From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Bob Copeland <me@bobcopeland.com>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] appletouch: fix DMA to/from stack buffer
Date: Fri, 1 May 2009 06:36:36 -0700 [thread overview]
Message-ID: <200905010636.36778.dmitry.torokhov@gmail.com> (raw)
In-Reply-To: <1240908294.19534.2.camel@johannes.local>
On Tue, Apr 28, 2009 at 10:44:54AM +0200, Johannes Berg wrote:
> On Mon, 2009-04-27 at 21:58 -0400, Bob Copeland wrote:
> > CONFIG_DMA_API_DEBUG spotted an instance of appletouch using
> > an array on the stack as a DMA buffer for certain hardware.
> > Change it to use a kmalloc()ed buffer instead.
> >
> > This fixes the following error:
>
> > Signed-off-by: Bob Copeland <me@bobcopeland.com>
>
> Reviewed-by: Johannes Berg <johannes@sipsolutions.net>
>
> Interestingly, I first thought the GFP_KERNEL is wrong due to
> atp_reinit, but the GFP_ATOMIC in that is wrong instead :)
>
Applied to 'for-linus' branch, thank you.
--
Dmitry
prev parent reply other threads:[~2009-05-01 13:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-28 1:58 [PATCH] appletouch: fix DMA to/from stack buffer Bob Copeland
2009-04-28 8:44 ` Johannes Berg
2009-05-01 13:36 ` Dmitry Torokhov [this message]
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