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authorSean Christopherson <sean.j.christopherson@intel.com>2019-12-18 13:55:28 -0800
committerPaolo Bonzini <pbonzini@redhat.com>2020-01-27 19:59:33 +0100
commitddd259c9aaba08244dba8877687ee856f79c4f45 (patch)
tree3079be7a29714ba4b9928304a211538b734dbb02 /virt
parent19bcc89eb8a9fa1d4be4bff5b5e7917cb8bbc1f7 (diff)
downloadlinux-ddd259c9aaba08244dba8877687ee856f79c4f45.tar.bz2
KVM: Drop kvm_arch_vcpu_init() and kvm_arch_vcpu_uninit()
Remove kvm_arch_vcpu_init() and kvm_arch_vcpu_uninit() now that all arch specific implementations are nops. Acked-by: Christoffer Dall <christoffer.dall@arm.com> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/arm/arm.c5
-rw-r--r--virt/kvm/kvm_main.c16
2 files changed, 2 insertions, 19 deletions
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index 937b4c7fb5be..1cfc108eca1e 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -360,11 +360,6 @@ void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu)
preempt_enable();
}
-int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
-{
- return 0;
-}
-
void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
int *last_ran;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 8e9d24442d20..6b496038cd7f 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -324,7 +324,6 @@ void kvm_reload_remote_mmus(struct kvm *kvm)
static int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
{
struct page *page;
- int r;
mutex_init(&vcpu->mutex);
vcpu->cpu = -1;
@@ -338,10 +337,8 @@ static int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
INIT_LIST_HEAD(&vcpu->blocked_vcpu_list);
page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (!page) {
- r = -ENOMEM;
- goto fail;
- }
+ if (!page)
+ return -ENOMEM;
vcpu->run = page_address(page);
kvm_vcpu_set_in_spin_loop(vcpu, false);
@@ -350,15 +347,7 @@ static int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
vcpu->ready = false;
preempt_notifier_init(&vcpu->preempt_notifier, &kvm_preempt_ops);
- r = kvm_arch_vcpu_init(vcpu);
- if (r < 0)
- goto fail_free_run;
return 0;
-
-fail_free_run:
- free_page((unsigned long)vcpu->run);
-fail:
- return r;
}
static void kvm_vcpu_uninit(struct kvm_vcpu *vcpu)
@@ -369,7 +358,6 @@ static void kvm_vcpu_uninit(struct kvm_vcpu *vcpu)
* descriptors are already gone.
*/
put_pid(rcu_dereference_protected(vcpu->pid, 1));
- kvm_arch_vcpu_uninit(vcpu);
free_page((unsigned long)vcpu->run);
}