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Date: Thu, 10 Oct 2019 17:52:18 -0600
From: Jens Axboe <axboe@...nel.dk>
To: Logan Gunthorpe <logang@...tatee.com>, linux-block@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Stephen Bates <sbates@...thlin.com>, Christoph Hellwig <hch@....de>
Subject: Re: [PATCH] block: account statistics for passthrough requests
On 10/10/19 5:36 PM, Logan Gunthorpe wrote:
> Presently, passthrough requests are not accounted for because
> blk_do_io_stat() expressly rejects them. Based on some digging
> in the history, this doesn't seem like a concious decision but
> one that evolved from the change from blk_fs_request() to
> blk_rq_is_passthrough().
>
> To support this, call blk_account_io_start() in blk_execute_rq_nowait()
> and remove the passthrough check in blk_do_io_stat().
Looks good to me, applied.
--
Jens Axboe
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