>
> On Sun, Oct 19, 2014 at 05:55:08PM -0400, Kan Liang wrote:
> > Only enable LBR callstack when user requires fp callgraph. The feature
> > is not available when PERF_SAMPLE_BRANCH_STACK or
> > PERF_SAMPLE_STACK_USER is required.
> > Also, this feature only affects how to get user callchain.
On Sun, Oct 19, 2014 at 05:55:08PM -0400, Kan Liang wrote:
> Only enable LBR callstack when user requires fp callgraph. The feature
> is not available when PERF_SAMPLE_BRANCH_STACK or PERF_SAMPLE_STACK_USER
> is required.
> Also, this feature only affects how to get user callchain. The kernel
>
On Sun, Oct 19, 2014 at 05:55:08PM -0400, Kan Liang wrote:
Only enable LBR callstack when user requires fp callgraph. The feature
is not available when PERF_SAMPLE_BRANCH_STACK or PERF_SAMPLE_STACK_USER
is required.
Also, this feature only affects how to get user callchain. The kernel
On Sun, Oct 19, 2014 at 05:55:08PM -0400, Kan Liang wrote:
Only enable LBR callstack when user requires fp callgraph. The feature
is not available when PERF_SAMPLE_BRANCH_STACK or
PERF_SAMPLE_STACK_USER is required.
Also, this feature only affects how to get user callchain. The kernel
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