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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id t21-20020a63b255000000b00578e9751b88sm3376355pgo.1.2023.09.22.09.44.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Sep 2023 09:44:57 -0700 (PDT) Date: Fri, 22 Sep 2023 09:44:56 -0700 From: Kees Cook To: Alejandro Colomar Cc: linux-mm@kvack.org, "Eric W. Biederman" , Matthew Wilcox , David Howells , Rolf Eike Beer , Arnd Bergmann , Thomas Gleixner , "Paul E. McKenney" Subject: Re: Ping: [PATCH v1] elf, uapi: Remove struct tag 'dynamic' Message-ID: <202309220943.76F7DBF773@keescook> References: <926f8e5c-40bd-dae0-2492-f6e6dbd6c96e@kernel.org> <20230829185121.326228-1-alx@kernel.org> <6bd4800d-5e99-48a0-a407-2213112f4fb2@kernel.org> <202309220940.B2730B3B@keescook> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202309220940.B2730B3B@keescook> X-Stat-Signature: towhoikabe9mx4xm88uraruf1h53cwmq X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 23A164000E X-Rspam-User: X-HE-Tag: 1695401098-769422 X-HE-Meta: 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 URGG63OL /3yEDWUDXtOKbPtIdV3Pb5nMpaVfMpOOdHBP/MipoEjE9qdQvgQHrsJV9YsXUrkBNkriMamMZKGwhi2Xt1igVdPp8WEJ7dUlr91L9/1KgcQ1etU+5Cad2HFjdZ7ktGv0S9RWMOCkDle8EsGQIT1zn4ApLSpL43l49AzQQXswGXMwSfpM/EsBgrxP0qZsKQqb7/G4klBSJO8Di8M9x9+xOMZc09ohcV+mHDRIUzrjUaLdMPpx6m60rbfLQCmtcJBZTtqvsVZ30SCk4sYVnHUchJSbc1WNb/7HHQZloCTZdLQMTWOgEKfQj33GKHIAiOL/LMwX1qqdJDfCXf662W8dvwmszJWLkgb4cUIYCzZ786WS30UYGG3ztkdtb0K/Ixlxy2u32J5iz1C4RI+gcfxNtM6rLD3F9y+vGmAjX 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: On Fri, Sep 22, 2023 at 09:41:10AM -0700, Kees Cook wrote: > On Fri, Sep 22, 2023 at 05:14:12PM +0200, Alejandro Colomar wrote: > > Ping > > > > On 2023-08-29 20:51, Alejandro Colomar wrote: > > > Such a generic struct tag shouldn't have been exposed in a public > > > header. Since it's undocumented, we can assume it's a historical > > > accident. And since no software (at least on Debian) relies on this > > > tag, we can safely remove it. > > Hm, I can't find this "v1" patch on lore: > > https://lore.kernel.org/linux-mm/?q=f%3AAlejandro Ah, now I see why: linux-mm is on kvack, not vger. Fixed in Cc now... -Kees -- Kees Cook