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From: Namhyung Kim <namhyung@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Ingo Molnar <mingo@kernel.org>, Paul Mackerras <paulus@samba.org>,
	Namhyung Kim <namhyung.kim@lge.com>,
	LKML <linux-kernel@vger.kernel.org>,
	David Ahern <dsahern@gmail.com>, Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH 0/3] perf top/tui: Fixes for percentage filter behavior
Date: Thu, 17 Apr 2014 22:38:19 +0900	[thread overview]
Message-ID: <1397741900.1731.17.camel@leonhard> (raw)
In-Reply-To: <20140417120046.GC7422@krava.brq.redhat.com>

Hi Jiri,

2014-04-17 (목), 14:00 +0200, Jiri Olsa:
> On Thu, Apr 17, 2014 at 04:53:23PM +0900, Namhyung Kim wrote:
> > Hi,
> > 
> > This is a small fixes for a bug in perf top I found during some tests.
> > It gets segfault if symbol filter found no entries - accessing NULL
> > pointer in that case.
> 
> yep, I hit that yesterday as well, but I ended up just with
> the patch below, your changes seems more comprehensive ;-)
> going to review..

Well, the end result will be same, but I think it should have 0
nr_entries when there's no entry to show.

Thanks,
Namhyung



  reply	other threads:[~2014-04-17 13:38 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-17  7:53 [PATCH 0/3] perf top/tui: Fixes for percentage filter behavior Namhyung Kim
2014-04-17  7:53 ` [PATCH 1/3] perf hists: Add missing updates on nr_non_filtered_entries Namhyung Kim
2014-04-17 13:10   ` Jiri Olsa
2014-04-17 13:50     ` Namhyung Kim
2014-04-17  7:53 ` [PATCH 2/3] perf ui/tui: Fix off-by-one in hist_browser__update_nr_entries() Namhyung Kim
2014-04-17  7:53 ` [PATCH 3/3] perf top/tui: Update nr_entries properly after filter is applied Namhyung Kim
2014-04-17 13:10   ` Jiri Olsa
2014-04-17 13:12   ` Jiri Olsa
2014-04-17 13:52     ` Namhyung Kim
2014-04-17 12:00 ` [PATCH 0/3] perf top/tui: Fixes for percentage filter behavior Jiri Olsa
2014-04-17 13:38   ` Namhyung Kim [this message]
2014-04-17 18:52     ` Jiri Olsa
2014-04-18  6:55       ` Namhyung Kim

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