diff options
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/lapic.c | 8 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu_audit.c | 8 | ||||
| -rw-r--r-- | arch/x86/kvm/paging_tmpl.h | 4 | ||||
| -rw-r--r-- | arch/x86/kvm/svm.c | 5 | ||||
| -rw-r--r-- | arch/x86/kvm/vmx.c | 2 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 9 |
6 files changed, 21 insertions, 15 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 72975f758c8..858432287ab 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1283,9 +1283,9 @@ void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu) if (!irqchip_in_kernel(vcpu->kvm) || !vcpu->arch.apic->vapic_addr) return; - vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0); + vapic = kmap_atomic(vcpu->arch.apic->vapic_page); data = *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr)); - kunmap_atomic(vapic, KM_USER0); + kunmap_atomic(vapic); apic_set_tpr(vcpu->arch.apic, data & 0xff); } @@ -1310,9 +1310,9 @@ void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu) max_isr = 0; data = (tpr & 0xff) | ((max_isr & 0xf0) << 8) | (max_irr << 24); - vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0); + vapic = kmap_atomic(vcpu->arch.apic->vapic_page); *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr)) = data; - kunmap_atomic(vapic, KM_USER0); + kunmap_atomic(vapic); } void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr) diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c index 6eabae3d77f..715da5a19a5 100644 --- a/arch/x86/kvm/mmu_audit.c +++ b/arch/x86/kvm/mmu_audit.c @@ -234,7 +234,7 @@ static void audit_vcpu_spte(struct kvm_vcpu *vcpu) } static bool mmu_audit; -static struct jump_label_key mmu_audit_key; +static struct static_key mmu_audit_key; static void __kvm_mmu_audit(struct kvm_vcpu *vcpu, int point) { @@ -250,7 +250,7 @@ static void __kvm_mmu_audit(struct kvm_vcpu *vcpu, int point) static inline void kvm_mmu_audit(struct kvm_vcpu *vcpu, int point) { - if (static_branch((&mmu_audit_key))) + if (static_key_false((&mmu_audit_key))) __kvm_mmu_audit(vcpu, point); } @@ -259,7 +259,7 @@ static void mmu_audit_enable(void) if (mmu_audit) return; - jump_label_inc(&mmu_audit_key); + static_key_slow_inc(&mmu_audit_key); mmu_audit = true; } @@ -268,7 +268,7 @@ static void mmu_audit_disable(void) if (!mmu_audit) return; - jump_label_dec(&mmu_audit_key); + static_key_slow_dec(&mmu_audit_key); mmu_audit = false; } diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 15610285ebb..df5a70311be 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -92,9 +92,9 @@ static int FNAME(cmpxchg_gpte)(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, if (unlikely(npages != 1)) return -EFAULT; - table = kmap_atomic(page, KM_USER0); + table = kmap_atomic(page); ret = CMPXCHG(&table[index], orig_pte, new_pte); - kunmap_atomic(table, KM_USER0); + kunmap_atomic(table); kvm_release_page_dirty(page); diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 53efd597f39..e334389e1c7 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -29,6 +29,7 @@ #include <linux/ftrace_event.h> #include <linux/slab.h> +#include <asm/perf_event.h> #include <asm/tlbflush.h> #include <asm/desc.h> #include <asm/kvm_para.h> @@ -604,6 +605,8 @@ static void svm_hardware_disable(void *garbage) wrmsrl(MSR_AMD64_TSC_RATIO, TSC_RATIO_DEFAULT); cpu_svm_disable(); + + amd_pmu_disable_virt(); } static int svm_hardware_enable(void *garbage) @@ -681,6 +684,8 @@ static int svm_hardware_enable(void *garbage) svm_init_erratum_383(); + amd_pmu_enable_virt(); + return 0; } diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 2c22fc788da..280751c8472 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -1454,7 +1454,7 @@ static void __vmx_load_host_state(struct vcpu_vmx *vmx) #ifdef CONFIG_X86_64 wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base); #endif - if (__thread_has_fpu(current)) + if (user_has_fpu()) clts(); load_gdt(&__get_cpu_var(host_gdt)); } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 7287812eeb7..4044ce0bf7c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -57,6 +57,7 @@ #include <asm/mtrr.h> #include <asm/mce.h> #include <asm/i387.h> +#include <asm/fpu-internal.h> /* Ugh! */ #include <asm/xcr.h> #include <asm/pvclock.h> #include <asm/div64.h> @@ -1207,12 +1208,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) */ vcpu->hv_clock.version += 2; - shared_kaddr = kmap_atomic(vcpu->time_page, KM_USER0); + shared_kaddr = kmap_atomic(vcpu->time_page); memcpy(shared_kaddr + vcpu->time_offset, &vcpu->hv_clock, sizeof(vcpu->hv_clock)); - kunmap_atomic(shared_kaddr, KM_USER0); + kunmap_atomic(shared_kaddr); mark_page_dirty(v->kvm, vcpu->time >> PAGE_SHIFT); return 0; @@ -3921,7 +3922,7 @@ static int emulator_cmpxchg_emulated(struct x86_emulate_ctxt *ctxt, goto emul_write; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); kaddr += offset_in_page(gpa); switch (bytes) { case 1: @@ -3939,7 +3940,7 @@ static int emulator_cmpxchg_emulated(struct x86_emulate_ctxt *ctxt, default: BUG(); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); kvm_release_page_dirty(page); if (!exchanged) |