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[146.241.231.243]) by smtp.gmail.com with ESMTPSA id v14-20020a0cdd8e000000b005dd8b9345b9sm4898755qvk.81.2023.06.23.03.21.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jun 2023 03:21:20 -0700 (PDT) Message-ID: Subject: Re: [PATCH net-next v3 01/18] net: Copy slab data for sendmsg(MSG_SPLICE_PAGES) From: Paolo Abeni To: David Howells Cc: Jakub Kicinski , Eric Dumazet , netdev@vger.kernel.org, Alexander Duyck , "David S. Miller" , Willem de Bruijn , David Ahern , Matthew Wilcox , Jens Axboe , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Menglong Dong Date: Fri, 23 Jun 2023 12:21:16 +0200 In-Reply-To: <2048548.1687514811@warthog.procyon.org.uk> References: <20230622191134.54d5cb0b@kernel.org> <20230622132835.3c4e38ea@kernel.org> <20230622111234.23aadd87@kernel.org> <20230620145338.1300897-1-dhowells@redhat.com> <20230620145338.1300897-2-dhowells@redhat.com> <1952674.1687462843@warthog.procyon.org.uk> <1958077.1687474471@warthog.procyon.org.uk> <1969749.1687511298@warthog.procyon.org.uk> <2048548.1687514811@warthog.procyon.org.uk> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.4 (3.46.4-1.fc37) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2023-06-23 at 11:06 +0100, David Howells wrote: > Paolo Abeni wrote: >=20 > > I'm unsure I follow the above ?!? I *thought* sendpage could be killed > > even without patch 1/18 and 2/18, leaving some patches in this series > > unmodified, and mangling those explicitly leveraging 1/18 to use > > multiple sendmsg()s with different flags? >=20 > That's what I meant. >=20 > With the example, I was showing the minimum needed replacement for a call= to > sendpage. Thank LGTM! Thanks, Paolo