linux-kernel - Re: [PATCH RFC v3 04/15] blk-crypto: fix missing processing for split bio

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Message-ID: <aLhCDCHPPFp1i78j@infradead.org>
Date: Wed, 3 Sep 2025 06:26:36 -0700
From: Christoph Hellwig <hch@...radead.org>
To: Yu Kuai <yukuai1@...weicloud.com>
Cc: hch@...radead.org, colyli@...nel.org, hare@...e.de, dlemoal@...nel.org,
	tieren@...as.com, axboe@...nel.dk, tj@...nel.org,
	josef@...icpanda.com, song@...nel.org, kmo@...erainc.com,
	satyat@...gle.com, ebiggers@...gle.com, neil@...wn.name,
	akpm@...ux-foundation.org, linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	linux-raid@...r.kernel.org, yukuai3@...wei.com, yi.zhang@...wei.com,
	yangerkun@...wei.com, johnny.chenyi@...wei.com
Subject: Re: [PATCH RFC v3 04/15] blk-crypto: fix missing processing for
 split bio

On Mon, Sep 01, 2025 at 11:32:09AM +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@...wei.com>
> 
> 1) trace_block_split() is missing and blktrace can't catch split events;
> 2) blkcg_bio_issue_init() is missing, and io-latency will not work
>    correctly for split bio.

Looks good:

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