From: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: linux-kernel@vger.kernel.org, dan.j.williams@intel.com,
maciej.sosnowski@intel.com
Subject: Re: [PATCH] dmatest: Use custom map/unmap for destination buffer
Date: Tue, 13 Jan 2009 16:48:16 +0100 [thread overview]
Message-ID: <20090113164816.7f7d3d31@hskinnemoen-d830> (raw)
In-Reply-To: <1231860880-6277-1-git-send-email-anemo@mba.ocn.ne.jp>
Atsushi Nemoto wrote:
> The dmatest driver should use DMA_BIDIRECTIONAL on the destination buffer
> to ensure that the poison values are written to RAM and not just written
> to cache and discarded.
>
> Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
next prev parent reply other threads:[~2009-01-13 15:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 15:34 Atsushi Nemoto
2009-01-13 15:48 ` Haavard Skinnemoen [this message]
2009-01-13 19:20 ` Dan Williams
2009-01-14 14:32 ` Sosnowski, Maciej
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