linux-kernel - Re: [PATCH 1/9] block: fix data loss and stale date exposure problems during append write

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Message-ID: <aSGpbb3VUdQEGfmu@fedora>
Date: Sat, 22 Nov 2025 20:15:41 +0800
From: Ming Lei <ming.lei@...hat.com>
To: zhangshida <starzhangzsd@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
	nvdimm@...ts.linux.dev, virtualization@...ts.linux.dev,
	linux-nvme@...ts.infradead.org, gfs2@...ts.linux.dev,
	ntfs3@...ts.linux.dev, linux-xfs@...r.kernel.org,
	zhangshida@...inos.cn
Subject: Re: [PATCH 1/9] block: fix data loss and stale date exposure
 problems during append write

On Fri, Nov 21, 2025 at 04:17:40PM +0800, zhangshida wrote:
> From: Shida Zhang <zhangshida@...inos.cn>
> 
> Signed-off-by: Shida Zhang <zhangshida@...inos.cn>
> ---
>  block/bio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/block/bio.c b/block/bio.c
> index b3a79285c27..55c2c1a0020 100644
> --- a/block/bio.c
> +++ b/block/bio.c
> @@ -322,7 +322,7 @@ static struct bio *__bio_chain_endio(struct bio *bio)
>  
>  static void bio_chain_endio(struct bio *bio)
>  {
> -	bio_endio(__bio_chain_endio(bio));
> +	bio_endio(bio);
>  }
 
bio_chain_endio() should never get called, so how can this change make any
difference?

Thanks,
Ming