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From: Paul Mundt <lethal@linux-sh.org>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: linux-media@vger.kernel.org, paulius.zaleckas@teltonika.lt,
	g.liakhovetski@gmx.de, matthieu.castet@parrot.com
Subject: Re: [PATCH] videobuf-dma-contig: remove sync operation
Date: Tue, 28 Apr 2009 17:51:20 +0900	[thread overview]
Message-ID: <20090428085120.GC15695@linux-sh.org> (raw)
In-Reply-To: <20090428084539.16911.79893.sendpatchset@rx1.opensource.se>

On Tue, Apr 28, 2009 at 05:45:39PM +0900, Magnus Damm wrote:
> From: Magnus Damm <damm@igel.co.jp>
> 
> Remove the videobuf-dma-contig sync operation. Sync is only needed
> for noncoherent buffers, and since videobuf-dma-contig is built on
> coherent memory allocators the memory is by definition always in sync.
> 
Note that this also fixes a bogus oops, which is what caused this to be
brought up in the first place..

> Reported-by: Matthieu CASTET <matthieu.castet@parrot.com>
> Signed-off-by: Magnus Damm <damm@igel.co.jp>
> ---
> 
>  Thanks to Mattieu, Paul and Paulius for all the help!
>  Tested on SH7722 Migo-R with CEU and ov7725.
> 
>  drivers/media/video/videobuf-dma-contig.c |   14 --------------
>  1 file changed, 14 deletions(-)
> 
Reviewed-by: Paul Mundt <lethal@linux-sh.org>

  reply	other threads:[~2009-04-28  8:56 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-28  8:45 [PATCH] videobuf-dma-contig: remove sync operation Magnus Damm
2009-04-28  8:51 ` Paul Mundt [this message]
2009-05-05  7:28   ` Matthieu CASTET

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