linux-kernel - Re: [PATCH v2 1/2] erofs: set error to bio if file-backed IO fails

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Message-ID: <27fcadc5-38c5-4850-8b02-73ecde092d43@linux.alibaba.com>
Date: Mon, 31 Mar 2025 10:44:16 +0800
From: Gao Xiang <hsiangkao@...ux.alibaba.com>
To: Sheng Yong <shengyong2021@...il.com>, xiang@...nel.org, chao@...nel.org,
 zbestahu@...il.com, jefflexu@...ux.alibaba.com, dhavale@...gle.com,
 linux-erofs@...ts.ozlabs.org
Cc: linux-kernel@...r.kernel.org, wangshuai12@...omi.com,
 Sheng Yong <shengyong1@...omi.com>
Subject: Re: [PATCH v2 1/2] erofs: set error to bio if file-backed IO fails



On 2025/3/31 10:29, Sheng Yong wrote:
> From: Sheng Yong <shengyong1@...omi.com>
> 
> If a file-backed IO fails before submitting the bio to the lower
> filesystem, an error is returned, but the bio->bi_status is not
> marked as an error. However, the error information should be passed
> to the end_io handler. Otherwise, the IO request will be treated as
> successful.
> 
> Signed-off-by: Sheng Yong <shengyong1@...omi.com>

Reviewed-by: Gao Xiang <hsiangkao@...ux.alibaba.com>

Thanks,
Gao Xiang