- Update to 3.4-rc7.

[linux-flexiantxendom0-3.2.10.git] / arch / x86 / kvm / x86.c

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 7287812..7e0f8e1 100644 (file)
--- 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;
@@ -1581,6 +1582,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
        case MSR_VM_HSAVE_PA:
        case MSR_AMD64_PATCH_LOADER:
                break;
+       case MSR_NHM_SNB_PKG_CST_CFG_CTL: /* 0xe2 */
        case 0x200 ... 0x2ff:
                return set_msr_mtrr(vcpu, msr, data);
        case MSR_IA32_APICBASE:
@@ -1903,6 +1905,7 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
        case MSR_K8_INT_PENDING_MSG:
        case MSR_AMD64_NB_CFG:
        case MSR_FAM10H_MMIO_CONF_BASE:
+       case MSR_NHM_SNB_PKG_CST_CFG_CTL: /* 0xe2 */
                data = 0;
                break;
        case MSR_P6_PERFCTR0:
@@ -3921,7 +3924,7 @@ 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 +3942,7 @@ 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)
@@ -6335,13 +6338,11 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
                if (npages && !old.rmap) {
                        unsigned long userspace_addr;
 
-                       down_write(&current->mm->mmap_sem);
-                       userspace_addr = do_mmap(NULL, 0,
+                       userspace_addr = vm_mmap(NULL, 0,
                                                 npages * PAGE_SIZE,
                                                 PROT_READ | PROT_WRITE,
                                                 map_flags,
                                                 0);
-                       up_write(&current->mm->mmap_sem);
 
                        if (IS_ERR((void *)userspace_addr))
                                return PTR_ERR((void *)userspace_addr);
@@ -6365,10 +6366,8 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
        if (!user_alloc && !old.user_alloc && old.rmap && !npages) {
                int ret;
 
-               down_write(&current->mm->mmap_sem);
-               ret = do_munmap(current->mm, old.userspace_addr,
+               ret = vm_munmap(old.userspace_addr,
                                old.npages * PAGE_SIZE);
-               up_write(&current->mm->mmap_sem);
                if (ret < 0)
                        printk(KERN_WARNING
                               "kvm_vm_ioctl_set_memory_region: "
@@ -6584,6 +6583,7 @@ void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
                kvm_inject_page_fault(vcpu, &fault);
        }
        vcpu->arch.apf.halted = false;
+       vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
 }
 
 bool kvm_arch_can_inject_async_page_present(struct kvm_vcpu *vcpu)