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Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: References: <20230629155433.4170837-1-dhowells@redhat.com> <20230629155433.4170837-3-dhowells@redhat.com> To: Simon Horman Cc: dhowells@redhat.com, netdev@vger.kernel.org, Matthew Wilcox , Dave Chinner , Matt Whitlock , Linus Torvalds , Jens Axboe , linux-fsdevel@kvack.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Christoph Hellwig , linux-fsdevel@vger.kernel.org Subject: Re: [RFC PATCH 2/4] splice: Make vmsplice() steal or copy MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <661359.1688138974.1@warthog.procyon.org.uk> Date: Fri, 30 Jun 2023 16:29:34 +0100 Message-ID: <661360.1688138974@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 X-Stat-Signature: kpy1dzyhfh39dotsb4hqq56wby5obctg X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: E67FCC0017 X-Rspam-User: X-HE-Tag: 1688138982-489321 X-HE-Meta: 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 Bumel7KQ y+Fsp1ldUQRJFObMn4o2O/mJIGaFfV72j3216/u51ZPAnHbOCCv1qlnanz6epQ2UjqDCIBzojZ52gPOgiALLGDl2d+v+k4cScEGHmSBz8/lhH9FahdW6rZxGMoNXE0sWXw7v1zXZzA2cDcjUT2xhpjA92cnnh9NnBn7qE/8lxLtU3FkfwD0q9Nn3fDRYFSF8c78xz7TcG8CLBTdsIblP25fmBJ5MeWZ3CdCoa5p4J3lMy5+Af+JG7yIl2qA== 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: Simon Horman wrote: > But, on a more mundane level, GCC reports that user_page_pipe_buf_ops is > (now) unused. I guess this was the last user, and user_page_pipe_buf_ops > can be removed as part of this patch. See patch 3. David