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KVM: Provide function for VCPU lookup by id

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commit db27a7a37a upstream.

Let's provide a function to lookup a VCPU by id.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
[split patch from refactoring patch]
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
David Hildenbrand
2015-11-05 09:03:50 +01:00
committed by Greg Kroah-Hartman
parent 3ba8381fd8
commit af2bcce2e2
1 changed files with 11 additions and 0 deletions
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11
include/linux/kvm_host.h
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@@ -423,6 +423,17 @@ static inline struct kvm_vcpu *kvm_get_vcpu(struct kvm *kvm, int i)
(vcpup = kvm_get_vcpu(kvm, idx)) != NULL; \ (vcpup = kvm_get_vcpu(kvm, idx)) != NULL; \
idx++) idx++)
static inline struct kvm_vcpu *kvm_get_vcpu_by_id(struct kvm *kvm, int id)
{
struct kvm_vcpu *vcpu;
int i;
kvm_for_each_vcpu(i, vcpu, kvm)
if (vcpu->vcpu_id == id)
return vcpu;
return NULL;
}
#define kvm_for_each_memslot(memslot, slots) \ #define kvm_for_each_memslot(memslot, slots) \
for (memslot = &slots->memslots[0]; \ for (memslot = &slots->memslots[0]; \
memslot < slots->memslots + KVM_MEM_SLOTS_NUM && memslot->npages;\ memslot < slots->memslots + KVM_MEM_SLOTS_NUM && memslot->npages;\