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x86/oprofile: add CONFIG_OPROFILE_IBS option

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Signed-off-by: Robert Richter <robert.richter@amd.com>
Cc: oprofile-list <oprofile-list@lists.sourceforge.net>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Barry Kasindorf <barry.kasindorf@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Robert Richter
2008-07-22 21:09:06 +02:00
committed by Ingo Molnar
parent 6aa360e6c1
commit 852402cc27
4 changed files with 47 additions and 10 deletions
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4
drivers/oprofile/cpu_buffer.c
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@ -253,6 +253,8 @@ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event)
oprofile_add_ext_sample(pc, regs, event, is_kernel);
}
#ifdef CONFIG_OPROFILE_IBS
#define MAX_IBS_SAMPLE_SIZE 14
static int log_ibs_sample(struct oprofile_cpu_buffer *cpu_buf,
unsigned long pc, int is_kernel, unsigned int *ibs, int ibs_code)
@ -318,6 +320,8 @@ void oprofile_add_ibs_sample(struct pt_regs *const regs,
oprofile_ops.backtrace(regs, backtrace_depth);
}
#endif
void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event)
{
struct oprofile_cpu_buffer *cpu_buf = &__get_cpu_var(cpu_buffer);