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Tue, 30 May 2023 06:58:50 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap1.suse-dmz.suse.de with ESMTPSA id FyY1LKqedWSIcgAAGKfGzw (envelope-from ); Tue, 30 May 2023 06:58:50 +0000 Message-ID: <4cca9f8b-e140-601f-f87a-965aafb65558@suse.de> Date: Tue, 30 May 2023 08:58:50 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH 04/11] filemap: add a kiocb_write_and_wait helper Content-Language: en-US To: Christoph Hellwig , Matthew Wilcox Cc: Jens Axboe , Xiubo Li , Ilya Dryomov , Alexander Viro , Christian Brauner , Theodore Ts'o , Jaegeuk Kim , Chao Yu , Miklos Szeredi , Andreas Gruenbacher , "Darrick J. Wong" , Trond Myklebust , Anna Schumaker , Damien Le Moal , Andrew Morton , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-mm@kvack.org References: <20230524063810.1595778-1-hch@lst.de> <20230524063810.1595778-5-hch@lst.de> From: Hannes Reinecke In-Reply-To: <20230524063810.1595778-5-hch@lst.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: 1p48ruiqt3nf8f3okfmt4gtixkqao4b8 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: AFE832000F X-HE-Tag: 1685429932-415448 X-HE-Meta: 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 l/DlL4sH qu38h0vghsBzkLunYqutbyIp45lByTTsqRmWxO/LkVLIU2Etmd16UtADvSyahpVWBbUJLxzaRnOdA1SME6DKKNep8hG6L2mze/7gI1djhacnQ1bLvOk0U2mIgjO2HC+JyjlnDcXbfrIXmlMfN2uoWCZtZkL6etL+SM/Zshrov/Yi36GE6C1oMmI6WIfo6C47ry+wVkSt3rgQSixCINupnvjLSJLZgHXw/C50Ao8GhX421ShTs8sU9WZ5bRgkk+FlPRggsw6sBJczHN4yS90iNy6G6lWjlzNzRp9gBWzgpZyi/6QHDbb6glIfy9SZSlS/KO8tE7b+xbQ49G9WX+y6cmlRYzrlm8JCdEDQo X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 5/24/23 08:38, Christoph Hellwig wrote: > Factor out a helper that does filemap_write_and_wait_range for the range > covered by a read kiocb, or returns -EAGAIN if the kiocb is marked as > nowait and there would be pages to write. > > Signed-off-by: Christoph Hellwig > Reviewed-by: Damien Le Moal > Acked-by: Darrick J. Wong > --- > block/fops.c | 18 +++--------------- > include/linux/pagemap.h | 2 ++ > mm/filemap.c | 30 ++++++++++++++++++------------ > 3 files changed, 23 insertions(+), 27 deletions(-) > Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), Geschäftsführer: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman