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* [PATCH] KVM: Refactor making request to makes it meaningful
@ 2014-09-12  5:43 guohliu
  2014-09-12 13:48 ` Paolo Bonzini
  0 siblings, 1 reply; 2+ messages in thread
From: guohliu @ 2014-09-12  5:43 UTC (permalink / raw)
  To: pbonzini; +Cc: kvm, linux-kernel, guohliu

This patch replace the set_bit method by kvm_make_request
to makes it more readable and consistency.

Signed-off-by: Guo Hui Liu <liuguohui@gmail.com>
---
 arch/x86/kvm/x86.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 916e895..5fed2de 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1518,7 +1518,7 @@ static void kvm_gen_update_masterclock(struct kvm *kvm)
 	pvclock_update_vm_gtod_copy(kvm);
 
 	kvm_for_each_vcpu(i, vcpu, kvm)
-		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
+		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
 
 	/* guest entries allowed */
 	kvm_for_each_vcpu(i, vcpu, kvm)
@@ -1661,7 +1661,7 @@ static void kvmclock_update_fn(struct work_struct *work)
 	struct kvm_vcpu *vcpu;
 
 	kvm_for_each_vcpu(i, vcpu, kvm) {
-		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
+		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
 		kvm_vcpu_kick(vcpu);
 	}
 }
@@ -1670,7 +1670,7 @@ static void kvm_gen_kvmclock_update(struct kvm_vcpu *v)
 {
 	struct kvm *kvm = v->kvm;
 
-	set_bit(KVM_REQ_CLOCK_UPDATE, &v->requests);
+	kvm_make_request(KVM_REQ_CLOCK_UPDATE, v);
 	schedule_delayed_work(&kvm->arch.kvmclock_update_work,
 					KVMCLOCK_UPDATE_DELAY);
 }
@@ -2846,7 +2846,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
 	if (unlikely(vcpu->arch.tsc_offset_adjustment)) {
 		adjust_tsc_offset_host(vcpu, vcpu->arch.tsc_offset_adjustment);
 		vcpu->arch.tsc_offset_adjustment = 0;
-		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
+		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
 	}
 
 	if (unlikely(vcpu->cpu != cpu) || check_tsc_unstable()) {
@@ -5600,7 +5600,7 @@ static void pvclock_gtod_update_fn(struct work_struct *work)
 	spin_lock(&kvm_lock);
 	list_for_each_entry(kvm, &vm_list, vm_list)
 		kvm_for_each_vcpu(i, vcpu, kvm)
-			set_bit(KVM_REQ_MASTERCLOCK_UPDATE, &vcpu->requests);
+			kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
 	atomic_set(&kvm_guest_has_master_clock, 0);
 	spin_unlock(&kvm_lock);
 }
@@ -6978,7 +6978,7 @@ int kvm_arch_hardware_enable(void)
 	list_for_each_entry(kvm, &vm_list, vm_list) {
 		kvm_for_each_vcpu(i, vcpu, kvm) {
 			if (!stable && vcpu->cpu == smp_processor_id())
-				set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
+				kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
 			if (stable && vcpu->arch.last_host_tsc > local_tsc) {
 				backwards_tsc = true;
 				if (vcpu->arch.last_host_tsc > max_tsc)
@@ -7032,8 +7032,7 @@ int kvm_arch_hardware_enable(void)
 			kvm_for_each_vcpu(i, vcpu, kvm) {
 				vcpu->arch.tsc_offset_adjustment += delta_cyc;
 				vcpu->arch.last_host_tsc = local_tsc;
-				set_bit(KVM_REQ_MASTERCLOCK_UPDATE,
-					&vcpu->requests);
+				kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
 			}
 
 			/*
-- 
1.9.3


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] KVM: Refactor making request to makes it meaningful
  2014-09-12  5:43 [PATCH] KVM: Refactor making request to makes it meaningful guohliu
@ 2014-09-12 13:48 ` Paolo Bonzini
  0 siblings, 0 replies; 2+ messages in thread
From: Paolo Bonzini @ 2014-09-12 13:48 UTC (permalink / raw)
  To: guohliu; +Cc: kvm, linux-kernel

