From: Chao Gao <chao.gao@intel.com>
To: Xin Li <xin3.li@intel.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"linux-kselftest@vger.kernel.org"
<linux-kselftest@vger.kernel.org>,
"seanjc@google.com" <seanjc@google.com>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"corbet@lwn.net" <corbet@lwn.net>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"bp@alien8.de" <bp@alien8.de>,
"dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"hpa@zytor.com" <hpa@zytor.com>,
"shuah@kernel.org" <shuah@kernel.org>,
"vkuznets@redhat.com" <vkuznets@redhat.com>,
"peterz@infradead.org" <peterz@infradead.org>,
"Shankar, Ravi V" <ravi.v.shankar@intel.com>,
"xin@zytor.com" <xin@zytor.com>
Subject: Re: [PATCH v2 14/25] KVM: VMX: Disable FRED if FRED consistency checks fail
Date: Tue, 30 Apr 2024 16:21:43 +0800 [thread overview]
Message-ID: <ZjCqFxA+e8g43pCm@chao-email> (raw)
In-Reply-To: <20240207172646.3981-15-xin3.li@intel.com>
On Thu, Feb 08, 2024 at 01:26:34AM +0800, Xin Li wrote:
>Refuse to virtualize FRED if FRED consistency checks fail.
After reading this, I realize some consistency checks are missing in
setup_vmcs_config(). Actually Sean requested some infrastructure for
vmcs_entry_exit_pairs to deal with secondary_vmexit_ctrl.
https://lore.kernel.org/kvm/ZU5F58_KRIHzxrMp@google.com/
next prev parent reply other threads:[~2024-04-30 8:21 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-07 17:26 [PATCH v2 00/25] Enable FRED with KVM VMX Xin Li
2024-02-07 17:26 ` [PATCH v2 01/25] KVM: VMX: Cleanup VMX basic information defines and usages Xin Li
2024-02-07 17:26 ` [PATCH v2 02/25] KVM: VMX: Cleanup VMX misc " Xin Li
2024-02-07 17:26 ` [PATCH v2 03/25] KVM: VMX: Add support for the secondary VM exit controls Xin Li
2024-04-19 10:21 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 04/25] KVM: x86: Mark CR4.FRED as not reserved Xin Li
2024-04-19 10:22 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 05/25] KVM: VMX: Initialize FRED VM entry/exit controls in vmcs_config Xin Li
2024-04-19 10:24 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 06/25] KVM: VMX: Defer enabling FRED MSRs save/load until after set CPUID Xin Li
2024-04-19 11:02 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 07/25] KVM: VMX: Set intercept for FRED MSRs Xin Li
2024-04-19 13:35 ` Chao Gao
2024-04-19 17:06 ` Li, Xin3
2024-02-07 17:26 ` [PATCH v2 08/25] KVM: VMX: Initialize VMCS FRED fields Xin Li
2024-04-19 14:01 ` Chao Gao
2024-04-19 17:02 ` Li, Xin3
2024-02-07 17:26 ` [PATCH v2 09/25] KVM: VMX: Switch FRED RSP0 between host and guest Xin Li
2024-04-19 14:23 ` Chao Gao
2024-04-19 16:37 ` Li, Xin3
2024-02-07 17:26 ` [PATCH v2 10/25] KVM: VMX: Add support for FRED context save/restore Xin Li
2024-04-29 6:31 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 11/25] KVM: x86: Add kvm_is_fred_enabled() Xin Li
2024-04-29 8:24 ` Chao Gao
2024-05-11 1:24 ` Li, Xin3
2024-05-11 1:53 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 12/25] KVM: VMX: Handle FRED event data Xin Li
2024-04-30 3:14 ` Chao Gao
2024-05-10 9:36 ` Li, Xin3
2024-05-11 3:03 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 13/25] KVM: VMX: Handle VMX nested exception for FRED Xin Li
2024-04-30 7:34 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 14/25] KVM: VMX: Disable FRED if FRED consistency checks fail Xin Li
2024-04-30 8:21 ` Chao Gao [this message]
2024-02-07 17:26 ` [PATCH v2 15/25] KVM: VMX: Dump FRED context in dump_vmcs() Xin Li
2024-04-30 9:09 ` Chao Gao
2024-02-07 17:26 ` [PATCH v2 16/25] KVM: VMX: Invoke vmx_set_cpu_caps() before nested setup Xin Li
2024-02-07 17:26 ` [PATCH v2 17/25] KVM: nVMX: Add support for the secondary VM exit controls Xin Li
2024-02-07 17:26 ` [PATCH v2 18/25] KVM: nVMX: Add a prerequisite to SHADOW_FIELD_R[OW] macros Xin Li
2024-02-07 17:26 ` [PATCH v2 19/25] KVM: nVMX: Add FRED VMCS fields Xin Li
2024-02-07 17:26 ` [PATCH v2 20/25] KVM: nVMX: Add support for VMX FRED controls Xin Li
2024-02-07 17:26 ` [PATCH v2 21/25] KVM: nVMX: Add VMCS FRED states checking Xin Li
2024-02-07 17:26 ` [PATCH v2 22/25] KVM: x86: Allow FRED/LKGS/WRMSRNS to be exposed to guests Xin Li
2024-02-07 17:26 ` [PATCH v2 23/25] KVM: selftests: Run debug_regs test with FRED enabled Xin Li
2024-02-07 17:26 ` [PATCH v2 24/25] KVM: selftests: Add a new VM guest mode to run user level code Xin Li
2024-02-07 17:26 ` [PATCH v2 25/25] KVM: selftests: Add fred exception tests Xin Li
2024-03-29 20:18 ` Muhammad Usama Anjum
2024-04-24 16:08 ` Sean Christopherson
2024-03-29 20:18 ` Muhammad Usama Anjum
2024-03-29 20:18 ` Muhammad Usama Anjum
2024-03-27 8:08 ` [PATCH v2 00/25] Enable FRED with KVM VMX Kang, Shan
2024-04-15 17:58 ` Li, Xin3
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