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Tsirkin" To: Tom Lendacky Cc: "Jason A. Donenfeld" , Dov Murik , qemu-devel@nongnu.org, James Bottomley , Gerd Hoffmann , Daniel =?iso-8859-1?Q?P=2E_Berrang=E9?= , "H. Peter Anvin" , Paolo Bonzini , Richard Henderson , Eduardo Habkost , Marcel Apfelbaum , Tobin Feldman-Fitzthum Subject: Re: [PATCH] x86: Don't add RNG seed to Linux cmdline for SEV guests Message-ID: <20230208103832-mutt-send-email-mst@kernel.org> References: <20230207084116.285787-1-dovmurik@linux.ibm.com> <20230207164117-mutt-send-email-mst@kernel.org> <23f28bd4-7adb-3bb1-7148-7dfbb57871d5@amd.com> <5ac2a4bc-a7a3-49ca-67c7-96df7e152dd7@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5ac2a4bc-a7a3-49ca-67c7-96df7e152dd7@amd.com> Received-SPF: pass client-ip=170.10.133.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Feb 08, 2023 at 09:26:28AM -0600, Tom Lendacky wrote: > In any case, you'll need a version of the patch(es) that can be applied to > the Qemu v7.2.0 tree to fix the regression. For 7.2 I think it's best to backport eac7a7791bb6 ("x86: don't let decompressed kernel image clobber setup_data") (since that's also a bugfix) then this on top. -- MST