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authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>2015-11-05 09:03:50 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-12-09 14:31:20 -0500
commit3b2f017088af3c82901c88a4718a69ea2b7272d2 (patch)
tree3cff10c9e9871bfe3b40c9390de4c0167bed8bd6
parent8003ebad9780e21a3b89f62876fb341890adf2f7 (diff)
KVM: Provide function for VCPU lookup by id
commit db27a7a37aa0b1f8b373f8b0fb72a2ccaafb85b7 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>
-rw-r--r--include/linux/kvm_host.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 05e99b8ef465..053f122b592d 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -436,6 +436,17 @@ static inline struct kvm_vcpu *kvm_get_vcpu(struct kvm *kvm, int i)
(vcpup = kvm_get_vcpu(kvm, idx)) != NULL; \
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) \
for (memslot = &slots->memslots[0]; \
memslot < slots->memslots + KVM_MEM_SLOTS_NUM && memslot->npages;\