linux-kernel - Re: [PATCH 2/3] blk-mq: delete redundant tagset map update when fallback

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Message-ID: <ZOSuE7UlkEIXuQVk@fedora>
Date:   Tue, 22 Aug 2023 20:46:11 +0800
From:   Ming Lei <ming.lei@...hat.com>
To:     chengming.zhou@...ux.dev
Cc:     axboe@...nel.dk, hch@....de, bvanassche@....org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        zhouchengming@...edance.com
Subject: Re: [PATCH 2/3] blk-mq: delete redundant tagset map update when
 fallback

On Mon, Aug 21, 2023 at 05:56:01PM +0800, chengming.zhou@...ux.dev wrote:
> From: Chengming Zhou <zhouchengming@...edance.com>
> 
> When we increase nr_hw_queues fail, the fallback path will use
> blk_mq_update_queue_map() to clear and update all maps.
> Obviously, this line of update of HCTX_TYPE_DEFAULT only is not
> needed, so delete it.
> 
> Signed-off-by: Chengming Zhou <zhouchengming@...edance.com>

Reviewed-by: Ming Lei <ming.lei@...hat.com>

-- 
Ming