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bh=uB2iqlK11OQsKPd9Pr1QSGgzqWB2tqFxHS68iHnGQns=; b=ZlsdmU0Np5Q7nF9bRN+YsYu5a3cFAJSsRVadffbO4AhCs9hZEB5y3SjmUkaK43GjVe DcH0lwFvte3pGCzZ6PqO3zlLUK/K+yKbqTIUla1ZpYr1zSpebtyQBHcJKYgsCngpJ9h1 +nl9pgTtWPw/d3jddOHVEM2uwVc9rgmIoF5TvH8mpd8e8f1DFuuM64YvPYUcEFKkk5mo TjfJzijzHAcqkStHosO1oewors9WLyTMNqir5PabV+vewoZ6+Rdee5Ih50/Y/vVQmy0e BKHw+KLT8Pbio2k64075j3Xw9kAB5uM8iO4kLnnhnVhFE2WzfqmK/eWj2wdKNMEjHT/S v/2Q== X-Gm-Message-State: AC+VfDz5x0kwQVsYHw4FCa2rrBssUlO6qIzEoOxyUmsdhfFKBKvimoKJ /GpJo6jFlzZMtdLNwyaWxedgadVxoOqMvyUZ9b6j3g== X-Received: by 2002:a17:902:ce8d:b0:1a9:343c:76e5 with SMTP id f13-20020a170902ce8d00b001a9343c76e5mr89434plg.18.1683846183027; Thu, 11 May 2023 16:03:03 -0700 (PDT) MIME-Version: 1.0 References: <20221214194056.161492-1-michael.roth@amd.com> <20221214194056.161492-53-michael.roth@amd.com> <66039193-14ca-5edb-d8d4-ca732d8c13a6@amd.com> <119075dd-5f3e-a393-f543-6cdfd34cd337@amd.com> <385016f9-e948-4f7f-8db3-24a0c0543b3d@amd.com> <55e5f02f-4c1f-e6b0-59ba-07abc4d3408f@amd.com> <81037a58-6b5c-cde4-79fe-3686d9b8a551@amd.com> <7fb25176-3752-1be3-66d4-a7f5a0e1617a@amd.com> <682c0bf9-ccf7-9660-21fe-925ef63c5fbb@amd.com> <4c642bd1-5f1c-292e-398f-eed699db590d@amd.com> <65cb8f0f-7e8b-6df6-6bb1-a9f1add027bb@amd.com> In-Reply-To: <65cb8f0f-7e8b-6df6-6bb1-a9f1add027bb@amd.com> From: Dionna Amalie Glaze Date: Thu, 11 May 2023 16:02:50 -0700 Message-ID: Subject: Re: [PATCH RFC v7 52/64] KVM: SVM: Provide support for SNP_GUEST_REQUEST NAE event To: Tom Lendacky Cc: Alexey Kardashevskiy , "Kalra, Ashish" , Michael Roth , kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, linux-crypto@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, jroedel@suse.de, hpa@zytor.com, ardb@kernel.org, pbonzini@redhat.com, seanjc@google.com, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, luto@kernel.org, dave.hansen@linux.intel.com, slp@redhat.com, pgonda@google.com, peterz@infradead.org, srinivas.pandruvada@linux.intel.com, rientjes@google.com, dovmurik@linux.ibm.com, tobin@ibm.com, bp@alien8.de, vbabka@suse.cz, kirill@shutemov.name, ak@linux.intel.com, tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com, alpergun@google.com, dgilbert@redhat.com, jarkko@kernel.org, harald@profian.com, Brijesh Singh Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL 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-crypto@vger.kernel.org Would it be okay to request that we add a KVM stat for how often there are GUEST_REQUEST_NAE exits? I think it'd be good for service operators to get a better idea how valued the feature is. -- -Dionna Glaze, PhD (she/her)