linux-kernel - RE: [PATCH 2/4] async_tx: fix multiple dependency submission

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Date:	Wed, 13 Feb 2008 08:10:29 -0800
From:	"Nelson, Shannon" <shannon.nelson@...el.com>
To:	"Williams, Dan J" <dan.j.williams@...el.com>,
	<linux-kernel@...r.kernel.org>
Cc:	<hskinnemoen@...el.com>, <olof@...om.net>, <yur@...raft.com>,
	"Sosnowski, Maciej" <maciej.sosnowski@...el.com>
Subject: RE: [PATCH 2/4] async_tx: fix multiple dependency submission

>-----Original Message-----
>From: Williams, Dan J 
>Sent: Tuesday, February 12, 2008 11:03 PM
>To: linux-kernel@...r.kernel.org
>Cc: hskinnemoen@...el.com; Nelson, Shannon; olof@...om.net; 
>yur@...raft.com
>Subject: [PATCH 2/4] async_tx: fix multiple dependency submission
>
>Shrink struct dma_async_tx_descriptor and introduce
>async_tx_channel_switch to properly inject a channel switch 
>interrupt in
>the descriptor stream.  This simplifies the locking model as drivers no
>longer need to handle dma_async_tx_descriptor.lock.
>
>Signed-off-by: Dan Williams <dan.j.williams@...el.com>
>---
>
> crypto/async_tx/async_tx.c |  197 
>++++++++++++++++++++++++++++++++++++--------
> drivers/dma/dmaengine.c    |    2 
> drivers/dma/iop-adma.c     |    9 +-
> include/linux/dmaengine.h  |    9 +-
> 4 files changed, 170 insertions(+), 47 deletions(-)
>
>


Acked-by: Shannon Nelson <shannon.nelson@...el.com>
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