[PATCH 08/15] KVM: SVM: Rename get_max_npt_level() to get_npt_level()

Lai Jiangshan
2021-11-18T11:11:46Z

It returns the only proper NPT level, so the "max" in the name
is not appropriate.

Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
---
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 943da8a7d850..33b434fd5d9b 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -265,7 +265,7 @@ 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;
@@ -1029,9 +1029,9 @@ 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. */
--
2.19.1.6.gb485710b