diff options
Diffstat (limited to 'sys/amd64/vmm/vmm.c')
| -rw-r--r-- | sys/amd64/vmm/vmm.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/sys/amd64/vmm/vmm.c b/sys/amd64/vmm/vmm.c index 82d4baa..85d277e 100644 --- a/sys/amd64/vmm/vmm.c +++ b/sys/amd64/vmm/vmm.c @@ -70,7 +70,6 @@ struct vcpu { int flags; enum vcpu_state state; struct mtx mtx; - int pincpu; /* host cpuid this vcpu is bound to */ int hostcpu; /* host cpuid this vcpu last ran on */ uint64_t guest_msrs[VMM_MSR_NUM]; struct vlapic *vlapic; @@ -81,18 +80,6 @@ struct vcpu { enum x2apic_state x2apic_state; int nmi_pending; }; -#define VCPU_F_PINNED 0x0001 - -#define VCPU_PINCPU(vm, vcpuid) \ - ((vm->vcpu[vcpuid].flags & VCPU_F_PINNED) ? vm->vcpu[vcpuid].pincpu : -1) - -#define VCPU_UNPIN(vm, vcpuid) (vm->vcpu[vcpuid].flags &= ~VCPU_F_PINNED) - -#define VCPU_PIN(vm, vcpuid, host_cpuid) \ -do { \ - vm->vcpu[vcpuid].flags |= VCPU_F_PINNED; \ - vm->vcpu[vcpuid].pincpu = host_cpuid; \ -} while(0) #define vcpu_lock_init(v) mtx_init(&((v)->mtx), "vcpu lock", 0, MTX_SPIN) #define vcpu_lock(v) mtx_lock_spin(&((v)->mtx)) @@ -594,52 +581,6 @@ vm_set_seg_desc(struct vm *vm, int vcpu, int reg, return (VMSETDESC(vm->cookie, vcpu, reg, desc)); } -int -vm_get_pinning(struct vm *vm, int vcpuid, int *cpuid) -{ - - if (vcpuid < 0 || vcpuid >= VM_MAXCPU) - return (EINVAL); - - *cpuid = VCPU_PINCPU(vm, vcpuid); - - return (0); -} - -int -vm_set_pinning(struct vm *vm, int vcpuid, int host_cpuid) -{ - struct thread *td; - - if (vcpuid < 0 || vcpuid >= VM_MAXCPU) - return (EINVAL); - - td = curthread; /* XXXSMP only safe when muxing vcpus */ - - /* unpin */ - if (host_cpuid < 0) { - VCPU_UNPIN(vm, vcpuid); - thread_lock(td); - sched_unbind(td); - thread_unlock(td); - return (0); - } - - if (CPU_ABSENT(host_cpuid)) - return (EINVAL); - - /* - * XXX we should check that 'host_cpuid' has not already been pinned - * by another vm. - */ - thread_lock(td); - sched_bind(td, host_cpuid); - thread_unlock(td); - VCPU_PIN(vm, vcpuid, host_cpuid); - - return (0); -} - static void restore_guest_fpustate(struct vcpu *vcpu) { |
