3.19.8-ckt12 -stable review patch. If anyone has any objections, please let me know.
------------------
From: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
commit db27a7a37aa0b1f8b373f8b0fb72a2ccaafb85b7 upstream.
Let's provide a function to lookup a VCPU by id.
Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Reviewed-by: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx>
Signed-off-by: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
[split patch from refactoring patch]
[ kamal: 3.19-stable prereq for
b85de33 KVM: s390: avoid memory overwrites on emergency signal injection ]
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
include/linux/kvm_host.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 26f1060..c3aa8f4 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -438,6 +438,17 @@ 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;\
--
1.9.1
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