From d7ad41a31d91abd01a4d9b040074d808899636ea Mon Sep 17 00:00:00 2001 From: Jia Qingtong Date: Tue, 9 Jul 2024 16:25:51 +0800 Subject: LoongArch: KVM: always make pte young in page map's fast path It seems redundant to check if pte is young before the call to kvm_pte_mkyoung() in kvm_map_page_fast(). Just remove the check. Reviewed-by: Bibo Mao Signed-off-by: Jia Qingtong Signed-off-by: Huacai Chen --- arch/loongarch/kvm/mmu.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/loongarch/kvm/mmu.c b/arch/loongarch/kvm/mmu.c index ad80a837e068..2634a9e8d82c 100644 --- a/arch/loongarch/kvm/mmu.c +++ b/arch/loongarch/kvm/mmu.c @@ -569,10 +569,8 @@ static int kvm_map_page_fast(struct kvm_vcpu *vcpu, unsigned long gpa, bool writ } /* Track access to pages marked old */ - new = *ptep; - if (!kvm_pte_young(new)) - new = kvm_pte_mkyoung(new); - /* call kvm_set_pfn_accessed() after unlock */ + new = kvm_pte_mkyoung(*ptep); + /* call kvm_set_pfn_accessed() after unlock */ if (write && !kvm_pte_dirty(new)) { if (!kvm_pte_write(new)) { -- cgit v1.2.3-59-g8ed1b