diff options
Diffstat (limited to 'sys/vm/vm_glue.c')
| -rw-r--r-- | sys/vm/vm_glue.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/sys/vm/vm_glue.c b/sys/vm/vm_glue.c index 678da3b64402..3263180e5b59 100644 --- a/sys/vm/vm_glue.c +++ b/sys/vm/vm_glue.c @@ -128,9 +128,7 @@ kernacc(addr, len, rw) prot = rw; saddr = trunc_page((vm_offset_t)addr); eaddr = round_page((vm_offset_t)addr + len); - vm_map_lock_read(kernel_map); rv = vm_map_check_protection(kernel_map, saddr, eaddr, prot); - vm_map_unlock_read(kernel_map); return (rv == TRUE); } @@ -163,7 +161,7 @@ useracc(addr, len, rw) return (FALSE); } map = &curproc->p_vmspace->vm_map; - vm_map_lock_read(map); + /* * We save the map hint, and restore it. Useracc appears to distort * the map hint unnecessarily. @@ -172,7 +170,6 @@ useracc(addr, len, rw) rv = vm_map_check_protection(map, trunc_page((vm_offset_t)addr), round_page((vm_offset_t)addr + len), prot); map->hint = save_hint; - vm_map_unlock_read(map); return (rv == TRUE); } |