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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 10:14:24 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 10:14:24 -0800
commit55065bc52795faae549abfb912aacc622dd63876 (patch)
tree63683547e41ed459a2a8747eeafb5e969633d54f /arch/ia64
parent008d23e4852d78bb2618f2035f8b2110b6a6b968 (diff)
parente5c301428294cb8925667c9ee39f817c4ab1c2c9 (diff)
downloadlinux-2.6.38-lt-ux500-55065bc52795faae549abfb912aacc622dd63876.tar.gz
Merge branch 'kvm-updates/2.6.38' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/2.6.38' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (142 commits) KVM: Initialize fpu state in preemptible context KVM: VMX: when entering real mode align segment base to 16 bytes KVM: MMU: handle 'map_writable' in set_spte() function KVM: MMU: audit: allow audit more guests at the same time KVM: Fetch guest cr3 from hardware on demand KVM: Replace reads of vcpu->arch.cr3 by an accessor KVM: MMU: only write protect mappings at pagetable level KVM: VMX: Correct asm constraint in vmcs_load()/vmcs_clear() KVM: MMU: Initialize base_role for tdp mmus KVM: VMX: Optimize atomic EFER load KVM: VMX: Add definitions for more vm entry/exit control bits KVM: SVM: copy instruction bytes from VMCB KVM: SVM: implement enhanced INVLPG intercept KVM: SVM: enhance mov DR intercept handler KVM: SVM: enhance MOV CR intercept handler KVM: SVM: add new SVM feature bit names KVM: cleanup emulate_instruction KVM: move complete_insn_gp() into x86.c KVM: x86: fix CR8 handling KVM guest: Fix kvm clock initialization when it's configured out ...
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/kvm_host.h4
-rw-r--r--arch/ia64/kvm/kvm-ia64.c30
2 files changed, 13 insertions, 21 deletions
diff --git a/arch/ia64/include/asm/kvm_host.h b/arch/ia64/include/asm/kvm_host.h
index 2f229e5de49..2689ee54a1c 100644
--- a/arch/ia64/include/asm/kvm_host.h
+++ b/arch/ia64/include/asm/kvm_host.h
@@ -590,6 +590,10 @@ int kvm_emulate_halt(struct kvm_vcpu *vcpu);
int kvm_pal_emul(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run);
void kvm_sal_emul(struct kvm_vcpu *vcpu);
+#define __KVM_HAVE_ARCH_VM_ALLOC 1
+struct kvm *kvm_arch_alloc_vm(void);
+void kvm_arch_free_vm(struct kvm *kvm);
+
#endif /* __ASSEMBLY__*/
#endif
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index f56a6316e13..70d224d4264 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -749,7 +749,7 @@ out:
return r;
}
-static struct kvm *kvm_alloc_kvm(void)
+struct kvm *kvm_arch_alloc_vm(void)
{
struct kvm *kvm;
@@ -760,7 +760,7 @@ static struct kvm *kvm_alloc_kvm(void)
vm_base = __get_free_pages(GFP_KERNEL, get_order(KVM_VM_DATA_SIZE));
if (!vm_base)
- return ERR_PTR(-ENOMEM);
+ return NULL;
memset((void *)vm_base, 0, KVM_VM_DATA_SIZE);
kvm = (struct kvm *)(vm_base +
@@ -806,10 +806,12 @@ static void kvm_build_io_pmt(struct kvm *kvm)
#define GUEST_PHYSICAL_RR4 0x2739
#define VMM_INIT_RR 0x1660
-static void kvm_init_vm(struct kvm *kvm)
+int kvm_arch_init_vm(struct kvm *kvm)
{
BUG_ON(!kvm);
+ kvm->arch.is_sn2 = ia64_platform_is("sn2");
+
kvm->arch.metaphysical_rr0 = GUEST_PHYSICAL_RR0;
kvm->arch.metaphysical_rr4 = GUEST_PHYSICAL_RR4;
kvm->arch.vmm_init_rr = VMM_INIT_RR;
@@ -823,21 +825,8 @@ static void kvm_init_vm(struct kvm *kvm)
/* Reserve bit 0 of irq_sources_bitmap for userspace irq source */
set_bit(KVM_USERSPACE_IRQ_SOURCE_ID, &kvm->arch.irq_sources_bitmap);
-}
-
-struct kvm *kvm_arch_create_vm(void)
-{
- struct kvm *kvm = kvm_alloc_kvm();
-
- if (IS_ERR(kvm))
- return ERR_PTR(-ENOMEM);
-
- kvm->arch.is_sn2 = ia64_platform_is("sn2");
-
- kvm_init_vm(kvm);
-
- return kvm;
+ return 0;
}
static int kvm_vm_ioctl_get_irqchip(struct kvm *kvm,
@@ -962,7 +951,9 @@ long kvm_arch_vm_ioctl(struct file *filp,
goto out;
r = kvm_setup_default_irq_routing(kvm);
if (r) {
+ mutex_lock(&kvm->slots_lock);
kvm_ioapic_destroy(kvm);
+ mutex_unlock(&kvm->slots_lock);
goto out;
}
break;
@@ -1357,7 +1348,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
return -EINVAL;
}
-static void free_kvm(struct kvm *kvm)
+void kvm_arch_free_vm(struct kvm *kvm)
{
unsigned long vm_base = kvm->arch.vm_base;
@@ -1399,9 +1390,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
#endif
kfree(kvm->arch.vioapic);
kvm_release_vm_pages(kvm);
- kvm_free_physmem(kvm);
- cleanup_srcu_struct(&kvm->srcu);
- free_kvm(kvm);
}
void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)