Re: [PATCH 6/9] blk-mq: use ->bi_bdev for I/O accounting

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To: Christoph Hellwig <hch@xxxxxx>
Subject: Re: [PATCH 6/9] blk-mq: use ->bi_bdev for I/O accounting
From: Tejun Heo <tj@xxxxxxxxxx>
Date: Wed, 2 Dec 2020 18:06:14 -0500
Cc: Jens Axboe <axboe@xxxxxxxxx>, Coly Li <colyli@xxxxxxx>, Song Liu <song@xxxxxxxxxx>, dm-devel@xxxxxxxxxx, linux-bcache@xxxxxxxxxxxxxxx, linux-raid@xxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx
In-reply-to: <20201201165424.2030647-7-hch@lst.de>

On Tue, Dec 01, 2020 at 05:54:21PM +0100, Christoph Hellwig wrote:
> Remove the reverse map from a sector to a partition for I/O accounting by
> simply using ->bi_bdev.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

-- 
tejun

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References:
- store a pointer to the block_device in struct bio (again)
  - From: Christoph Hellwig
- [PATCH 6/9] blk-mq: use ->bi_bdev for I/O accounting
  - From: Christoph Hellwig

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