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Fri, 13 Mar 2020 11:46:12 -0700 (PDT) From: Arnaldo Carvalho de Melo X-Google-Original-From: Arnaldo Carvalho de Melo Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id D7B4C40009; Fri, 13 Mar 2020 15:46:05 -0300 (-03) Date: Fri, 13 Mar 2020 15:46:05 -0300 To: Jiri Olsa Cc: Ian Rogers , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Namhyung Kim , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, Stephane Eranian Subject: Re: [PATCH] perf tools: give synthetic mmap events an inode generation Message-ID: <20200313184605.GB9917@kernel.org> References: <20200313053129.131264-1-irogers@google.com> <20200313093639.GA389625@krava> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200313093639.GA389625@krava> X-Url: http://acmel.wordpress.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Fri, Mar 13, 2020 at 10:36:39AM +0100, Jiri Olsa escreveu: > On Thu, Mar 12, 2020 at 10:31:29PM -0700, Ian Rogers wrote: > > SNIP > > > > > SUMMARY: MemorySanitizer: use-of-uninitialized-value tools/perf/util/dsos.c:23:6 in __dso_id__cmp > > Signed-off-by: Ian Rogers > > --- > > tools/perf/util/synthetic-events.c | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c > > index dd3e6f43fb86..5fddb64ec8c7 100644 > > --- a/tools/perf/util/synthetic-events.c > > +++ b/tools/perf/util/synthetic-events.c > > @@ -345,6 +345,7 @@ int perf_event__synthesize_mmap_events(struct perf_tool *tool, > > continue; > > > > event->mmap2.ino = (u64)ino; > > + event->mmap2.ino_generation = 0; > > please use tabs for indent, other than that I fixed that. > Acked-by: iri Olsa Thanks, applied. - Arnaldo > thanks, > jirka > > > > > /* > > * Just like the kernel, see __perf_event_mmap in kernel/perf_event.c > > -- > > 2.25.1.481.gfbce0eb801-goog > > > -- - Arnaldo