Re: [PATCH V2 2/2] perf tools: always set no branch for dummy event in PT

2017-07-19 Thread Arnaldo Carvalho de Melo
Em Wed, Jul 19, 2017 at 02:28:26PM +, Liang, Kan escreveu: > > > > Em Mon, Jul 03, 2017 at 09:58:32AM +0200, Jiri Olsa escreveu: > > > On Fri, Jun 30, 2017 at 10:16:56AM -0400, kan.li...@intel.com wrote: > > > > From: Kan Liang > > > > > > > > An earlier kernel patch allowed enabling PT and

RE: [PATCH V2 2/2] perf tools: always set no branch for dummy event in PT

2017-07-19 Thread Liang, Kan
> Em Mon, Jul 03, 2017 at 09:58:32AM +0200, Jiri Olsa escreveu: > > On Fri, Jun 30, 2017 at 10:16:56AM -0400, kan.li...@intel.com wrote: > > > From: Kan Liang > > > > > > An earlier kernel patch allowed enabling PT and LBR at the same time > > > on Goldmont. > > > > > > commit ccbebba4c6bf ("per

Re: [PATCH V2 2/2] perf tools: always set no branch for dummy event in PT

2017-07-03 Thread Arnaldo Carvalho de Melo
Em Mon, Jul 03, 2017 at 09:58:32AM +0200, Jiri Olsa escreveu: > On Fri, Jun 30, 2017 at 10:16:56AM -0400, kan.li...@intel.com wrote: > > From: Kan Liang > > > > An earlier kernel patch allowed enabling PT and LBR at the same time on > > Goldmont. > > > > commit ccbebba4c6bf ("perf/x86/intel/pt:

Re: [PATCH V2 2/2] perf tools: always set no branch for dummy event in PT

2017-07-03 Thread Jiri Olsa
On Fri, Jun 30, 2017 at 10:16:56AM -0400, kan.li...@intel.com wrote: > From: Kan Liang > > An earlier kernel patch allowed enabling PT and LBR at the same time on > Goldmont. > > commit ccbebba4c6bf ("perf/x86/intel/pt: Bypass PT vs. LBR exclusivity > if the core supports it") > > However, user