[src/netbsd-1-6]: src/sys/uvm Pullup rev 1.66 (requested by skrll in ticket #...

[jmc <jmc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/55e297bc1041
branches:  netbsd-1-6
changeset: 531134:55e297bc1041
user:      jmc <jmc%NetBSD.org@localhost>
date:      Mon Mar 15 04:59:10 2004 +0000

description:
Pullup rev 1.66 (requested by skrll in ticket #1607)

#if 0 the call to uvm_map_checkprot() in sys_munmap() -- it's not documented,
and programs do not expect it.  Also fixes memory leaks in dlopen()/dlclose().

diffstat:

 sys/uvm/uvm_mmap.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (31 lines):

diff -r 4e20e97f8464 -r 55e297bc1041 sys/uvm/uvm_mmap.c
--- a/sys/uvm/uvm_mmap.c        Mon Mar 15 04:48:58 2004 +0000
+++ b/sys/uvm/uvm_mmap.c        Mon Mar 15 04:59:10 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_mmap.c,v 1.63.4.1 2003/08/17 10:14:52 tron Exp $   */
+/*     $NetBSD: uvm_mmap.c,v 1.63.4.2 2004/03/15 04:59:10 jmc Exp $    */
 
 /*
  * Copyright (c) 1997 Charles D. Cranor and Washington University.
@@ -51,7 +51,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_mmap.c,v 1.63.4.1 2003/08/17 10:14:52 tron Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_mmap.c,v 1.63.4.2 2004/03/15 04:59:10 jmc Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -649,10 +649,12 @@
         */
 
        vm_map_lock(map);
+#if 0
        if (!uvm_map_checkprot(map, addr, addr + size, VM_PROT_NONE)) {
                vm_map_unlock(map);
                return (EINVAL);
        }
+#endif
        uvm_unmap_remove(map, addr, addr + size, &dead_entries);
        vm_map_unlock(map);
        if (dead_entries != NULL)