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[49.179.0.188]) by smtp.gmail.com with ESMTPSA id f13-20020a170902684d00b001a980a23802sm2281781pln.111.2023.05.31.21.26.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 May 2023 21:26:34 -0700 (PDT) Received: from dave by dread.disaster.area with local (Exim 4.96) (envelope-from ) id 1q4ZtQ-006NBe-17; Thu, 01 Jun 2023 14:26:32 +1000 Date: Thu, 1 Jun 2023 14:26:32 +1000 From: Dave Chinner To: Christoph Hellwig Message-ID: References: <58fa893c24c67340a63323f09a179fefdca07f2a.1685532726.git.johannes.thumshirn@wdc.com> <20230601042021.GA21768@lst.de> MIME-Version: 1.0 In-Reply-To: <20230601042021.GA21768@lst.de> X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 3.1 on 10.11.54.3 Subject: Re: [dm-devel] [PATCH v7 19/20] fs: iomap: use bio_add_folio_nofail where possible X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jens Axboe , linux-raid@vger.kernel.org, Damien Le Moal , cluster-devel@redhat.com, Chaitanya Kulkarni , Andreas Gruenbacher , Song Liu , Dave Kleikamp , Johannes Thumshirn , Mike Snitzer , jfs-discussion@lists.sourceforge.net, Matthew Wilcox , Ming Lei , linux-block@vger.kernel.org, linux-mm@kvack.org, dm-devel@redhat.com, Mikulas Patocka , linux-fsdevel@vger.kernel.org, gouha7@uniontech.com, Bob Peterson Errors-To: dm-devel-bounces@redhat.com Sender: "dm-devel" X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: fromorbit.com Content-Disposition: inline Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Thu, Jun 01, 2023 at 06:20:21AM +0200, Christoph Hellwig wrote: > On Thu, Jun 01, 2023 at 08:36:59AM +1000, Dave Chinner wrote: > > We lose adjacent page merging with this change. > > This is only used for adding the first folio to a brand new bio, > so there is nothing to merge with yet at this point. Ah, sorry, missed that. Carry on. :) -Dave. -- Dave Chinner david@fromorbit.com -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel