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| author | Robert Richter <robert.richter@amd.com> | 2008-12-16 14:00:10 +0300 |
|---|---|---|
| committer | Robert Richter <robert.richter@amd.com> | 2008-12-29 20:51:39 +0300 |
| commit | d45d23bed4bf7b25b7dcc336552a251db1aa1279 (patch) | |
| tree | 849a03c1264bc1ecb99fa2a9a65c3d4b58c7fafc /drivers/oprofile | |
| parent | 300157768f050dabc73a99d958b504282088a132 (diff) | |
| download | linux-d45d23bed4bf7b25b7dcc336552a251db1aa1279.tar.xz | |
oprofile: add inline function __oprofile_add_ext_sample()
This patch adds the inline function __oprofile_add_ext_sample() to
cpu_buffer.c and thus reduces overhead when calling
oprofile_add_sample().
Signed-off-by: Robert Richter <robert.richter@amd.com>
Diffstat (limited to 'drivers/oprofile')
| -rw-r--r-- | drivers/oprofile/cpu_buffer.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c index b353b19bd786..9e66c384e016 100644 --- a/drivers/oprofile/cpu_buffer.c +++ b/drivers/oprofile/cpu_buffer.c @@ -277,8 +277,9 @@ static void oprofile_end_trace(struct oprofile_cpu_buffer *cpu_buf) cpu_buf->tracing = 0; } -void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, - unsigned long event, int is_kernel) +static inline void +__oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, + unsigned long event, int is_kernel) { struct oprofile_cpu_buffer *cpu_buf = &__get_cpu_var(cpu_buffer); @@ -299,12 +300,18 @@ void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, oprofile_end_trace(cpu_buf); } +void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, + unsigned long event, int is_kernel) +{ + __oprofile_add_ext_sample(pc, regs, event, is_kernel); +} + void oprofile_add_sample(struct pt_regs * const regs, unsigned long event) { int is_kernel = !user_mode(regs); unsigned long pc = profile_pc(regs); - oprofile_add_ext_sample(pc, regs, event, is_kernel); + __oprofile_add_ext_sample(pc, regs, event, is_kernel); } #ifdef CONFIG_OPROFILE_IBS |