linux-kernel - Re: [PATCH] kmemtrace: Fix up tracer registration.

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Message-ID: <20090928090848.GC6142@nowhere>
Date:	Mon, 28 Sep 2009 11:08:49 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Paul Mundt <lethal@...ux-sh.org>, Li Zefan <lizf@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>,
	Steven Rostedt <rostedt@...dmis.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kmemtrace: Fix up tracer registration.

On Mon, Sep 28, 2009 at 04:55:40PM +0900, Paul Mundt wrote:
> Commit ddc1637af217dbd8bc51f30e6d24e84476a869a6
> ("kmemtrace: Print binary output only if 'bin' option is set") ended up 
> inverting the error detection logic. register_tracer() returns 0 on
> success, which this change caused to treat as an error, resulting in:
> 
> [    0.132000] Warning: could not register the kmem tracer
> 
> as well as bailing out of the initcall with an error value. This
> restores the old logic.
> 
> Signed-off-by: Paul Mundt <lethal@...ux-sh.org>
> Cc: Li Zefan <lizf@...fujitsu.com>
> Cc: Pekka Enberg <penberg@...helsinki.fi>
> Cc: Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>
> Cc: Steven Rostedt <rostedt@...dmis.org>

Acked-by: Frederic Weisbecker <fweisbec@...il.com>

Thanks!

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