diff options
Diffstat (limited to 'sys/amd64/vmm/vmm.c')
| -rw-r--r-- | sys/amd64/vmm/vmm.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/sys/amd64/vmm/vmm.c b/sys/amd64/vmm/vmm.c index 397035a71de4..ae67c58962eb 100644 --- a/sys/amd64/vmm/vmm.c +++ b/sys/amd64/vmm/vmm.c @@ -572,6 +572,21 @@ vm_malloc(struct vm *vm, vm_paddr_t gpa, size_t len) return (0); } +static vm_paddr_t +vm_maxmem(struct vm *vm) +{ + int i; + vm_paddr_t gpa, maxmem; + + maxmem = 0; + for (i = 0; i < vm->num_mem_segs; i++) { + gpa = vm->mem_segs[i].gpa + vm->mem_segs[i].len; + if (gpa > maxmem) + maxmem = gpa; + } + return (maxmem); +} + static void vm_gpa_unwire(struct vm *vm) { @@ -709,7 +724,7 @@ vm_assign_pptdev(struct vm *vm, int bus, int slot, int func) if (ppt_assigned_devices(vm) == 0) { KASSERT(vm->iommu == NULL, ("vm_assign_pptdev: iommu must be NULL")); - maxaddr = vmm_mem_maxaddr(); + maxaddr = vm_maxmem(vm); vm->iommu = iommu_create_domain(maxaddr); error = vm_gpa_wire(vm); |