From 1af4a1199a41f80b4a792ae76d4c79a01d0b5d41 Mon Sep 17 00:00:00 2001 From: Lai Jiangshan Date: Thu, 18 Nov 2021 19:08:07 +0800 Subject: [PATCH] KVM: SVM: Rename get_max_npt_level() to get_npt_level() It returns the only proper NPT level, so the "max" in the name is not appropriate. Signed-off-by: Lai Jiangshan Message-Id: <20211118110814.2568-9-jiangshanlai@gmail.com> Signed-off-by: Paolo Bonzini --- arch/x86/kvm/svm/svm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index de87209..7252dc3 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -269,7 +269,7 @@ u32 svm_msrpm_offset(u32 msr) #define MAX_INST_SIZE 15 -static int get_max_npt_level(void) +static int get_npt_level(void) { #ifdef CONFIG_X86_64 return pgtable_l5_enabled() ? PT64_ROOT_5LEVEL : PT64_ROOT_4LEVEL; @@ -1037,9 +1037,9 @@ static __init int svm_hardware_setup(void) if (!boot_cpu_has(X86_FEATURE_NPT)) npt_enabled = false; - /* Force VM NPT level equal to the host's max NPT level */ - kvm_configure_mmu(npt_enabled, get_max_npt_level(), - get_max_npt_level(), PG_LEVEL_1G); + /* Force VM NPT level equal to the host's paging level */ + kvm_configure_mmu(npt_enabled, get_npt_level(), + get_npt_level(), PG_LEVEL_1G); pr_info("kvm: Nested Paging %sabled\n", npt_enabled ? "en" : "dis"); /* Note, SEV setup consumes npt_enabled. */ -- 2.7.4