linux-kernel - Re: [PATCH] f2fs: use IS_INODE replace IS_DNODE in f2fs_flush_inline

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Message-ID: <f9e0087e-afda-49a6-a5a2-1d5ba3098dfc@kernel.org>
Date: Mon, 22 Jan 2024 10:33:58 +0800
From: Chao Yu <chao@...nel.org>
To: Zhiguo Niu <zhiguo.niu@...soc.com>, jaegeuk@...nel.org
Cc: linux-f2fs-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
 niuzhiguo84@...il.com, ke.wang@...soc.com
Subject: Re: [PATCH] f2fs: use IS_INODE replace IS_DNODE in
 f2fs_flush_inline_data

On 2024/1/17 15:59, Zhiguo Niu wrote:
> Now IS_DNODE is used in f2fs_flush_inline_data and it has some problems:
> 1. Just only inodes may include inline data,not all direct nodes
> 2. When system IO is busy, it is inefficient to lock a direct node page
> but not an inode page. Besides, if this direct node page is being
> locked by others for IO, f2fs_flush_inline_data will be blocked here,
> which will affects the checkpoint process, this is unreasonable.
> 
> So IS_INODE should be used in f2fs_flush_inline_data.
> 
> Signed-off-by: Zhiguo Niu <zhiguo.niu@...soc.com>

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,