linux-kernel - Re: [PATCH] aio: inform block layer of how many requests we are submitting

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Date:   Tue, 8 Feb 2022 22:49:09 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     zhenggy <zhenggy@...natelecom.cn>
Cc:     bcrl@...ck.org, viro@...iv.linux.org.uk, ebiggers@...nel.org,
        axboe@...nel.dk, linux-aio@...ck.org,
        linux-fsdevel@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] aio: inform block layer of how many requests we are
 submitting

On Tue, Feb 08, 2022 at 05:47:17PM +0800, zhenggy wrote:
> After commit 47c122e35d7e ("block: pre-allocate requests if plug is
> started and is a batch"), block layer can make smarter request allocation
> if it know how many requests it need to submit, so switch to use
> blk_start_plug_nr_ios here to pass the number of requests we will submit.
> 
> Signed-off-by: GuoYong Zheng <zhenggy@...natelecom.cn>

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>