diff options
Diffstat (limited to 'arch/x86/kernel/kvm.c')
| -rw-r--r-- | arch/x86/kernel/kvm.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index d04e30e3c0ff..e675704fa6f7 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -140,7 +140,8 @@ void kvm_async_pf_task_wait(u32 token) n.token = token; n.cpu = smp_processor_id(); - n.halted = is_idle_task(current) || preempt_count() > 1; + n.halted = is_idle_task(current) || preempt_count() > 1 || + rcu_preempt_depth(); init_swait_queue_head(&n.wq); hlist_add_head(&n.link, &b->list); raw_spin_unlock(&b->lock); @@ -180,7 +181,7 @@ static void apf_task_wake_one(struct kvm_task_sleep_node *n) hlist_del_init(&n->link); if (n->halted) smp_send_reschedule(n->cpu); - else if (swait_active(&n->wq)) + else if (swq_has_sleeper(&n->wq)) swake_up(&n->wq); } @@ -263,7 +264,7 @@ do_async_page_fault(struct pt_regs *regs, unsigned long error_code) switch (kvm_read_and_reset_pf_reason()) { default: - trace_do_page_fault(regs, error_code); + do_page_fault(regs, error_code); break; case KVM_PV_REASON_PAGE_NOT_PRESENT: /* page is swapped out by the host. */ @@ -455,7 +456,7 @@ static int kvm_cpu_down_prepare(unsigned int cpu) static void __init kvm_apf_trap_init(void) { - set_intr_gate(14, async_page_fault); + update_intr_gate(X86_TRAP_PF, async_page_fault); } void __init kvm_guest_init(void) |