Il 12/09/2014 07:43, guohliu ha scritto:
> This patch replace the set_bit method by kvm_make_request
> to makes it more readable and consistency.
> 
> Signed-off-by: Guo Hui Liu <liuguohui@gmail.com>
> ---
>  arch/x86/kvm/x86.c | 15 +++++++--------
>  1 file changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 916e895..5fed2de 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -1518,7 +1518,7 @@ static void kvm_gen_update_masterclock(struct kvm *kvm)
>  	pvclock_update_vm_gtod_copy(kvm);
>  
>  	kvm_for_each_vcpu(i, vcpu, kvm)
> -		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
> +		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
>  
>  	/* guest entries allowed */
>  	kvm_for_each_vcpu(i, vcpu, kvm)
> @@ -1661,7 +1661,7 @@ static void kvmclock_update_fn(struct work_struct *work)
>  	struct kvm_vcpu *vcpu;
>  
>  	kvm_for_each_vcpu(i, vcpu, kvm) {
> -		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
> +		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
>  		kvm_vcpu_kick(vcpu);
>  	}
>  }
> @@ -1670,7 +1670,7 @@ static void kvm_gen_kvmclock_update(struct kvm_vcpu *v)
>  {
>  	struct kvm *kvm = v->kvm;
>  
> -	set_bit(KVM_REQ_CLOCK_UPDATE, &v->requests);
> +	kvm_make_request(KVM_REQ_CLOCK_UPDATE, v);
>  	schedule_delayed_work(&kvm->arch.kvmclock_update_work,
>  					KVMCLOCK_UPDATE_DELAY);
>  }
> @@ -2846,7 +2846,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
>  	if (unlikely(vcpu->arch.tsc_offset_adjustment)) {
>  		adjust_tsc_offset_host(vcpu, vcpu->arch.tsc_offset_adjustment);
>  		vcpu->arch.tsc_offset_adjustment = 0;
> -		set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
> +		kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
>  	}
>  
>  	if (unlikely(vcpu->cpu != cpu) || check_tsc_unstable()) {
> @@ -5600,7 +5600,7 @@ static void pvclock_gtod_update_fn(struct work_struct *work)
>  	spin_lock(&kvm_lock);
>  	list_for_each_entry(kvm, &vm_list, vm_list)
>  		kvm_for_each_vcpu(i, vcpu, kvm)
> -			set_bit(KVM_REQ_MASTERCLOCK_UPDATE, &vcpu->requests);
> +			kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
>  	atomic_set(&kvm_guest_has_master_clock, 0);
>  	spin_unlock(&kvm_lock);
>  }
> @@ -6978,7 +6978,7 @@ int kvm_arch_hardware_enable(void)
>  	list_for_each_entry(kvm, &vm_list, vm_list) {
>  		kvm_for_each_vcpu(i, vcpu, kvm) {
>  			if (!stable && vcpu->cpu == smp_processor_id())
> -				set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
> +				kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
>  			if (stable && vcpu->arch.last_host_tsc > local_tsc) {
>  				backwards_tsc = true;
>  				if (vcpu->arch.last_host_tsc > max_tsc)
> @@ -7032,8 +7032,7 @@ int kvm_arch_hardware_enable(void)
>  			kvm_for_each_vcpu(i, vcpu, kvm) {
>  				vcpu->arch.tsc_offset_adjustment += delta_cyc;
>  				vcpu->arch.last_host_tsc = local_tsc;
> -				set_bit(KVM_REQ_MASTERCLOCK_UPDATE,
> -					&vcpu->requests);
> +				kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
>  			}
>  
>  			/*
> 

Thanks, applied to kvm/queue.

Paolo

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2014-09-12  5:43 [PATCH] KVM: Refactor making request to makes it meaningful guohliu
2014-09-12 13:48 ` Paolo Bonzini

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