Commit c36fc04e authored by Davidlohr Bueso's avatar Davidlohr Bueso Committed by Avi Kivity
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KVM: x86: add paging gcc optimization 



Since most guests will have paging enabled for memory management, add likely() optimization
around CR0.PG checks.

Signed-off-by: default avatarDavidlohr Bueso <dave@gnu.org>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent e9bda3b3

arch/x86/kvm/x86.h

+1 −1
Original line number Diff line number Diff line
@@ -64,7 +64,7 @@ static inline int is_pse(struct kvm_vcpu *vcpu) 


static inline int is_paging(struct kvm_vcpu *vcpu)

{

	return kvm_read_cr0_bits(vcpu, X86_CR0_PG);

	return likely(kvm_read_cr0_bits(vcpu, X86_CR0_PG));

}



static inline u32 bit(int bitno)