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From: Jiri Olsa <jolsa@redhat.com>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ramkumar Ramachandra <artagnon@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: [PATCH 5/5] perf test: squelch warnings about undefined sizeof
Date: Tue, 18 Mar 2014 14:23:55 +0100	[thread overview]
Message-ID: <20140318132355.GA7845@krava.brq.redhat.com> (raw)
In-Reply-To: <878us8rkqq.fsf@sejong.aot.lge.com>

On Tue, Mar 18, 2014 at 05:09:33PM +0900, Namhyung Kim wrote:
> On Mon, 17 Mar 2014 18:26:38 -0400, Ramkumar Ramachandra wrote:
> > perf test emits the following warnings on the parse events test:
> >
> >   $ perf test
> >    5: parse events tests
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     Warning: function sizeof not defined
> >     ...
> >
> > Squelch the warnings by explicitly ignoring the sizeof function.
> 
> It just hides the warning leaving the real problem untouched.  If you
> really don't want to see those, I guess installing proper plugin for the
> failing events will help you (in case you didn't).

it wont' help, sizeof is special.. AFAIK we did not figure
out a way to handle that so far

but I think it was used only in one trace subsystem.. maybe we
could replace it and forbid to use it in future ;-)

jirka

  parent reply	other threads:[~2014-03-18 13:24 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-17 22:26 [PATCH 0/5] Squelch warnings emitted by 'perf test' Ramkumar Ramachandra
2014-03-17 22:26 ` [PATCH 1/5] MAINTAINERS: add tools/lib/traceevent/ to perf subsystem Ramkumar Ramachandra
2014-03-20 14:51   ` Steven Rostedt
2014-03-17 22:26 ` [PATCH 2/5] tools lib traceevent: handle the '->' operator Ramkumar Ramachandra
     [not found]   ` <87ha6wrl8h.fsf@sejong.aot.lge.com>
2014-03-18 14:12     ` Ramkumar Ramachandra
2014-03-18 14:18       ` Namhyung Kim
2014-03-18 15:15         ` Steven Rostedt
2014-03-17 22:26 ` [PATCH 3/5] tools lib traceevent: use else-if cascade, not separate ifs Ramkumar Ramachandra
     [not found]   ` <87d2hkrl32.fsf@sejong.aot.lge.com>
2014-03-18 13:10     ` Arnaldo Carvalho de Melo
2014-03-18 13:30       ` Steven Rostedt
2014-03-18 14:18         ` Arnaldo Carvalho de Melo
2014-03-17 22:26 ` [PATCH 4/5] tools lib traceevent: field_is_long() includes unsigned long Ramkumar Ramachandra
2014-03-17 22:26 ` [PATCH 5/5] perf test: squelch warnings about undefined sizeof Ramkumar Ramachandra
     [not found]   ` <878us8rkqq.fsf@sejong.aot.lge.com>
2014-03-18 13:23     ` Jiri Olsa [this message]
2014-03-18 14:26       ` Namhyung Kim
2014-03-18 16:40       ` Ramkumar Ramachandra

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