linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: fix fiemap failure issue when page size is 16KB

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Message-Id: 
 <173101144199.2084993.6672876155571562205.git-patchwork-notify@kernel.org>
Date: Thu, 07 Nov 2024 20:30:41 +0000
From: patchwork-bot+f2fs@...nel.org
To: Xiuhong Wang <xiuhong.wang@...soc.com>
Cc: jaegeuk@...nel.org, chao@...nel.org,
 linux-f2fs-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
 ke.wang@...soc.com, xiuhong.wang.cn@...il.com, hao_hao.wang@...soc.com
Subject: Re: [f2fs-dev] [PATCH] f2fs: fix fiemap failure issue when page size is
 16KB

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@...nel.org>:

On Tue, 29 Oct 2024 14:15:35 +0800 you wrote:
> After enable 16K page size, an infinite loop may occur in
> fiemap (fm_length=UINT64_MAX) on a file, such as the 16KB
> scratch.img during the remount operation in Android.
> 
> The condition for whether fiemap continues to map is to check
> whether the number of bytes corresponding to the next map.m_lblk
> exceeds blks_to_bytes(inode,max_inode_blocks(inode)) if there are HOLE.
> The latter does not take into account the maximum size of a file with 16KB
> page size, so the loop cannot be jumped out.
> 
> [...]

Here is the summary with links:
  - [f2fs-dev] f2fs: fix fiemap failure issue when page size is 16KB
    https://git.kernel.org/jaegeuk/f2fs/c/a7a7c1d423a6

You are awesome, thank you!
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