From: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
Now kvm_arch_post_init_vm() is used only by x86 kvm_arch_add_vm(). Other
arch doesn't define it. Merge x86 kvm_arch_post_init_vm() into x86
kvm_arch_add_vm() and eliminate kvm_arch_post_init_vm().
Suggested-by: Sean Christopherson <seanjc@xxxxxxxxxx>
Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
---
arch/x86/kvm/x86.c | 7 +------
include/linux/kvm_host.h | 1 -
virt/kvm/kvm_arch.c | 16 +---------------
3 files changed, 2 insertions(+), 22 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d49396bb6c2e..bf8d3b901725 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -11969,11 +11969,6 @@ void kvm_arch_hardware_disable(void)
static cpumask_t cpus_hardware_enabled = CPU_MASK_NONE;
-int kvm_arch_post_init_vm(struct kvm *kvm)
-{
- return kvm_mmu_post_init_vm(kvm);
-}
-
static int __hardware_enable(void)
{
int cpu = raw_smp_processor_id();
@@ -12032,7 +12027,7 @@ int kvm_arch_add_vm(struct kvm *kvm, int usage_count)
goto err;
}
- r = kvm_arch_post_init_vm(kvm);
+ r = kvm_mmu_post_init_vm(kvm);
err:
if (r)
on_each_cpu(hardware_disable, NULL, 1);
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 2c5ca8741ca5..8dfa212b4543 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1451,7 +1451,6 @@ bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu);
int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu);
bool kvm_arch_dy_runnable(struct kvm_vcpu *vcpu);
bool kvm_arch_dy_has_pending_interrupt(struct kvm_vcpu *vcpu);
-int kvm_arch_post_init_vm(struct kvm *kvm);
int kvm_arch_add_vm(struct kvm *kvm, int usage_count);
int kvm_arch_del_vm(int usage_count);
void kvm_arch_pre_destroy_vm(struct kvm *kvm);
diff --git a/virt/kvm/kvm_arch.c b/virt/kvm/kvm_arch.c
index 87ee84c09634..2509c2777a49 100644
--- a/virt/kvm/kvm_arch.c
+++ b/virt/kvm/kvm_arch.c
@@ -14,15 +14,6 @@
static cpumask_t cpus_hardware_enabled = CPU_MASK_NONE;
-/*
- * Called after the VM is otherwise initialized, but just before adding it to
- * the vm_list.
- */
-int __weak kvm_arch_post_init_vm(struct kvm *kvm)
-{
- return 0;
-}
-
static int __hardware_enable(void)
{
int cpu = raw_smp_processor_id();
@@ -77,13 +68,8 @@ int __weak kvm_arch_add_vm(struct kvm *kvm, int usage_count)
if (atomic_read(&failed)) {
r = -EBUSY;
- goto err;
- }
-
- r = kvm_arch_post_init_vm(kvm);
-err:
- if (r)
on_each_cpu(hardware_disable, NULL, 1);
+ }
return r;
}
--
2.25.1
