linux/arch/x86/kvm/vmx
Sean Christopherson c51e1ffee5 KVM: nVMX: Selectively use TLB_FLUSH_CURRENT for nested VM-Enter/VM-Exit
Flush only the current context, as opposed to all contexts, when
requesting a TLB flush to handle the scenario where a L1 does not expect
a TLB flush, but one is required because L1 and L2 shared an ASID.  This
occurs if EPT is disabled (no per-EPTP tag), VPID is enabled (hardware
doesn't flush unconditionally) and vmcs02 does not have its own VPID due
to exhaustion of available VPIDs.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Message-Id: <20200320212833.3507-27-sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-04-21 09:12:54 -04:00
..
capabilities.h KVM: x86: Handle PKU CPUID adjustment in VMX code 2020-03-16 17:58:19 +01:00
evmcs.c x86/kvm/hyper-v: don't allow to turn on unsupported VMX controls for nested guests 2020-02-05 15:55:26 +01:00
evmcs.h KVM: nVMX: properly handle errors in nested_vmx_handle_enlightened_vmptrld() 2020-03-16 18:19:30 +01:00
nested.c KVM: nVMX: Selectively use TLB_FLUSH_CURRENT for nested VM-Enter/VM-Exit 2020-04-21 09:12:54 -04:00
nested.h KVM: nVMX: Move nested_get_vpid02() to vmx/nested.h 2020-04-21 09:12:51 -04:00
ops.h KVM: VMX: Drop redundant capability checks in low level INVVPID helpers 2020-04-20 17:26:08 -04:00
pmu_intel.c KVM: VMX: Directly query Intel PT mode when refreshing PMUs 2020-03-16 17:58:38 +01:00
vmcs12.c
vmcs12.h KVM/arm updates for 5.3 2019-07-11 15:14:16 +02:00
vmcs_shadow_fields.h KVM: Fix some out-dated function names in comment 2020-01-21 13:57:27 +01:00
vmcs.h KVM: VMX: Leave preemption timer running when it's disabled 2019-06-18 17:10:46 +02:00
vmenter.S KVM: VMX: Remove unnecessary exception trampoline in vmx_vmenter 2020-04-07 04:21:20 -04:00
vmx.c KVM: x86: Introduce KVM_REQ_TLB_FLUSH_CURRENT to flush current ASID 2020-04-21 09:12:53 -04:00
vmx.h KVM: VMX: Move vmx_flush_tlb() to vmx.c 2020-04-21 09:12:50 -04:00