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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Willem de Bruijn , Shuah Khan , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCH net-next v2 2/4] udp: convert udp_lib_getsockopt to sockopt_t Message-ID: References: <20260630-getsockopt_phase2-v2-0-193335f3d4d1@debian.org> <20260630-getsockopt_phase2-v2-2-193335f3d4d1@debian.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260630-getsockopt_phase2-v2-2-193335f3d4d1@debian.org> On 06/30, Breno Leitao wrote: > In preparation for converting the proto-layer getsockopt callbacks to the > sockopt_t interface, switch udp_lib_getsockopt() to take a sockopt_t. > > The thin udp_getsockopt()/udpv6_getsockopt() wrappers keep their __user > signature for now: they build a user-backed sockopt_t with > sockopt_init_user(), call the helper, and write the returned length back > to optlen. The helper uses copy_to_iter() instead of copy_to_user(). > No functional change. > > Signed-off-by: Breno Leitao Acked-by: Stanislav Fomichev