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Wed, 23 Apr 2025 06:05:55 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id iZOvHkODCGi+SwAAD6G6ig (envelope-from ); Wed, 23 Apr 2025 06:05:55 +0000 Message-ID: <8ec98935-fac7-44d1-a9ba-d5d8688bcf4a@suse.de> Date: Wed, 23 Apr 2025 08:05:55 +0200 Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 01/17] block: add a bio_add_virt_nofail helper To: Christoph Hellwig , Jens Axboe Cc: linux-block@vger.kernel.org, "Md. Haris Iqbal" , Jack Wang , Coly Li , Kent Overstreet , Mike Snitzer , Mikulas Patocka , Chris Mason , Josef Bacik , David Sterba , Andreas Gruenbacher , Carlos Maiolino , Damien Le Moal , Naohiro Aota , Johannes Thumshirn , "Rafael J. Wysocki" , Pavel Machek , linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev, linux-btrfs@vger.kernel.org, gfs2@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-pm@vger.kernel.org References: <20250422142628.1553523-1-hch@lst.de> <20250422142628.1553523-2-hch@lst.de> Content-Language: en-US From: Hannes Reinecke In-Reply-To: <20250422142628.1553523-2-hch@lst.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Score: -4.30 X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_TWELVE(0.00)[26]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RL4dj9zzjoqkf1d3y4dfoejhya)]; RCVD_COUNT_TWO(0.00)[2]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[lst.de:email,suse.de:mid,suse.de:email] X-Spam-Flag: NO X-Spam-Level: On 4/22/25 16:26, Christoph Hellwig wrote: > Add a helper to add a directly mapped kernel virtual address to a > bio so that callers don't have to convert to pages or folios. > > For now only the _nofail variant is provided as that is what all the > obvious callers want. > > Signed-off-by: Christoph Hellwig > --- > include/linux/bio.h | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > Reviewed-by: Hannes Reinecke Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@suse.de +49 911 74053 688 SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich