Re: [PATCH v1] perf report: Drop cycles 0 for LBR print

Em Tue, Mar 28, 2017 at 10:05:44AM -0700, Andi Kleen escreveu: > On Tue, Mar 28, 2017 at 12:34:52PM -0300, Arnaldo Carvalho de Melo wrote: > > Em Thu, Mar 09, 2017 at 04:06:26PM +0800, Jin Yao escreveu: > > > For some platforms, for example Broadwell, it doesn't support cycles > > > for LBR. But th

Re: [PATCH v1] perf report: Drop cycles 0 for LBR print

On Tue, Mar 28, 2017 at 12:34:52PM -0300, Arnaldo Carvalho de Melo wrote: > Em Thu, Mar 09, 2017 at 04:06:26PM +0800, Jin Yao escreveu: > > For some platforms, for example Broadwell, it doesn't support cycles > > for LBR. But the perf always prints cycles:0, it's not necessary. > > > > The patch r

Re: [PATCH v1] perf report: Drop cycles 0 for LBR print

Em Thu, Mar 09, 2017 at 04:06:26PM +0800, Jin Yao escreveu: > For some platforms, for example Broadwell, it doesn't support cycles > for LBR. But the perf always prints cycles:0, it's not necessary. > > The patch refactors the LBR info print code and drops the cycles:0. > > For example: perf repo

[PATCH v1] perf report: Drop cycles 0 for LBR print

For some platforms, for example Broadwell, it doesn't support cycles for LBR. But the perf always prints cycles:0, it's not necessary. The patch refactors the LBR info print code and drops the cycles:0. For example: perf report --branch-history --no-children --stdio On Broadwell: --0.91%--__rand