diff options
author | Brian Rogan <bcr6@cornell.edu> | 2006-03-28 04:56:20 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-28 12:16:02 -0500 |
commit | 273577165cd206d2d6689ee4b18aa13de1ec4bde (patch) | |
tree | f5dfaed2e193bb65a00ef551f02ace8726cc461c /include/linux | |
parent | f83ca9fe3ee390755f18b4a7780c25ce593b484a (diff) |
[PATCH] Add oprofile_add_ext_sample
On ppc64 we look at a profiling register to work out the sample address and
if it was in userspace or kernel.
The backtrace interface oprofile_add_sample does not allow this. Create
oprofile_add_ext_sample and make oprofile_add_sample use it too.
Signed-off-by: Anton Blanchard <anton@samba.org>
Cc: Philippe Elie <phil.el@wanadoo.fr>
Cc: John Levon <levon@movementarian.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/oprofile.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index 559c4c38a9c7..b5b3197dfd4f 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h | |||
@@ -61,6 +61,16 @@ void oprofile_arch_exit(void); | |||
61 | */ | 61 | */ |
62 | void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); | 62 | void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); |
63 | 63 | ||
64 | /** | ||
65 | * Add an extended sample. Use this when the PC is not from the regs, and | ||
66 | * we cannot determine if we're in kernel mode from the regs. | ||
67 | * | ||
68 | * This function does perform a backtrace. | ||
69 | * | ||
70 | */ | ||
71 | void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, | ||
72 | unsigned long event, int is_kernel); | ||
73 | |||
64 | /* Use this instead when the PC value is not from the regs. Doesn't | 74 | /* Use this instead when the PC value is not from the regs. Doesn't |
65 | * backtrace. */ | 75 | * backtrace. */ |
66 | void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); | 76 | void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); |