linux-kernel - Re: [PATCH] blk-mq: move the kdump check to blk_mq_alloc_tag

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Message-ID: <547BC518.40806@fb.com>
Date:	Sun, 30 Nov 2014 18:32:08 -0700
From:	Jens Axboe <axboe@...com>
To:	Shaohua Li <shli@...nel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] blk-mq: move the kdump check to blk_mq_alloc_tag_set

On 11/30/2014 05:00 PM, Shaohua Li wrote:
> We call blk_mq_alloc_tag_set() first then blk_mq_init_queue(). The requests are
> allocated in the former function. So the kdump check should be moved to there
> to really save memory.

Strange, it was even tested, but must have been altered after the fact. 
Patch looks good to me, applied.

-- 
Jens Axboe

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