Re: [PATCH V4 04/10] x86, perf: Add conditional branch filtering support

2013-12-06 Thread Andi Kleen
On Wed, Dec 04, 2013 at 04:02:36PM +0530, Anshuman Khandual wrote: > This patch adds conditional branch filtering support, > enabling it for PERF_SAMPLE_BRANCH_COND in perf branch > stack sampling framework by utilizing an available > software filter X86_BR_JCC. Newer Intel CPUs a hardware filter

Re: [PATCH V4 04/10] x86, perf: Add conditional branch filtering support

2013-12-06 Thread Andi Kleen
On Wed, Dec 04, 2013 at 04:02:36PM +0530, Anshuman Khandual wrote: This patch adds conditional branch filtering support, enabling it for PERF_SAMPLE_BRANCH_COND in perf branch stack sampling framework by utilizing an available software filter X86_BR_JCC. Newer Intel CPUs a hardware filter too

[PATCH V4 04/10] x86, perf: Add conditional branch filtering support

2013-12-04 Thread Anshuman Khandual
This patch adds conditional branch filtering support, enabling it for PERF_SAMPLE_BRANCH_COND in perf branch stack sampling framework by utilizing an available software filter X86_BR_JCC. Signed-off-by: Anshuman Khandual Reviewed-by: Stephane Eranian ---

[PATCH V4 04/10] x86, perf: Add conditional branch filtering support

2013-12-04 Thread Anshuman Khandual
This patch adds conditional branch filtering support, enabling it for PERF_SAMPLE_BRANCH_COND in perf branch stack sampling framework by utilizing an available software filter X86_BR_JCC. Signed-off-by: Anshuman Khandual khand...@linux.vnet.ibm.com Reviewed-by: Stephane Eranian eran...@google.com