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Date: Fri, 16 Jan 2026 04:33:31 +0000
From: Jaegeuk Kim <jaegeuk@kernel.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Nanzhe Zhao <nzzhao@126.com>, linux-f2fs-devel@lists.sourceforge.net,
	linux-fsdevel@vger.kernel.org, Chao Yu <chao@kernel.org>
Subject: Re: [f2fs-dev] [PATCH v2 1/2] f2fs: add 'folio_in_bio' to handle
 readahead folios with no BIO submission
Message-ID: <aWm_m0AsbUXcRB6l@google.com>
References: <20260111100941.119765-1-nzzhao@126.com>
 <20260111100941.119765-2-nzzhao@126.com>
 <aWaPzQ8JXNBdzb4U@casper.infradead.org>
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In-Reply-To: <aWaPzQ8JXNBdzb4U@casper.infradead.org>

On 01/13, Matthew Wilcox wrote:
> On Sun, Jan 11, 2026 at 06:09:40PM +0800, Nanzhe Zhao wrote:
> > @@ -2545,6 +2548,11 @@ static int f2fs_read_data_large_folio(struct inode *inode,
> >  	}
> >  	trace_f2fs_read_folio(folio, DATA);
> >  	if (rac) {
> > +		if (!folio_in_bio) {
> > +			if (!ret)
> > +				folio_mark_uptodate(folio);
> > +			folio_unlock(folio);
> 
> 		folio_end_read(folio, ret == 0);

Thanks.

https://lore.kernel.org/linux-f2fs-devel/20260116043203.2313943-1-jaegeuk@kernel.org/T/#u

> 
> surely?