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Commit e09fefde authored by David Hildenbrand's avatar David Hildenbrand Committed by Christian Borntraeger
Browse files

KVM: Use common function for VCPU lookup by id 



Let's reuse the new common function for VPCU lookup by id.

Reviewed-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: default avatarDominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
[split out the new function into a separate patch]
parent bb11c6c9

arch/powerpc/kvm/book3s_hv.c

+2 −8
Original line number Diff line number Diff line
@@ -308,16 +308,10 @@ static void kvmppc_dump_regs(struct kvm_vcpu *vcpu) 


static struct kvm_vcpu *kvmppc_find_vcpu(struct kvm *kvm, int id)

{

	int r;

	struct kvm_vcpu *v, *ret = NULL;

	struct kvm_vcpu *ret;



	mutex_lock(&kvm->lock);

	kvm_for_each_vcpu(r, v, kvm) {

		if (v->vcpu_id == id) {

			ret = v;

			break;

		}

	}

	ret = kvm_get_vcpu_by_id(kvm, id);

	mutex_unlock(&kvm->lock);

	return ret;

}

arch/s390/kvm/diag.c

+3 −8
Original line number Diff line number Diff line
@@ -155,10 +155,8 @@ static int __diag_time_slice_end(struct kvm_vcpu *vcpu) 


static int __diag_time_slice_end_directed(struct kvm_vcpu *vcpu)

{

	struct kvm *kvm = vcpu->kvm;

	struct kvm_vcpu *tcpu;

	int tid;

	int i;



	tid = vcpu->run->s.regs.gprs[(vcpu->arch.sie_block->ipa & 0xf0) >> 4];

	vcpu->stat.diagnose_9c++;
@@ -167,12 +165,9 @@ static int __diag_time_slice_end_directed(struct kvm_vcpu *vcpu) 
	if (tid == vcpu->vcpu_id)

		return 0;



	kvm_for_each_vcpu(i, tcpu, kvm)

		if (tcpu->vcpu_id == tid) {

	tcpu = kvm_get_vcpu_by_id(vcpu->kvm, tid);

	if (tcpu)

		kvm_vcpu_yield_to(tcpu);

			break;

		}



	return 0;

}

virt/kvm/kvm_main.c

+5 −7
Original line number Diff line number Diff line
@@ -2257,7 +2257,7 @@ static int create_vcpu_fd(struct kvm_vcpu *vcpu) 
static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id)

{

	int r;

	struct kvm_vcpu *vcpu, *v;

	struct kvm_vcpu *vcpu;



	if (id >= KVM_MAX_VCPUS)

		return -EINVAL;
@@ -2281,9 +2281,7 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id) 
		r = -EINVAL;

		goto unlock_vcpu_destroy;

	}



	kvm_for_each_vcpu(r, v, kvm)

		if (v->vcpu_id == id) {

	if (kvm_get_vcpu_by_id(kvm, id)) {

		r = -EEXIST;

		goto unlock_vcpu_destroy;

	}