linux-kernel - Re: [PATCH] f2fs: remove redundant compress inode check

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Message-ID: <20200324154322.GB198420@google.com>
Date:   Tue, 24 Mar 2020 08:43:22 -0700
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     Chao Yu <yuchao0@...wei.com>
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, chao@...nel.org
Subject: Re: [PATCH] f2fs: remove redundant compress inode check

On 03/24, Chao Yu wrote:
> Jaegeuk,
> 
> Missed to apply this patch?
> 
> On 2020/2/29 18:49, Chao Yu wrote:
> > due to f2fs_post_read_required() has did that.
> > 
> > Signed-off-by: Chao Yu <yuchao0@...wei.com>
> > ---
> >  fs/f2fs/f2fs.h | 2 --
> >  1 file changed, 2 deletions(-)
> > 
> > diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> > index f4bcbbd5e9ed..882f9ad3445b 100644
> > --- a/fs/f2fs/f2fs.h
> > +++ b/fs/f2fs/f2fs.h
> > @@ -4006,8 +4006,6 @@ 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;

I thought that we can keep this to avoid any confusion when porting to old
production kernel which uses ICE.

> >  	/*
> >  	 * for blkzoned device, fallback direct IO to buffered IO, so
> >  	 * all IOs can be serialized by log-structured write.
> >