linux-kernel - Re: [PATCH] ASYNC_TX: fix the bug in async_tx_run

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Message-ID: <48C0F8BE.7060108@emcraft.com>
Date:	Fri, 05 Sep 2008 13:15:42 +0400
From:	Ilya Yanok <yanok@...raft.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org,
	wd@...x.de, yur@...raft.com,
	Dan Williams <dan.j.williams@...el.com>
Subject: Re: [PATCH] ASYNC_TX: fix the bug in async_tx_run_dependencies

Andrew Morton wrote:
>> From: Yuri Tikhonov <yur@...raft.com>
>>
>> Should clear the next pointer of the TX if we are sure that the
>> next TX (say NXT) will be submitted to the channel too. Overwise,
>> we break the chain of descriptors, because we lose the information
>> about the next descriptor to run. So next time, when invoke
>> async_tx_run_dependencies() with TX, it's TX->next will be NULL, and
>> NXT will be never submitted.
>>
>> Signed-off-by: Yuri Tikhonov <yur@...raft.com>
>>     
Signed-off-by: Ilya Yanok <yanok@...raft.com>

> This patch should include your signed-off-by: as well.  Because you
> were on the delivery path, as described in
> Documentation/SubmittingPatches, section 12.  
>   

Excuse me for being inattentive.

Regards, Ilya.

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