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| author |   Avi Kivity <avi@qumranet.com> | 2007-11-20 15:30:24 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 17:53:09 +0200 |
| commit | 26e5215fdc6cf7b5a8b1269134095abbb7338b3c (patch) | |
| tree | d5a326a910996549827a11beb3af1c60f1f1cf3c /drivers/kvm/kvm_main.c | |
| parent | KVM: Portability: Split kvm_set_memory_region() to have an arch callout (diff) | |
| download | linux-dev-26e5215fdc6cf7b5a8b1269134095abbb7338b3c.tar.xz linux-dev-26e5215fdc6cf7b5a8b1269134095abbb7338b3c.zip | |
KVM: Split vcpu creation to avoid vcpu_load() before preemption setup
Split kvm_arch_vcpu_create() into kvm_arch_vcpu_create() and
kvm_arch_vcpu_setup(), enabling preemption notification between the two.
This mean that we can now do vcpu_load() within kvm_arch_vcpu_setup().
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/kvm_main.c')
| -rw-r--r-- | drivers/kvm/kvm_main.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 9dd6ad3c6c7b..7939b5c9a4b4 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -769,6 +769,10 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, int n) preempt_notifier_init(&vcpu->preempt_notifier, &kvm_preempt_ops); + r = kvm_arch_vcpu_setup(vcpu); + if (r) + goto vcpu_destroy; + mutex_lock(&kvm->lock); if (kvm->vcpus[n]) { r = -EEXIST; |