Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d172fcd3ae1ca7ac27ec8904242fd61e0e11d332
Commit: d172fcd3ae1ca7ac27ec8904242fd61e0e11d332
Parent: 94886b84b1bcdc95f34f70e7fce407efefe472e1
Author: Laurent Vivier <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 15 17:00:19 2007 +0200
Committer: Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Mon Oct 15 17:00:19 2007 +0200
sched: guest CPU accounting: maintain guest state in KVM
Modify KVM to update guest time accounting.
[ [EMAIL PROTECTED]: ported to 2.6.24 KVM. ]
Signed-off-by: Laurent Vivier <[EMAIL PROTECTED]>
Acked-by: Avi Kivity <[EMAIL PROTECTED]>
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
---
drivers/kvm/kvm.h | 10 ++++++++++
drivers/kvm/kvm_main.c | 2 ++
2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index ad08138..3b0bc4b 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -624,6 +624,16 @@ void kvm_mmu_unload(struct kvm_vcpu *vcpu);
int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run);
+static inline void kvm_guest_enter(void)
+{
+ current->flags |= PF_VCPU;
+}
+
+static inline void kvm_guest_exit(void)
+{
+ current->flags &= ~PF_VCPU;
+}
+
static inline int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t gva,
u32 error_code)
{
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index 353e585..af2d288 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -2046,6 +2046,7 @@ again:
kvm_x86_ops->inject_pending_vectors(vcpu, kvm_run);
vcpu->guest_mode = 1;
+ kvm_guest_enter();
if (vcpu->requests)
if (test_and_clear_bit(KVM_TLB_FLUSH, &vcpu->requests))
@@ -2053,6 +2054,7 @@ again:
kvm_x86_ops->run(vcpu, kvm_run);
+ kvm_guest_exit();
vcpu->guest_mode = 0;
local_irq_enable();
-
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