Author: grehan
Date: Tue Sep 8 03:55:49 2020
New Revision: 365443
URL: https://svnweb.freebsd.org/changeset/base/365443
Log:
MFC 364339
Allow guest device MMIO access from bootmem memory segments.
Differential Revision: https://reviews.freebsd.org/D25955
Modified:
stable/12/sys/amd64/vmm/vmm.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/amd64/vmm/vmm.c
==============================================================================
--- stable/12/sys/amd64/vmm/vmm.c Tue Sep 8 03:00:31 2020
(r365442)
+++ stable/12/sys/amd64/vmm/vmm.c Tue Sep 8 03:55:49 2020
(r365443)
@@ -980,8 +980,7 @@ vm_gpa_hold(struct vm *vm, int vcpuid, vm_paddr_t gpa,
count = 0;
for (i = 0; i < VM_MAX_MEMMAPS; i++) {
mm = &vm->mem_maps[i];
- if (sysmem_mapping(vm, mm) && gpa >= mm->gpa &&
- gpa < mm->gpa + mm->len) {
+ if (gpa >= mm->gpa && gpa < mm->gpa + mm->len) {
count = vm_fault_quick_hold_pages(&vm->vmspace->vm_map,
trunc_page(gpa), PAGE_SIZE, reqprot, &m, 1);
break;
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