linux-kernel - RE: [PATCH] dmaengine: Add privatecnt to revert DMA

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Message-ID: <129600E5E5FB004392DDC3FB599660D749993718@irsmsx504.ger.corp.intel.com>
Date:	Wed, 11 Mar 2009 08:34:42 +0000
From:	"Sosnowski, Maciej" <maciej.sosnowski@...el.com>
To:	Atsushi Nemoto <anemo@....ocn.ne.jp>,
	"Williams, Dan J" <dan.j.williams@...el.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] dmaengine: Add privatecnt to revert DMA_PRIVATE propery

Atsushi Nemoto wrote:
> Currently dma_request_channel() set DMA_PRIVATE capability but never
> clear it.  So if a public channel was once grabbed by
> dma_request_channel(), the device stay PRIVATE forever.  Add
> privatecnt member to dma_device to correctly revert it.
>
> Signed-off-by: Atsushi Nemoto <anemo@....ocn.ne.jp>
> ---

I think it's a good idea and the patch looks fine to me.

Acked-by: Maciej Sosnowski <maciej.sosnowski@...el.com>
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