diff options
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index ad8e33f35553..a4d24d04f0b1 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -1213,14 +1213,10 @@ static struct kvm_cpuid_entry2 *do_host_cpuid(struct kvm_cpuid_array *array, return entry; } -static int __do_cpuid_func_emulated(struct kvm_cpuid_array *array, u32 func) +static int cpuid_func_emulated(struct kvm_cpuid_entry2 *entry, u32 func) { - struct kvm_cpuid_entry2 *entry; - - if (array->nent >= array->maxnent) - return -E2BIG; + memset(entry, 0, sizeof(*entry)); - entry = &array->entries[array->nent]; entry->function = func; entry->index = 0; entry->flags = 0; @@ -1228,23 +1224,27 @@ static int __do_cpuid_func_emulated(struct kvm_cpuid_array *array, u32 func) switch (func) { case 0: entry->eax = 7; - ++array->nent; - break; + return 1; case 1: entry->ecx = feature_bit(MOVBE); - ++array->nent; - break; + return 1; case 7: entry->flags |= KVM_CPUID_FLAG_SIGNIFCANT_INDEX; entry->eax = 0; if (kvm_cpu_cap_has(X86_FEATURE_RDTSCP)) entry->ecx = feature_bit(RDPID); - ++array->nent; - break; + return 1; default: - break; + return 0; } +} + +static int __do_cpuid_func_emulated(struct kvm_cpuid_array *array, u32 func) +{ + if (array->nent >= array->maxnent) + return -E2BIG; + array->nent += cpuid_func_emulated(&array->entries[array->nent], func); return 0; } |