diff options
author | David Woodhouse <David.Woodhouse@intel.com> | 2008-10-21 14:42:20 -0400 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-10-21 14:42:20 -0400 |
commit | b876d08f816527af257e13d89fb0d3b4b849223c (patch) | |
tree | 40569f568230f918ca55f04b355e251747f913ed /include/asm-x86/ftrace.h | |
parent | b364776ad1208a71f0c53578c84619a395412a8d (diff) | |
parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/pci/dmar.c
Diffstat (limited to 'include/asm-x86/ftrace.h')
-rw-r--r-- | include/asm-x86/ftrace.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-x86/ftrace.h b/include/asm-x86/ftrace.h index be0e004ad148..1bb6f9bbe1ab 100644 --- a/include/asm-x86/ftrace.h +++ b/include/asm-x86/ftrace.h | |||
@@ -7,6 +7,16 @@ | |||
7 | 7 | ||
8 | #ifndef __ASSEMBLY__ | 8 | #ifndef __ASSEMBLY__ |
9 | extern void mcount(void); | 9 | extern void mcount(void); |
10 | |||
11 | static inline unsigned long ftrace_call_adjust(unsigned long addr) | ||
12 | { | ||
13 | /* | ||
14 | * call mcount is "e8 <4 byte offset>" | ||
15 | * The addr points to the 4 byte offset and the caller of this | ||
16 | * function wants the pointer to e8. Simply subtract one. | ||
17 | */ | ||
18 | return addr - 1; | ||
19 | } | ||
10 | #endif | 20 | #endif |
11 | 21 | ||
12 | #endif /* CONFIG_FTRACE */ | 22 | #endif /* CONFIG_FTRACE */ |