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Message-ID: <20171220100301.bvacqfua4hj2onzq@hirez.programming.kicks-ass.net> Date: Wed, 20 Dec 2017 11:03:02 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Song Liu <songliubraving@...com> Cc: rostedt@...dmis.org, mingo@...hat.com, davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, daniel@...earbox.net, kernel-team@...com Subject: Re: [PATCH v5 3/6] perf: implement pmu perf_kprobe On Wed, Dec 06, 2017 at 02:45:15PM -0800, Song Liu wrote: > @@ -8537,7 +8620,7 @@ static int perf_event_set_filter(struct perf_event *event, void __user *arg) > char *filter_str; > int ret = -EINVAL; > > - if ((event->attr.type != PERF_TYPE_TRACEPOINT || > + if ((!perf_event_is_tracing(event) || > !IS_ENABLED(CONFIG_EVENT_TRACING)) && > !has_addr_filter(event)) > return -EINVAL; You actually missed an instance later in this same function... fixing that.
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