Merge commit alsa/devel into topic/misc

[cascardo/linux.git] / arch / x86 / kvm / svm.c

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 3de0b37..1d9b338 100644 (file)
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -316,7 +316,7 @@ static void svm_hardware_disable(void *garbage)
 static int svm_hardware_enable(void *garbage)
 {
 
-       struct svm_cpu_data *svm_data;
+       struct svm_cpu_data *sd;
        uint64_t efer;
        struct descriptor_table gdt_descr;
        struct desc_struct *gdt;
@@ -331,63 +331,61 @@ static int svm_hardware_enable(void *garbage)
                       me);
                return -EINVAL;
        }
-       svm_data = per_cpu(svm_data, me);
+       sd = per_cpu(svm_data, me);
 
-       if (!svm_data) {
+       if (!sd) {
                printk(KERN_ERR "svm_hardware_enable: svm_data is NULL on %d\n",
                       me);
                return -EINVAL;
        }
 
-       svm_data->asid_generation = 1;
-       svm_data->max_asid = cpuid_ebx(SVM_CPUID_FUNC) - 1;
-       svm_data->next_asid = svm_data->max_asid + 1;
+       sd->asid_generation = 1;
+       sd->max_asid = cpuid_ebx(SVM_CPUID_FUNC) - 1;
+       sd->next_asid = sd->max_asid + 1;
 
        kvm_get_gdt(&gdt_descr);
        gdt = (struct desc_struct *)gdt_descr.base;
-       svm_data->tss_desc = (struct kvm_ldttss_desc *)(gdt + GDT_ENTRY_TSS);
+       sd->tss_desc = (struct kvm_ldttss_desc *)(gdt + GDT_ENTRY_TSS);
 
        wrmsrl(MSR_EFER, efer | EFER_SVME);
 
-       wrmsrl(MSR_VM_HSAVE_PA,
-              page_to_pfn(svm_data->save_area) << PAGE_SHIFT);
+       wrmsrl(MSR_VM_HSAVE_PA, page_to_pfn(sd->save_area) << PAGE_SHIFT);
 
        return 0;
 }
 
 static void svm_cpu_uninit(int cpu)
 {
-       struct svm_cpu_data *svm_data
-               = per_cpu(svm_data, raw_smp_processor_id());
+       struct svm_cpu_data *sd = per_cpu(svm_data, raw_smp_processor_id());
 
-       if (!svm_data)
+       if (!sd)
                return;
 
        per_cpu(svm_data, raw_smp_processor_id()) = NULL;
-       __free_page(svm_data->save_area);
-       kfree(svm_data);
+       __free_page(sd->save_area);
+       kfree(sd);
 }
 
 static int svm_cpu_init(int cpu)
 {
-       struct svm_cpu_data *svm_data;
+       struct svm_cpu_data *sd;
        int r;
 
-       svm_data = kzalloc(sizeof(struct svm_cpu_data), GFP_KERNEL);
-       if (!svm_data)
+       sd = kzalloc(sizeof(struct svm_cpu_data), GFP_KERNEL);
+       if (!sd)
                return -ENOMEM;
-       svm_data->cpu = cpu;
-       svm_data->save_area = alloc_page(GFP_KERNEL);
+       sd->cpu = cpu;
+       sd->save_area = alloc_page(GFP_KERNEL);
        r = -ENOMEM;
-       if (!svm_data->save_area)
+       if (!sd->save_area)
                goto err_1;
 
-       per_cpu(svm_data, cpu) = svm_data;
+       per_cpu(svm_data, cpu) = sd;
 
        return 0;
 
 err_1:
-       kfree(svm_data);
+       kfree(sd);
        return r;
 
 }
@@ -1092,16 +1090,16 @@ static void save_host_msrs(struct kvm_vcpu *vcpu)
 #endif
 }
 
-static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *svm_data)
+static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *sd)
 {
-       if (svm_data->next_asid > svm_data->max_asid) {
-               ++svm_data->asid_generation;
-               svm_data->next_asid = 1;
+       if (sd->next_asid > sd->max_asid) {
+               ++sd->asid_generation;
+               sd->next_asid = 1;
                svm->vmcb->control.tlb_ctl = TLB_CONTROL_FLUSH_ALL_ASID;
        }
 
-       svm->asid_generation = svm_data->asid_generation;
-       svm->vmcb->control.asid = svm_data->next_asid++;
+       svm->asid_generation = sd->asid_generation;
+       svm->vmcb->control.asid = sd->next_asid++;
 }
 
 static unsigned long svm_get_dr(struct kvm_vcpu *vcpu, int dr)
@@ -2429,8 +2427,8 @@ static void reload_tss(struct kvm_vcpu *vcpu)
 {
        int cpu = raw_smp_processor_id();
 
-       struct svm_cpu_data *svm_data = per_cpu(svm_data, cpu);
-       svm_data->tss_desc->type = 9; /* available 32/64-bit TSS */
+       struct svm_cpu_data *sd = per_cpu(svm_data, cpu);
+       sd->tss_desc->type = 9; /* available 32/64-bit TSS */
        load_TR_desc();
 }
 
@@ -2438,12 +2436,12 @@ static void pre_svm_run(struct vcpu_svm *svm)
 {
        int cpu = raw_smp_processor_id();
 
-       struct svm_cpu_data *svm_data = per_cpu(svm_data, cpu);
+       struct svm_cpu_data *sd = per_cpu(svm_data, cpu);
 
        svm->vmcb->control.tlb_ctl = TLB_CONTROL_DO_NOTHING;
        /* FIXME: handle wraparound of asid_generation */
-       if (svm->asid_generation != svm_data->asid_generation)
-               new_asid(svm, svm_data);
+       if (svm->asid_generation != sd->asid_generation)
+               new_asid(svm, sd);
 }
 
 static void svm_inject_nmi(struct kvm_vcpu *vcpu)