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-rw-r--r--arch/x86/include/asm/kvm_host.h2
-rw-r--r--arch/x86/kvm/svm.c6
-rw-r--r--arch/x86/kvm/vmx.c6
-rw-r--r--arch/x86/kvm/x86.c4
4 files changed, 10 insertions, 8 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 741b8972a3a5..a4de557ad733 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -528,7 +528,7 @@ struct kvm_x86_ops {
int (*set_tss_addr)(struct kvm *kvm, unsigned int addr);
int (*get_tdp_level)(void);
u64 (*get_mt_mask)(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio);
- bool (*gb_page_enable)(void);
+ int (*get_lpage_level)(void);
bool (*rdtscp_supported)(void);
const struct trace_print_flags *exit_reasons_str;
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index b373ae6fb974..cf64fc026e3e 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -2911,9 +2911,9 @@ static const struct trace_print_flags svm_exit_reasons_str[] = {
{ -1, NULL }
};
-static bool svm_gb_page_enable(void)
+static int svm_get_lpage_level(void)
{
- return true;
+ return PT_PDPE_LEVEL;
}
static bool svm_rdtscp_supported(void)
@@ -2986,7 +2986,7 @@ static struct kvm_x86_ops svm_x86_ops = {
.get_mt_mask = svm_get_mt_mask,
.exit_reasons_str = svm_exit_reasons_str,
- .gb_page_enable = svm_gb_page_enable,
+ .get_lpage_level = svm_get_lpage_level,
.cpuid_update = svm_cpuid_update,
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index f4486f460278..0fd0892553ec 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4036,9 +4036,9 @@ static const struct trace_print_flags vmx_exit_reasons_str[] = {
#undef _ER
-static bool vmx_gb_page_enable(void)
+static int vmx_get_lpage_level(void)
{
- return false;
+ return PT_DIRECTORY_LEVEL;
}
static inline u32 bit(int bitno)
@@ -4131,7 +4131,7 @@ static struct kvm_x86_ops vmx_x86_ops = {
.get_mt_mask = vmx_get_mt_mask,
.exit_reasons_str = vmx_exit_reasons_str,
- .gb_page_enable = vmx_gb_page_enable,
+ .get_lpage_level = vmx_get_lpage_level,
.cpuid_update = vmx_cpuid_update,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index aff3479867a8..c990424d86d0 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1641,10 +1641,12 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
u32 index, int *nent, int maxnent)
{
unsigned f_nx = is_efer_nx() ? F(NX) : 0;
- unsigned f_gbpages = kvm_x86_ops->gb_page_enable() ? F(GBPAGES) : 0;
#ifdef CONFIG_X86_64
+ unsigned f_gbpages = (kvm_x86_ops->get_lpage_level() == PT_PDPE_LEVEL)
+ ? F(GBPAGES) : 0;
unsigned f_lm = F(LM);
#else
+ unsigned f_gbpages = 0;
unsigned f_lm = 0;
#endif
unsigned f_rdtscp = kvm_x86_ops->rdtscp_supported() ? F(RDTSCP) : 0;