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Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <877cwgknyi.fsf@oc8242746057.ibm.com> References: <877cwgknyi.fsf@oc8242746057.ibm.com> To: egorenar@linux.ibm.com Cc: dhowells@redhat.com, axboe@kernel.dk, david@redhat.com, hch@infradead.org, hch@lst.de, hdanton@sina.com, jack@suse.cz, jgg@nvidia.com, jhubbard@nvidia.com, jlayton@kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, logang@deltatee.com, viro@zeniv.linux.org.uk, willy@infradead.org, mhartmay@linux.ibm.com Subject: Re: [PATCH v14 08/17] splice: Do splice read from a file without using ITER_PIPE MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <687039.1676669042.1@warthog.procyon.org.uk> Date: Fri, 17 Feb 2023 21:24:02 +0000 Message-ID: <687040.1676669042@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: EDC8320024 X-Stat-Signature: 6hcuh3u69z8674p9etdqmoxtayxscies X-HE-Tag: 1676669050-248486 X-HE-Meta: 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 CFURYAtp w4kInPr45+DP6XJLvczYC20n3UaM2R24gWROdalCKTZD9v/TmTsgHIrXV1afYpES2Qww/1F5TREzSJizBZB1o2LwuEACEb5Gb+kpvoQl4S5oHHGOhNzqvWbS8/twN8/ytpx8DEWZljZY1dKQ4l05jClvyeg3+BkuM6d+kmy7MpYhvy37Fv33/CmUTIGLnqNcFM/tXa6/iUCQxa3TeaGMdSRq5ACg2zGocSVK4PWyInSI3FVsGsH99DJ7OGTJFHNFq/bNG5yNl27KGVT/xi0VY1WkleG46X2R5Vs6dAbGAe7pie6ZDkzDrvA/sV29YV17sFDlxSOLiU6AFlr0uccneupwuMg== 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: egorenar@linux.ibm.com wrote: > [ 5157.233284] [<0000000000000002>] 0x2 > [ 5157.233288] [<000000001f694e26>] filemap_get_pages+0x276/0x3b0 Yeah. I think this was fixed by the provision of a shmem-specific splice read (patch 04/17 in this series). David