[src/trunk]: src/sys/ufs/ufs ufsdirhash_recycle(): modify ufs_dirhashmem atom...

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

details:   https://anonhg.NetBSD.org/src/rev/3ac26c5c2e68
branches:  trunk
changeset: 747929:3ac26c5c2e68
user:      rmind <rmind%NetBSD.org@localhost>
date:      Mon Oct 05 23:48:08 2009 +0000

description:
ufsdirhash_recycle(): modify ufs_dirhashmem atomically.

diffstat:

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

diffs (27 lines):

diff -r 12b47cd49591 -r 3ac26c5c2e68 sys/ufs/ufs/ufs_dirhash.c
--- a/sys/ufs/ufs/ufs_dirhash.c Mon Oct 05 23:47:04 2009 +0000
+++ b/sys/ufs/ufs/ufs_dirhash.c Mon Oct 05 23:48:08 2009 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ufs_dirhash.c,v 1.33 2009/05/30 13:54:36 hannken Exp $ */
+/*     $NetBSD: ufs_dirhash.c,v 1.34 2009/10/05 23:48:08 rmind Exp $   */
 
 /*
  * Copyright (c) 2001, 2002 Ian Dowse.  All rights reserved.
@@ -28,7 +28,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ufs_dirhash.c,v 1.33 2009/05/30 13:54:36 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ufs_dirhash.c,v 1.34 2009/10/05 23:48:08 rmind Exp $");
 
 /*
  * This implements a hash-based lookup scheme for UFS directories.
@@ -1086,7 +1086,7 @@
 
                /* Account for the returned memory, and repeat if necessary. */
                DIRHASHLIST_LOCK();
-               ufs_dirhashmem -= mem;
+               atomic_add_int(&ufs_dirhashmem, -mem);
        }
        /* Success. */
        return (0);