent7d6d49b1f5551b87bd59c66c10747b89367760fd (diff)
Merge branches 'tracing/ftrace' and 'tracing/urgent' into tracing/core
Diffstat (limited to 'arch/x86/kernel/ftrace.c')
-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 18828aee8781..f20f49f7d244 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -471,13 +471,15 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
471 "1: " _ASM_MOV " (%[parent_old]), %[old]\n" 471 "1: " _ASM_MOV " (%[parent_old]), %[old]\n"
472 "2: " _ASM_MOV " %[return_hooker], (%[parent_replaced])\n" 472 "2: " _ASM_MOV " %[return_hooker], (%[parent_replaced])\n"
473 " movl $0, %[faulted]\n" 473 " movl $0, %[faulted]\n"
474 "3:\n"
474 475
475 ".section .fixup, \"ax\"\n" 476 ".section .fixup, \"ax\"\n"
476 "3: movl $1, %[faulted]\n" 477 "4: movl $1, %[faulted]\n"
478 " jmp 3b\n"
477 ".previous\n" 479 ".previous\n"
478 480
479 _ASM_EXTABLE(1b, 3b) 481 _ASM_EXTABLE(1b, 4b)
480 _ASM_EXTABLE(2b, 3b) 482 _ASM_EXTABLE(2b, 4b)
481 483
482 : [parent_replaced] "=r" (parent), [old] "=r" (old), 484 : [parent_replaced] "=r" (parent), [old] "=r" (old),
483 [faulted] "=r" (faulted) 485 [faulted] "=r" (faulted)