linux-kernel - Re: [PATCH] md: ensure resync is prioritized over recovery

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Message-ID: <0c3dc2bb-c879-b58c-c7a3-b71618e7718d@huaweicloud.com>
Date: Fri, 14 Feb 2025 09:11:13 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: linan666@...weicloud.com, song@...nel.org
Cc: linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org,
 yangerkun@...wei.com, zhangxiaoxu5@...wei.com, wanghai38@...wei.com,
 "yukuai (C)" <yukuai3@...wei.com>
Subject: Re: [PATCH] md: ensure resync is prioritized over recovery


在 2025/02/13 21:15, linan666@...weicloud.com 写道:
> From: Li Nan <linan122@...wei.com>
> 
> If a new disk is added during resync, the resync process is interrupted,
> and recovery is triggered, causing the previous resync to be lost. In
> reality, disk addition should not terminate resync, fix it.
> 
> Steps to reproduce the issue:
>    mdadm -CR /dev/md0 -l1 -n3 -x1 /dev/sd[abcd]
>    mdadm --fail /dev/md0 /dev/sdc
> 
> Signed-off-by: Li Nan <linan122@...wei.com>
> ---
>   drivers/md/md.c | 14 +++++++-------
>   1 file changed, 7 insertions(+), 7 deletions(-)
> [...]

Applied to md-6.14, thanks!

Kuai