linux-kernel - Re: [patch v2 3/7] blk-mq: add a new queue sysfs attribute async

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Message-ID: <a79cb3bf-d9e4-4c29-85f8-e7bfc504b190@linux.ibm.com>
Date: Thu, 9 Oct 2025 16:50:04 +0530
From: Nilay Shroff <nilay@...ux.ibm.com>
To: Yu Kuai <yukuai1@...weicloud.com>, axboe@...nel.dk, bvanassche@....org,
        ming.lei@...hat.com, jmoyer@...hat.com
Cc: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        yukuai3@...wei.com, yi.zhang@...wei.com, yangerkun@...wei.com,
        johnny.chenyi@...wei.com
Subject: Re: [patch v2 3/7] blk-mq: add a new queue sysfs attribute
 async_depth



On 10/9/25 1:16 PM, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@...wei.com>
> 
> Add a new field async_depth to request_queue and related APIs, this is
> currently not used, following patches will convert elevators to use
> this instead of internal async_depth.
> 
> Also factor out a helper blk_mq_limit_depth() to make code cleaner.
> 
> Signed-off-by: Yu Kuai <yukuai3@...wei.com>

Looks good to me:
Reviewed-by: Nilay Shroff <nilay@...ux.ibm.com>