Re: [PATCH v2 06/13] blk-mq: remove unncessary error count and flush in blk_mq_plug_issue_direct

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To: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH v2 06/13] blk-mq: remove unncessary error count and flush in blk_mq_plug_issue_direct
From: Christoph Hellwig <hch@xxxxxx>
Date: Sun, 8 Jan 2023 19:02:09 +0100
Cc: axboe@xxxxxxxxx, dwagner@xxxxxxx, hare@xxxxxxx, ming.lei@xxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, hch@xxxxxx, john.garry@xxxxxxxxxx, jack@xxxxxxx
In-reply-to: <20230104142259.2673013-7-shikemeng@huaweicloud.com>
References: <20230104142259.2673013-1-shikemeng@huaweicloud.com> <20230104142259.2673013-7-shikemeng@huaweicloud.com>
User-agent: Mutt/1.5.17 (2007-11-01)

I'm really confused by this.  Why do we need the extra commit
anyway if the errored command has never made it to the device?

References:
- [PATCH v2 00/13] A few bugfix and cleanup patches for blk-mq
  - From: Kemeng Shi
- [PATCH v2 06/13] blk-mq: remove unncessary error count and flush in blk_mq_plug_issue_direct
  - From: Kemeng Shi

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