From: Jens Axboe <jens.axboe@oracle.com>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: linux-kernel@vger.kernel.org, tomof@acm.org
Subject: Re: [PATCH] x86: fix pci-gart failure handling
Date: Fri, 26 Oct 2007 13:56:04 +0200 [thread overview]
Message-ID: <20071026115604.GI5155@kernel.dk> (raw)
In-Reply-To: <20071026080814Z.fujita.tomonori@lab.ntt.co.jp>
On Fri, Oct 26 2007, FUJITA Tomonori wrote:
> blk_rq_map_sg doesn't initialize sg->dma_address/length to zero
> anymore. Some low level drivers reuse sg lists without initializing so
> IOMMUs might get non-zero dma_address/length. If map_sg fails, we need
> pass the number of the mapped entries to gart_unmap_sg.
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Thanks Tomo, applied!
--
Jens Axboe
prev parent reply other threads:[~2007-10-26 11:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-25 23:08 [PATCH] x86: fix pci-gart failure handling FUJITA Tomonori
2007-10-26 11:56 ` Jens Axboe [this message]
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