KVM: MMU: audit: inline audit function
inline audit function and little cleanup
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c
index 5df6736..fe15dcc 100644
--- a/arch/x86/kvm/mmu_audit.c
+++ b/arch/x86/kvm/mmu_audit.c
@@ -19,6 +19,15 @@
#include <linux/ratelimit.h>
+char const *audit_point_name[] = {
+ "pre page fault",
+ "post page fault",
+ "pre pte write",
+ "post pte write",
+ "pre sync",
+ "post sync"
+};
+
#define audit_printk(kvm, fmt, args...) \
printk(KERN_ERR "audit: (%s) error: " \
fmt, audit_point_name[kvm->arch.audit_point], ##args)
@@ -227,18 +236,22 @@
static bool mmu_audit;
static struct jump_label_key mmu_audit_key;
-static void kvm_mmu_audit(struct kvm_vcpu *vcpu, int point)
+static void __kvm_mmu_audit(struct kvm_vcpu *vcpu, int point)
{
static DEFINE_RATELIMIT_STATE(ratelimit_state, 5 * HZ, 10);
- if (static_branch((&mmu_audit_key))) {
- if (!__ratelimit(&ratelimit_state))
- return;
+ if (!__ratelimit(&ratelimit_state))
+ return;
- vcpu->kvm->arch.audit_point = point;
- audit_all_active_sps(vcpu->kvm);
- audit_vcpu_spte(vcpu);
- }
+ vcpu->kvm->arch.audit_point = point;
+ audit_all_active_sps(vcpu->kvm);
+ audit_vcpu_spte(vcpu);
+}
+
+static inline void kvm_mmu_audit(struct kvm_vcpu *vcpu, int point)
+{
+ if (static_branch((&mmu_audit_key)))
+ __kvm_mmu_audit(vcpu, point);
}
static void mmu_audit_enable(void)