| Subject | Re: [PATCH v5 09/18] perf: disable PERF_SAMPLE_BRANCH_* when not supported | From | Peter Zijlstra <> | Date | Mon, 06 Feb 2012 20:23:30 +0100 |
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On Thu, 2012-02-02 at 13:54 +0100, Stephane Eranian wrote: > @@ -539,6 +539,10 @@ static int armpmu_event_init(struct perf_event *event) > int err = 0; > atomic_t *active_events = &armpmu->active_events; > > + /* does not support taken branch sampling */ > + if (has_branch_smpl(event)) > + return -EOPNOTSUPP; > + > if (armpmu->map_event(event) == -ENOENT)
I'll make that has_branch_stack(), ok? :-)
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