diff options
| author | Gleb Natapov <gleb@redhat.com> | 2009-04-21 17:45:10 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-06-10 11:48:48 +0300 |
| commit | 16d7a191170f0ca48c2c3277017b3e6d275e0711 (patch) | |
| tree | 7ab5bdbe409e8c2f12de7b1064a0918804e8bc93 /arch | |
| parent | 95ba82731374eb1c2af4dd442526c4b314f0e8b6 (diff) | |
| download | blackbird-op-linux-16d7a191170f0ca48c2c3277017b3e6d275e0711.tar.gz blackbird-op-linux-16d7a191170f0ca48c2c3277017b3e6d275e0711.zip | |
KVM: Fix userspace IRQ chip migration
Re-put pending IRQ vector into interrupt_bitmap before migration.
Otherwise it will be lost if migration happens in the wrong time.
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/x86.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 96e995c1dd76..63917216a051 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3566,17 +3566,17 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, sregs->efer = vcpu->arch.shadow_efer; sregs->apic_base = kvm_get_apic_base(vcpu); - if (irqchip_in_kernel(vcpu->kvm)) { + if (irqchip_in_kernel(vcpu->kvm)) memset(sregs->interrupt_bitmap, 0, sizeof sregs->interrupt_bitmap); - pending_vec = kvm_x86_ops->get_irq(vcpu); - if (pending_vec >= 0) - set_bit(pending_vec, - (unsigned long *)sregs->interrupt_bitmap); - } else + else memcpy(sregs->interrupt_bitmap, vcpu->arch.irq_pending, sizeof sregs->interrupt_bitmap); + pending_vec = kvm_x86_ops->get_irq(vcpu); + if (pending_vec >= 0) + set_bit(pending_vec, (unsigned long *)sregs->interrupt_bitmap); + vcpu_put(vcpu); return 0; |
