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Wed, 2 Aug 2023 13:59:01 +0000 (UTC) Date: Wed, 2 Aug 2023 15:58:56 +0200 From: Borislav Petkov To: Tom Lendacky Cc: Tao Liu , Michael Roth , tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, ardb@kernel.org, linux-kernel@vger.kernel.org, bhe@redhat.com, dyoung@redhat.com, kexec@lists.infradead.org, linux-efi@vger.kernel.org Subject: Re: [PATCH v2] x86/kexec: Add EFI config table identity mapping for kexec kernel Message-ID: <20230802135856.GBZMphIHHLa3dXRRVe@fat_crate.local> References: <20230601072043.24439-1-ltao@redhat.com> <20230713100459.GEZK/MS69XbphJa+tN@fat_crate.local> <20230717141409.GGZLVMsU6d/9mpJvMO@fat_crate.local> <20230728165535.GDZMPzB/ek5QM+xJqA@fat_crate.local> <20230802093927.GAZMokT57anC5jBISK@fat_crate.local> <99cb3813-1737-9d10-1f24-77565e460c55@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <99cb3813-1737-9d10-1f24-77565e460c55@amd.com> X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 02, 2023 at 08:40:36AM -0500, Tom Lendacky wrote: > Short of figuring out how to map page accesses earlier through the > boot_page_fault IDT routine And you want to do that because? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette