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h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LUjpChg+DY8uoKKxuO37VkQ3GE8rbf6ymwFIvFCkv8p745HE4Bjh9F8cbGoimqPAT f0TIUWGiTDTPW11LBccodll0AkMU4Um0KsgxhnOpDeXPNmPy0Oe2FXMpguW19nkY28 hHtnug/xdUzQNhwERiwzB/grgOfc6G3Xoz1xoPP0= Date: Mon, 16 Oct 2023 17:12:15 +0200 From: Greg KH To: Michael Roth Cc: 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, thomas.lendacky@amd.com, hpa@zytor.com, ardb@kernel.org, pbonzini@redhat.com, seanjc@google.com, vkuznets@redhat.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, jarkko@kernel.org, ashish.kalra@amd.com, nikunj.dadhania@amd.com, pankaj.gupta@amd.com, liam.merwick@oracle.com, zhi.a.wang@intel.com, stable@vger.kernel.org Subject: Re: [PATCH v10 01/50] KVM: SVM: INTERCEPT_RDTSCP is never intercepted anyway Message-ID: <2023101627-species-unscrew-2730@gregkh> References: <20231016132819.1002933-1-michael.roth@amd.com> <20231016132819.1002933-2-michael.roth@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231016132819.1002933-2-michael.roth@amd.com> X-Rspamd-Queue-Id: 2029C40022 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: qtxgomkporb3gyx19dec16mymxo17w6d X-HE-Tag: 1697469143-198893 X-HE-Meta: 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 dgf+wQtQ XHHx36dSGlSgsdhYI170qOfBPCt4HF7VLbb3ICUG7ZaloRPaKKfG+C3fpMqtM0k5YDaRxoSYrxriFiswv0ciPriguliR3hxDy7adBDw96nW0t8H9ppzCRSLxB95K8jjbzqhvRXkVIbo48CbkRvf92X7/sgZEK08mEbYPfZ2GLdIw1wLcpyVripiklVLM4BCSK/lHcLWEeiBWD9HtsKFQl4lVxjGLac4jYqfUTwEQJpU5tUQXqvreOu68JLgLGliEJSJENwSnRd5vXRfvPdEtSsrS7xSx8tT7gwO/RL5UajgJyOdj4/vE7Ds0uoXVMGEr9N7dkymXLczzMezLntfk7LbrulnaPrCn/n6nNRsoyfvDYO0hHzwVzFFZOLA== 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 Mon, Oct 16, 2023 at 08:27:30AM -0500, Michael Roth wrote: > From: Paolo Bonzini > > svm_recalc_instruction_intercepts() is always called at least once > before the vCPU is started, so the setting or clearing of the RDTSCP > intercept can be dropped from the TSC_AUX virtualization support. > > Extracted from a patch by Tom Lendacky. > > Cc: stable@vger.kernel.org > Fixes: 296d5a17e793 ("KVM: SEV-ES: Use V_TSC_AUX if available instead of RDTSC/MSR_TSC_AUX intercepts") > Signed-off-by: Paolo Bonzini > (cherry picked from commit e8d93d5d93f85949e7299be289c6e7e1154b2f78) > Signed-off-by: Michael Roth > --- > arch/x86/kvm/svm/sev.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) What stable tree(s) are you wanting this applied to (same for the others in this series)? It's already in the 6.1.56 release, and the Fixes tag is for 5.19, so I don't see where it could be missing from? thanks, greg k-h