From: Namhyung Kim <namhyung@kernel.org>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
David Ahern <dsahern@gmail.com>, Ingo Molnar <mingo@kernel.org>,
Jiri Olsa <jolsa@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH 1/3] perf tools: Do proper comm override error handling
Date: Wed, 15 Jan 2014 14:54:27 +0900 [thread overview]
Message-ID: <8761plaiy4.fsf@sejong.aot.lge.com> (raw)
In-Reply-To: <1389713836-13375-2-git-send-email-fweisbec@gmail.com> (Frederic Weisbecker's message of "Tue, 14 Jan 2014 16:37:14 +0100")
Hi Frederic,
On Tue, 14 Jan 2014 16:37:14 +0100, Frederic Weisbecker wrote:
> The comm overriding API ignores memory allocation failures by silently
> keeping the previous and out of date comm.
>
> As a result, the user may get buggy events without ever being notified
> about the problem and its source.
>
> Lets start to fix this by propagating the error from the API. Not all
> callers may be doing proper error handling on comm set yet but this
> is the first step toward it.
Acked-by: Namhyung Kim <namhyung@kernel.org>
Thanks,
Namhyung
next prev parent reply other threads:[~2014-01-15 5:54 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-14 15:37 perf tools: Random cleanups Frederic Weisbecker
2014-01-14 15:37 ` [PATCH 1/3] perf tools: Do proper comm override error handling Frederic Weisbecker
2014-01-15 5:54 ` Namhyung Kim [this message]
2014-01-19 12:25 ` [tip:perf/core] " tip-bot for Frederic Weisbecker
2014-01-14 15:37 ` [PATCH 2/3] perf tools: Spare double comparison of callchain first entry Frederic Weisbecker
2014-01-15 6:23 ` Namhyung Kim
2014-01-15 16:59 ` Frederic Weisbecker
2014-01-16 1:17 ` Namhyung Kim
2014-01-16 17:34 ` Frederic Weisbecker
2014-01-16 19:47 ` Arnaldo Carvalho de Melo
2014-01-17 7:56 ` Namhyung Kim
2014-01-17 16:07 ` Frederic Weisbecker
2014-01-19 12:25 ` [tip:perf/core] perf callchain: " tip-bot for Frederic Weisbecker
2014-01-14 15:37 ` [PATCH 3/3] perf tools: Remove unnecessary callchain cursor state restore on unmatch Frederic Weisbecker
2014-01-15 6:24 ` Namhyung Kim
2014-01-19 12:25 ` [tip:perf/core] " tip-bot for Frederic Weisbecker
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