diff options
| author | Sean Christopherson <seanjc@google.com> | 2021-10-09 05:12:10 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-12-08 12:24:53 +0300 |
| commit | c91d44971459073537874fcdd2f445e94cfb4f07 (patch) | |
| tree | 736885a0eb88eeb68eac7c50c85a74a6cda6c259 | |
| parent | 109a98260b533722d1190dcfa18447dd39fee5ff (diff) | |
| download | linux-c91d44971459073537874fcdd2f445e94cfb4f07.tar.xz | |
KVM: x86: Directly block (instead of "halting") UNINITIALIZED vCPUs
Go directly to kvm_vcpu_block() when handling the case where userspace
attempts to run an UNINITIALIZED vCPU. The vCPU is not halted, nor is it
likely that halt-polling will be successful in this case.
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20211009021236.4122790-18-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/x86.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index e3dd76f251e9..9d628ec38414 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -10203,7 +10203,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) r = -EINTR; goto out; } - kvm_vcpu_halt(vcpu); + kvm_vcpu_block(vcpu); if (kvm_apic_accept_events(vcpu) < 0) { r = 0; goto out; |