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Message-ID: <1fcdf267-53cc-4636-ba61-20165a4ecf29@suse.com> Date: Fri, 24 Nov 2023 09:42:50 +0100 User-Agent: Mozilla Thunderbird Subject: [PATCH v2 13/15] VMX: convert vmx_vmentry_control Content-Language: en-US From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , Wei Liu , =?utf-8?q?Roger_Pau_Monn=C3=A9?= , Kevin Tian , Jun Nakajima References: Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: X-ClientProxiedBy: FR4P281CA0408.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:d0::6) To DU2PR04MB8790.eurprd04.prod.outlook.com (2603:10a6:10:2e1::23) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DU2PR04MB8790:EE_|PA4PR04MB9438:EE_ X-MS-Office365-Filtering-Correlation-Id: f7a6f4d7-73eb-4975-f3d1-08dbecc95805 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Signed-off-by: Jan Beulich --- v2: New. --- a/xen/arch/x86/hvm/vmx/vmcs.c +++ b/xen/arch/x86/hvm/vmx/vmcs.c @@ -162,7 +162,6 @@ static int cf_check parse_ept_param_runt /* Dynamic (run-time adjusted) execution control flags. */ struct vmx_caps __ro_after_init vmx_caps; -u32 vmx_vmentry_control __read_mostly; u64 vmx_ept_vpid_cap __read_mostly; static uint64_t __read_mostly vmx_vmfunc; @@ -237,7 +236,6 @@ static int vmx_init_vmcs_config(bool bsp struct vmx_caps caps; u64 _vmx_ept_vpid_cap = 0; u64 _vmx_misc_cap = 0; - u32 _vmx_vmentry_control; u64 _vmx_vmfunc = 0; bool mismatch = false; @@ -448,7 +446,7 @@ static int vmx_init_vmcs_config(bool bsp min = 0; opt = (VM_ENTRY_LOAD_GUEST_PAT | VM_ENTRY_LOAD_GUEST_EFER | VM_ENTRY_LOAD_BNDCFGS); - _vmx_vmentry_control = adjust_vmx_controls( + caps.vmentry_control = adjust_vmx_controls( "VMEntry Control", min, opt, MSR_IA32_VMX_ENTRY_CTLS, &mismatch); if ( mismatch ) @@ -459,7 +457,6 @@ static int vmx_init_vmcs_config(bool bsp /* First time through. */ vmx_caps = caps; vmx_ept_vpid_cap = _vmx_ept_vpid_cap; - vmx_vmentry_control = _vmx_vmentry_control; vmx_caps.basic_msr = ((uint64_t)vmx_basic_msr_high << 32) | vmx_basic_msr_low; vmx_vmfunc = _vmx_vmfunc; @@ -496,7 +493,7 @@ static int vmx_init_vmcs_config(bool bsp vmx_caps.vmexit_control, caps.vmexit_control); mismatch |= cap_check( "VMEntry Control", - vmx_vmentry_control, _vmx_vmentry_control); + vmx_caps.vmentry_control, caps.vmentry_control); mismatch |= cap_check( "EPT and VPID Capability", vmx_ept_vpid_cap, _vmx_ept_vpid_cap); @@ -1056,7 +1053,7 @@ static int construct_vmcs(struct vcpu *v { struct domain *d = v->domain; uint32_t vmexit_ctl = vmx_caps.vmexit_control; - u32 vmentry_ctl = vmx_vmentry_control; + u32 vmentry_ctl = vmx_caps.vmentry_control; int rc = 0; vmx_vmcs_enter(v); @@ -2160,7 +2157,6 @@ int __init vmx_vmcs_init(void) * Make sure all dependent features are off as well. */ memset(&vmx_caps, 0, sizeof(vmx_caps)); - vmx_vmentry_control = 0; vmx_ept_vpid_cap = 0; vmx_vmfunc = 0; } --- a/xen/arch/x86/include/asm/hvm/vmx/vmcs.h +++ b/xen/arch/x86/include/asm/hvm/vmx/vmcs.h @@ -233,7 +233,6 @@ void vmx_vmcs_reload(struct vcpu *v); #define VM_ENTRY_LOAD_GUEST_PAT 0x00004000 #define VM_ENTRY_LOAD_GUEST_EFER 0x00008000 #define VM_ENTRY_LOAD_BNDCFGS 0x00010000 -extern u32 vmx_vmentry_control; #define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001U #define SECONDARY_EXEC_ENABLE_EPT 0x00000002U @@ -286,6 +285,7 @@ struct vmx_caps { uint32_t cpu_based_exec_control; uint32_t secondary_exec_control; uint32_t vmexit_control; + uint32_t vmentry_control; }; extern struct vmx_caps vmx_caps; @@ -312,9 +312,9 @@ extern struct vmx_caps vmx_caps; #define cpu_has_monitor_trap_flag \ (vmx_caps.cpu_based_exec_control & CPU_BASED_MONITOR_TRAP_FLAG) #define cpu_has_vmx_pat \ - (vmx_vmentry_control & VM_ENTRY_LOAD_GUEST_PAT) + (vmx_caps.vmentry_control & VM_ENTRY_LOAD_GUEST_PAT) #define cpu_has_vmx_efer \ - (vmx_vmentry_control & VM_ENTRY_LOAD_GUEST_EFER) + (vmx_caps.vmentry_control & VM_ENTRY_LOAD_GUEST_EFER) #define cpu_has_vmx_unrestricted_guest \ (vmx_caps.secondary_exec_control & SECONDARY_EXEC_UNRESTRICTED_GUEST) #define vmx_unrestricted_guest(v) \ @@ -342,7 +342,7 @@ extern struct vmx_caps vmx_caps; (vmx_caps.secondary_exec_control & SECONDARY_EXEC_ENABLE_PML) #define cpu_has_vmx_mpx \ ((vmx_caps.vmexit_control & VM_EXIT_CLEAR_BNDCFGS) && \ - (vmx_vmentry_control & VM_ENTRY_LOAD_BNDCFGS)) + (vmx_caps.vmentry_control & VM_ENTRY_LOAD_BNDCFGS)) #define cpu_has_vmx_xsaves \ (vmx_caps.secondary_exec_control & SECONDARY_EXEC_XSAVES) #define cpu_has_vmx_tsc_scaling \