Messages in this thread | | | Date | Fri, 3 Nov 2017 16:05:05 +0100 | From | Jiri Olsa <> | Subject | Re: [PATCH v2 2/5] perf/x86: add PERF_SAMPLE_SKID_IP support for X86 PEBS |
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On Thu, Nov 02, 2017 at 11:15:56AM -0700, Stephane Eranian wrote: > From: Stephane Eranian <eranian@gmail.com> > > This atch adds support for SKID_IP to Intel x86 processors in PEBS > mode.
s/atch/patch/
> > Signed-off-by: Stephane Eranian <eranian@google.com> > --- > arch/x86/events/intel/ds.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c > index e1965e5ff570..b7afdf88f441 100644 > --- a/arch/x86/events/intel/ds.c > +++ b/arch/x86/events/intel/ds.c > @@ -1189,6 +1189,13 @@ static void setup_pebs_sample_data(struct perf_event *event, > x86_pmu.intel_cap.pebs_format >= 1) > data->addr = pebs->dla; > > + /* > + * unmodified, skid IP which is guaranteed to be the next > + * dyanmic instruction > + */
s/dyanmic/dynamic/
jirka
> + if (sample_type & PERF_SAMPLE_SKID_IP) > + data->skid_ip = pebs->ip; > + > if (x86_pmu.intel_cap.pebs_format >= 2) { > /* Only set the TSX weight when no memory weight. */ > if ((sample_type & PERF_SAMPLE_WEIGHT) && !fll) > -- > 2.7.4 >
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