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From: Jan Kara <jack@suse.cz>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
v9fs-developer@lists.sourceforge.net,
linux-kernel@vger.kernel.org, linux-afs@lists.infradead.org,
ceph-devel@vger.kernel.org, linux-cifs@vger.kernel.org,
ecryptfs@vger.kernel.org, linux-um@lists.infradead.org,
linux-mtd@lists.infradead.org,
Richard Weinberger <richard@nod.at>
Subject: Re: [PATCH 12/13] udf: Tell the VFS that readpage was synchronous
Date: Thu, 24 Sep 2020 11:00:21 +0200 [thread overview]
Message-ID: <20200924090021.GE27019@quack2.suse.cz> (raw)
In-Reply-To: <20200917151050.5363-13-willy@infradead.org>
On Thu 17-09-20 16:10:49, Matthew Wilcox (Oracle) wrote:
> The udf inline data readpage implementation was already synchronous,
> so use AOP_UPDATED_PAGE to avoid cycling the page lock.
>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Looks good. You can add:
Reviewed-by: Jan Kara <jack@suse.cz>
Honza
> ---
> fs/udf/file.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/udf/file.c b/fs/udf/file.c
> index 628941a6b79a..52bbe92d7c43 100644
> --- a/fs/udf/file.c
> +++ b/fs/udf/file.c
> @@ -61,9 +61,8 @@ static int udf_adinicb_readpage(struct file *file, struct page *page)
> {
> BUG_ON(!PageLocked(page));
> __udf_adinicb_readpage(page);
> - unlock_page(page);
>
> - return 0;
> + return AOP_UPDATED_PAGE;
> }
>
> static int udf_adinicb_writepage(struct page *page,
> --
> 2.28.0
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2020-09-24 13:45 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-17 15:10 [PATCH 00/13] Allow readpage to return a locked page Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 01/13] mm: Add AOP_UPDATED_PAGE return value Matthew Wilcox (Oracle)
2020-09-17 22:03 ` Matthew Wilcox
2020-09-17 15:10 ` [PATCH 02/13] 9p: Tell the VFS that readpage was synchronous Matthew Wilcox (Oracle)
2020-09-18 5:59 ` [V9fs-developer] " Dominique Martinet
2020-09-18 11:19 ` Matthew Wilcox
2020-09-18 12:30 ` Dominique Martinet
2020-09-17 15:10 ` [PATCH 03/13] afs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 04/13] ceph: " Matthew Wilcox (Oracle)
2020-09-17 16:49 ` Jeff Layton
2020-09-17 15:10 ` [PATCH 05/13] cifs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 06/13] cramfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 07/13] ecryptfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 08/13] fuse: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 09/13] hostfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 10/13] jffs2: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 11/13] ubifs: " Matthew Wilcox (Oracle)
2020-09-17 20:46 ` Richard Weinberger
2020-09-17 15:10 ` [PATCH 12/13] udf: " Matthew Wilcox (Oracle)
2020-09-24 9:00 ` Jan Kara [this message]
2020-09-17 15:10 ` [PATCH 13/13] vboxsf: " Matthew Wilcox (Oracle)
2020-09-17 22:56 ` [PATCH 14/13] iomap: Inline iomap_iop_set_range_uptodate into its one caller Matthew Wilcox (Oracle)
2020-09-17 22:56 ` [PATCH 15/13] iomap: Inline iomap_read_finish " Matthew Wilcox (Oracle)
2020-09-19 6:31 ` Christoph Hellwig
2020-09-17 22:56 ` [PATCH 16/13] iomap: Make readpage synchronous Matthew Wilcox (Oracle)
2020-09-19 6:39 ` Christoph Hellwig
2020-09-19 6:43 ` Christoph Hellwig
2020-09-19 17:03 ` Matthew Wilcox
2020-09-19 17:10 ` Matthew Wilcox
2020-09-19 6:31 ` [PATCH 14/13] iomap: Inline iomap_iop_set_range_uptodate into its one caller Christoph Hellwig
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