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Thu, 19 Jun 2025 11:17:29 -0700 (PDT) Received: from [192.168.0.56] ([38.34.87.7]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3158a2f31ddsm2813586a91.31.2025.06.19.11.17.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Jun 2025 11:17:29 -0700 (PDT) Message-ID: Subject: Re: [PATCH bpf-next 1/2] bpf: add bpf_dynptr_memset() kfunc From: Eduard Zingerman To: Ihor Solodrai , Mykyta Yatsenko , andrii@kernel.org Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, mykolal@fb.com, kernel-team@meta.com Date: Thu, 19 Jun 2025 11:17:27 -0700 In-Reply-To: <51cbadb3cabbb0b2479e5087618e1015c25b4f26.camel@gmail.com> References: <20250618223310.3684760-1-isolodrai@meta.com> <45390c6c-bd2a-4962-8222-1ad346f9908c@linux.dev> <7852f30ba177dc5b811bb0840ca0f301df2a8b58.camel@gmail.com> <7e7e4056-e2b8-41a5-a6b2-a2fbe0a94f4c@linux.dev> <50c2f252620107b6fa6642e281a91db444b032c5.camel@gmail.com> <51cbadb3cabbb0b2479e5087618e1015c25b4f26.camel@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.54.3 (3.54.3-1.fc41) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Thu, 2025-06-19 at 11:13 -0700, Eduard Zingerman wrote: [...] > Also, what's the plan if you'd like to memset only a fragment of the > memory pointed-to by dynptr? Oh, I see, there is bpf_dynptr_adjust(), sorry for the noise.