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From: Marcelo Tosatti <mtosatti@redhat.com>
To: kvm@vger.kernel.org
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Subject: [patch 1/5] KVM: move kvm_vcpu_kick to virt/kvm/kvm_main.c
Date: Wed, 26 Aug 2009 22:20:01 -0300	[thread overview]
Message-ID: <20090827012955.093432118@localhost.localdomain> (raw)
In-Reply-To: 20090827012000.762063112@localhost.localdomain

[-- Attachment #1: move-kick-to-virt-kvm --]
[-- Type: text/plain, Size: 2219 bytes --]

Avoids code duplication.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

Index: kvm/arch/ia64/kvm/kvm-ia64.c
===================================================================
--- kvm.orig/arch/ia64/kvm/kvm-ia64.c
+++ kvm/arch/ia64/kvm/kvm-ia64.c
@@ -1857,21 +1857,6 @@ void kvm_arch_hardware_unsetup(void)
 {
 }
 
-void kvm_vcpu_kick(struct kvm_vcpu *vcpu)
-{
-	int me;
-	int cpu = vcpu->cpu;
-
-	if (waitqueue_active(&vcpu->wq))
-		wake_up_interruptible(&vcpu->wq);
-
-	me = get_cpu();
-	if (cpu != me && (unsigned) cpu < nr_cpu_ids && cpu_online(cpu))
-		if (!test_and_set_bit(KVM_REQ_KICK, &vcpu->requests))
-			smp_send_reschedule(cpu);
-	put_cpu();
-}
-
 int kvm_apic_set_irq(struct kvm_vcpu *vcpu, struct kvm_lapic_irq *irq)
 {
 	return __apic_accept_irq(vcpu, irq->vector);
Index: kvm/arch/x86/kvm/x86.c
===================================================================
--- kvm.orig/arch/x86/kvm/x86.c
+++ kvm/arch/x86/kvm/x86.c
@@ -4914,23 +4914,6 @@ int kvm_arch_vcpu_runnable(struct kvm_vc
 		 kvm_cpu_has_interrupt(vcpu));
 }
 
-void kvm_vcpu_kick(struct kvm_vcpu *vcpu)
-{
-	int me;
-	int cpu = vcpu->cpu;
-
-	if (waitqueue_active(&vcpu->wq)) {
-		wake_up_interruptible(&vcpu->wq);
-		++vcpu->stat.halt_wakeup;
-	}
-
-	me = get_cpu();
-	if (cpu != me && (unsigned)cpu < nr_cpu_ids && cpu_online(cpu))
-		if (!test_and_set_bit(KVM_REQ_KICK, &vcpu->requests))
-			smp_send_reschedule(cpu);
-	put_cpu();
-}
-
 int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu)
 {
 	return kvm_x86_ops->interrupt_allowed(vcpu);
Index: kvm/virt/kvm/kvm_main.c
===================================================================
--- kvm.orig/virt/kvm/kvm_main.c
+++ kvm/virt/kvm/kvm_main.c
@@ -117,6 +117,23 @@ void vcpu_put(struct kvm_vcpu *vcpu)
 	mutex_unlock(&vcpu->mutex);
 }
 
+void kvm_vcpu_kick(struct kvm_vcpu *vcpu)
+{
+	int me;
+	int cpu = vcpu->cpu;
+
+	if (waitqueue_active(&vcpu->wq)) {
+		wake_up_interruptible(&vcpu->wq);
+		++vcpu->stat.halt_wakeup;
+	}
+
+	me = get_cpu();
+	if (cpu != me && (unsigned)cpu < nr_cpu_ids && cpu_online(cpu))
+		if (!test_and_set_bit(KVM_REQ_KICK, &vcpu->requests))
+			smp_send_reschedule(cpu);
+	put_cpu();
+}
+
 static void ack_flush(void *_completed)
 {
 }

-- 


  reply	other threads:[~2009-08-27  1:31 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-27  1:20 [patch 0/5] unify remote request and kvm_vcpu_kick IPI mechanism Marcelo Tosatti
2009-08-27  1:20 ` Marcelo Tosatti [this message]
2009-08-27  1:20 ` [patch 2/5] KVM: reintroduce guest mode bit and unify remote request code Marcelo Tosatti
2009-08-27  8:15   ` Avi Kivity
2009-08-27 12:45     ` Marcelo Tosatti
2009-08-27 13:24       ` Avi Kivity
2009-08-27 14:07         ` Marcelo Tosatti
2009-08-28  7:06           ` Avi Kivity
2009-08-28  7:22             ` Avi Kivity
2009-08-27  8:25   ` Avi Kivity
2009-08-27 12:58     ` Marcelo Tosatti
2009-08-27  1:20 ` [patch 3/5] KVM: switch REQ_TLB_FLUSH/REQ_MMU_RELOAD to kvm_vcpus_request Marcelo Tosatti
2009-08-27  1:20 ` [patch 4/5] KVM: remove make_all_cpus_request Marcelo Tosatti
2009-08-27  1:20 ` [patch 5/5] KVM: x86: drop duplicat kvm_flush_remote_tlbs Marcelo Tosatti
2009-08-27 15:54 ` [RFC] KVM: x86: conditionally acquire/release slots_lock on entry/exit Marcelo Tosatti
2009-08-27 16:27   ` Avi Kivity
2009-08-27 22:59     ` Marcelo Tosatti
2009-08-28  6:50       ` Avi Kivity
2009-09-10 22:30         ` Marcelo Tosatti
2009-09-13 15:42           ` Avi Kivity
2009-09-13 16:26             ` Paul E. McKenney
2009-09-13 22:49               ` Marcelo Tosatti
2009-09-14  5:03                 ` Avi Kivity
2009-09-14  7:17                   ` Avi Kivity

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