diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/amd64/pmap.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 41c48b3..d332045 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -808,7 +808,7 @@ pmap_extract_and_hold(pmap_t pmap, vm_offset_t va, vm_prot_t prot) m = NULL; mtx_lock(&Giant); if ((pa = pmap_extract(pmap, va)) != 0) { - m = PHYS_TO_VM_PAGE(pa & PG_FRAME); + m = PHYS_TO_VM_PAGE(pa); vm_page_lock_queues(); vm_page_hold(m); vm_page_unlock_queues(); @@ -1807,7 +1807,8 @@ pmap_protect(pmap_t pmap, vm_offset_t sva, vm_offset_t eva, vm_prot_t prot) if ((pbits & PG_M) != 0 && pmap_track_modified(sva)) { if (m == NULL) - m = PHYS_TO_VM_PAGE(pbits & PG_FRAME); + m = PHYS_TO_VM_PAGE(pbits & + PG_FRAME); vm_page_dirty(m); pbits &= ~PG_M; } @@ -1928,7 +1929,7 @@ pmap_enter(pmap_t pmap, vm_offset_t va, vm_page_t m, vm_prot_t prot, if (origpte & PG_MANAGED) { if ((origpte & PG_M) && pmap_track_modified(va)) { vm_page_t om; - om = PHYS_TO_VM_PAGE(opa & PG_FRAME); + om = PHYS_TO_VM_PAGE(opa); vm_page_dirty(om); } pa |= PG_MANAGED; @@ -2758,7 +2759,7 @@ pmap_mapdev(pa, size) va = kmem_alloc_nofault(kernel_map, size); if (!va) panic("pmap_mapdev: Couldn't alloc kernel virtual memory"); - pa = pa & PG_FRAME; + pa = trunc_page(pa); for (tmpva = va; size > 0; ) { pmap_kenter(tmpva, pa); size -= PAGE_SIZE; |
