Merge tag 'kvm-3.7-1' of git://git.kernel.org/pub/scm/virt/kvm/kvm

[karo-tx-linux.git] / arch / x86 / kvm / cpuid.c

diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 0595f1397b7c0013058afec906e5d329f0d7f7d0..ec79e773342ea58cc28d614b7a1ca911f3677694 100644 (file)
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -316,7 +316,7 @@ static int do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
        }
        case 7: {
                entry->flags |= KVM_CPUID_FLAG_SIGNIFCANT_INDEX;
-               /* Mask ebx against host capbability word 9 */
+               /* Mask ebx against host capability word 9 */
                if (index == 0) {
                        entry->ebx &= kvm_supported_word9_x86_features;
                        cpuid_mask(&entry->ebx, 9);
@@ -397,8 +397,8 @@ static int do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
                break;
        }
        case KVM_CPUID_SIGNATURE: {
-               char signature[12] = "KVMKVMKVM\0\0";
-               u32 *sigptr = (u32 *)signature;
+               static const char signature[12] = "KVMKVMKVM\0\0";
+               const u32 *sigptr = (const u32 *)signature;
                entry->eax = KVM_CPUID_FEATURES;
                entry->ebx = sigptr[0];
                entry->ecx = sigptr[1];
@@ -484,10 +484,10 @@ struct kvm_cpuid_param {
        u32 func;
        u32 idx;
        bool has_leaf_count;
-       bool (*qualifier)(struct kvm_cpuid_param *param);
+       bool (*qualifier)(const struct kvm_cpuid_param *param);
 };
 
-static bool is_centaur_cpu(struct kvm_cpuid_param *param)
+static bool is_centaur_cpu(const struct kvm_cpuid_param *param)
 {
        return boot_cpu_data.x86_vendor == X86_VENDOR_CENTAUR;
 }
@@ -498,7 +498,7 @@ int kvm_dev_ioctl_get_supported_cpuid(struct kvm_cpuid2 *cpuid,
        struct kvm_cpuid_entry2 *cpuid_entries;
        int limit, nent = 0, r = -E2BIG, i;
        u32 func;
-       static struct kvm_cpuid_param param[] = {
+       static const struct kvm_cpuid_param param[] = {
                { .func = 0, .has_leaf_count = true },
                { .func = 0x80000000, .has_leaf_count = true },
                { .func = 0xC0000000, .qualifier = is_centaur_cpu, .has_leaf_count = true },
@@ -517,7 +517,7 @@ int kvm_dev_ioctl_get_supported_cpuid(struct kvm_cpuid2 *cpuid,
 
        r = 0;
        for (i = 0; i < ARRAY_SIZE(param); i++) {
-               struct kvm_cpuid_param *ent = &param[i];
+               const struct kvm_cpuid_param *ent = &param[i];
 
                if (ent->qualifier && !ent->qualifier(ent))
                        continue;