[src/trunk]: src/sys/kern Don't use a read lock on an intrsafe map; these map...

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

details:   https://anonhg.NetBSD.org/src/rev/68a1cc7b90ef
branches:  trunk
changeset: 473305:68a1cc7b90ef
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri May 28 19:40:09 1999 +0000

description:
Don't use a read lock on an intrsafe map; these maps can only use exclusive,
non-sleeping locks.

diffstat:

 sys/kern/kern_malloc.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (23 lines):

diff -r 10e05e649828 -r 68a1cc7b90ef sys/kern/kern_malloc.c
--- a/sys/kern/kern_malloc.c    Fri May 28 19:31:51 1999 +0000
+++ b/sys/kern/kern_malloc.c    Fri May 28 19:40:09 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_malloc.c,v 1.42 1999/05/26 19:16:36 thorpej Exp $ */
+/*     $NetBSD: kern_malloc.c,v 1.43 1999/05/28 19:40:09 thorpej Exp $ */
 
 /*
  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
@@ -310,11 +310,11 @@
                int rv;
                vaddr_t addr = (vaddr_t)kbp->kb_next;
 
-               vm_map_lock_read(kmem_map);
+               vm_map_lock(kmem_map);
                rv = uvm_map_checkprot(kmem_map, addr,
                                       addr + sizeof(struct freelist),
                                       VM_PROT_WRITE);
-               vm_map_unlock_read(kmem_map);
+               vm_map_unlock(kmem_map);
 
                if (!rv)
                                                                {