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Date:   Tue, 5 May 2020 09:58:50 +0800
From:   Chao Yu <chao@...nel.org>
To:     Jaegeuk Kim <jaegeuk@...nel.org>, linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, kernel-team@...roid.com
Subject: Re: [f2fs-dev] [PATCH] f2fs: remove redundant check in
 f2fs_force_buffered_io

On 2020-5-4 22:35, Jaegeuk Kim wrote:
> From: Daeho Jeong <daehojeong@...gle.com>
>
> We already checked whether the file is compressed or not in
> f2fs_post_read_required(). So removed f2fs_compressed_file()
> in f2fs_force_buffered_io().

Agreed, since I have sent similar patch before:

https://lkml.org/lkml/2020/3/24/1819

Just want to know what's the change of backport concern now.

Thanks,

>
> Signed-off-by: Daeho Jeong <daehojeong@...gle.com>
> Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
> ---
>  fs/f2fs/f2fs.h | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 6b7b963641696..01a00fc808361 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -4064,8 +4064,6 @@ static inline bool f2fs_force_buffered_io(struct inode *inode,
>  		return true;
>  	if (f2fs_is_multi_device(sbi))
>  		return true;
> -	if (f2fs_compressed_file(inode))
> -		return true;
>  	/*
>  	 * for blkzoned device, fallback direct IO to buffered IO, so
>  	 * all IOs can be serialized by log-structured write.
>

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