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Sun, 26 May 2024 09:06:01 +0000 (UTC) Date: Sun, 26 May 2024 11:05:54 +0200 From: Borislav Petkov To: "Balasubrmanian, Vignesh" Subject: Re: [PATCH v2 1/1] x86/elf: Add a new .note section containing Xfeatures information to x86 core files Message-ID: <20240526090554.GAZlL7cpva88mMUbCK@fat_crate.local> References: <87wmo4o3r4.ffs@tglx> <4a090901-9705-40aa-ac3d-d67c52660f22@amd.com> <20240522153433.GCZk4QiX4Hf0OuI48E@fat_crate.local> <902b1bf0-15e6-42df-8f86-21387deef437@amd.com> <20240523144543.GDZk9WlwKpCKx8I3RE@fat_crate.local> <664e101b-3689-4876-825b-a5aa12b7978f@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <664e101b-3689-4876-825b-a5aa12b7978f@amd.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "felix.willgerodt@intel.com" , "matz@suse.de" , "George, Jini Susan" , "keescook@chromium.org" , "jhb@FreeBSD.org" , "binutils@sourceware.org" , "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "npiggin@gmail.com" , "aneesh.kumar@kernel.org" , "linux-mm@kvack.org" , "linux-toolchains@vger.kernel.org" , "naveen.n.rao@linux.ibm.com" , Thomas Gleixner , "linuxppc-dev@lists.ozlabs.org" , "Balasubrmanian, Vignesh" , "ebiederm@xmission.com" Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sun, May 26, 2024 at 10:24:41AM +0530, Balasubrmanian, Vignesh wrote: > If we can add a new enum only when we extend, then as Thomas suggested can > we use other kernel variables as in the first version of the patch until we > extend for other/new features? I assume by "other kernel variables" you mean CPUID? If so, can you change the layout of your buffer once you export it to userspace? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette