linux-kernel - Re: linux-next: build failure after merge of the block tree

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Message-ID: <4D81E010.1090808@kernel.dk>
Date:	Thu, 17 Mar 2011 11:18:56 +0100
From:	Jens Axboe <axboe@...nel.dk>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
CC:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jarkko Lavinen <jarkko.lavinen@...ia.com>,
	David Woodhouse <David.Woodhouse@...el.com>
Subject: Re: linux-next: build failure after merge of the block tree

On 2011-03-17 00:32, Stephen Rothwell wrote:
> Hi all,
> 
> On Mon, 14 Mar 2011 16:19:19 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>>
>> After merging the block tree, today's linux-next build (x86_64
>> allmodconfig) failed like this:
>>
>> drivers/mtd/mtd_blkdevs.c: In function 'mtd_blktrans_cease_background':
>> drivers/mtd/mtd_blkdevs.c:127: error: implicit declaration of function 'elv_queue_empty'
>>
>> Caused by commit 7eaceaccab5f ("block: remove per-queue plugging")
>> interacting with commit c7519dbf6f4b ("mtd_blkdevs: Add background
>> processing support") from the mtd tree.
>>
>> I have no idea how to fix this up, so I have reverted the above commit
>> from them mtd tree (along with commits a32159024620 "mtd: Add mtdswap
>> block driver" and 89d8d32060de "mtd: fix printf format warnings, mostly
>> lack of %zd for size_t, in mtdswap" that depend on it).
>>
>> Jens, maybe you could advise the mtd guys.
> 
> Ping?

Can you point me at the commit in question? Generally, elv_queue_empty()
can be replaced by blk_peek_request().

-- 
Jens Axboe

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