This is a note to let you know that I've just added the patch titled
KVM: Provide function for VCPU lookup by id
to the 4.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
kvm-provide-function-for-vcpu-lookup-by-id.patch
and it can be found in the queue-4.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From db27a7a37aa0b1f8b373f8b0fb72a2ccaafb85b7 Mon Sep 17 00:00:00 2001
From: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
Date: Thu, 5 Nov 2015 09:03:50 +0100
Subject: KVM: Provide function for VCPU lookup by id
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]
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/kvm_host.h | 11 +++++++++++
1 file changed, 11 insertions(+)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -436,6 +436,17 @@ static inline struct kvm_vcpu *kvm_get_v
(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;\
Patches currently in stable-queue which might be from dahi@xxxxxxxxxxxxxxxxxx are
queue-4.2/kvm-s390-sca-must-not-cross-page-boundaries.patch
queue-4.2/kvm-s390-enable-simd-only-when-no-vcpus-were-created.patch
queue-4.2/kvm-s390-fix-wrong-lookup-of-vcpus-by-array-index.patch
queue-4.2/kvm-provide-function-for-vcpu-lookup-by-id.patch
queue-4.2/kvm-s390-avoid-memory-overwrites-on-emergency-signal-injection.patch
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