Messages in this thread | | | Date | Sat, 4 Nov 2017 14:25:16 +0100 | From | Jiri Olsa <> | Subject | Re: [PATCH V0 2/3] perf/x86/intel/bm.c: Add Intel Branch Monitoring support |
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On Fri, Nov 03, 2017 at 11:00:05AM -0700, Megha Dey wrote:
SNIP
> + event->event_caps |= PERF_EV_CAP_BM; > + /* > + * cfg contains one of the 6 possible Branch Monitoring events > + */ > + cfg = event->attr.config; > + if (cfg < 0 || cfg > (BM_MAX_EVENTS - 1)) > + return -EINVAL; > + > + if (event->attr.sample_period) /* no sampling */ > + return -EINVAL;
you can use the 'is_sampling_event' function
jirka
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