linux-kernel - Re: [PATCH v2] md/raid1: Fix stack memory use after return in raid1

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Message-ID: <a4f9b5a2-bf83-482e-e1fe-589f9ff004a1@huaweicloud.com>
Date: Fri, 13 Jun 2025 17:15:49 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: Wang Jinchao <wangjinchao600@...il.com>, Yu Kuai
 <yukuai1@...weicloud.com>, Song Liu <song@...nel.org>
Cc: linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org,
 "yukuai (C)" <yukuai3@...wei.com>
Subject: Re: [PATCH v2] md/raid1: Fix stack memory use after return in
 raid1_reshape

Hi,

在 2025/06/12 20:21, Wang Jinchao 写道:
> BTW, I feel raid1_reshape can be better coding with following：

And another hint:

The poolinfo can be removed directly, the only other place to use it
is r1buf_pool, and can covert to pass in conf or &conf->raid_disks.

Thanks,
Kuai