linux-kernel - Re: [PATCH v5 0/2] perf: add support for logging debug messages to file

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Message-ID: <20191125143644.5tkkazvlke5wcbcw@mail.google.com>
Date:   Mon, 25 Nov 2019 22:36:46 +0800
From:   Changbin Du <changbin.du@...il.com>
To:     Jiri Olsa <jolsa@...hat.com>
Cc:     Changbin Du <changbin.du@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 0/2] perf: add support for logging debug messages to
 file

On Mon, Nov 25, 2019 at 10:27:58AM +0100, Jiri Olsa wrote:
> On Sat, Nov 23, 2019 at 04:09:10AM +0000, Changbin Du wrote:
> > Hi Jiri, In case you missed this one in your mailbox. :)
> 
> sry I mised this and can't apply this anymore.. could you please
> rebase it to current Arnaldo's perf/core?
>
no problem, please check it later.

> thanks,
> jirka
> 
> > 
> > On Fri, Oct 18, 2019 at 08:27:55AM +0800, Changbin Du wrote:
> > > When in TUI mode, it is impossible to show all the debug messages to
> > > console. This make it hard to debug perf issues using debug messages.
> > > This patch adds support for logging debug messages to file to resolve
> > > this problem.
> > > 
> > > v5:
> > >   o doc default log path.
> > > v4:
> > >   o fix another segfault.
> > > v3:
> > >   o fix a segfault issue.
> > > v2:
> > >   o specific all debug options one time.
> > > 
> > > Changbin Du (2):
> > >   perf: support multiple debug options separated by ','
> > >   perf: add support for logging debug messages to file
> > > 
> > >  tools/perf/Documentation/perf.txt |  16 ++--
> > >  tools/perf/util/debug.c           | 124 ++++++++++++++++++++----------
> > >  2 files changed, 92 insertions(+), 48 deletions(-)
> > > 
> > > -- 
> > > 2.20.1
> > > 
> > 
> > -- 
> > Cheers,
> > Changbin Du
> > 
> 

-- 
Cheers,
Changbin Du