diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:53:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-23 11:53:03 +0200 |
| commit | 009b9fc98ddd83f9139fdabb12c0d7a8535d5421 (patch) | |
| tree | f7d3e182407d2ebe50a9b8db6361ac910027a1cf /virt/kvm/kvm_main.c | |
| parent | 3711ccb07b7f0a13f4f1aa16a8fdca9c930f21ca (diff) | |
| parent | 481c5346d0981940ee63037eb53e4e37b0735c10 (diff) | |
Merge branch 'linus' into x86/threadinfotip-x86-threadinfo-2008-06-23_09.53_Mon
Diffstat (limited to 'virt/kvm/kvm_main.c')
| -rw-r--r-- | virt/kvm/kvm_main.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f7ba099049ea..2d29e260da3d 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -758,25 +758,26 @@ void mark_page_dirty(struct kvm *kvm, gfn_t gfn) */ void kvm_vcpu_block(struct kvm_vcpu *vcpu) { - DECLARE_WAITQUEUE(wait, current); - - add_wait_queue(&vcpu->wq, &wait); - - /* - * We will block until either an interrupt or a signal wakes us up - */ - while (!kvm_cpu_has_interrupt(vcpu) - && !kvm_cpu_has_pending_timer(vcpu) - && !signal_pending(current) - && !kvm_arch_vcpu_runnable(vcpu)) { - set_current_state(TASK_INTERRUPTIBLE); + DEFINE_WAIT(wait); + + for (;;) { + prepare_to_wait(&vcpu->wq, &wait, TASK_INTERRUPTIBLE); + + if (kvm_cpu_has_interrupt(vcpu)) + break; + if (kvm_cpu_has_pending_timer(vcpu)) + break; + if (kvm_arch_vcpu_runnable(vcpu)) + break; + if (signal_pending(current)) + break; + vcpu_put(vcpu); schedule(); vcpu_load(vcpu); } - __set_current_state(TASK_RUNNING); - remove_wait_queue(&vcpu->wq, &wait); + finish_wait(&vcpu->wq, &wait); } void kvm_resched(struct kvm_vcpu *vcpu) |