diff options
Diffstat (limited to 'sys/miscfs/union/union_vnops.c')
| -rw-r--r-- | sys/miscfs/union/union_vnops.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/miscfs/union/union_vnops.c b/sys/miscfs/union/union_vnops.c index decf8f3..df1935b 100644 --- a/sys/miscfs/union/union_vnops.c +++ b/sys/miscfs/union/union_vnops.c @@ -35,7 +35,7 @@ * SUCH DAMAGE. * * @(#)union_vnops.c 8.6 (Berkeley) 2/17/94 - * $Id: union_vnops.c,v 1.6 1994/10/06 21:06:49 davidg Exp $ + * $Id: union_vnops.c,v 1.7 1994/10/10 07:55:48 phk Exp $ */ #include <sys/param.h> @@ -53,8 +53,13 @@ #include <sys/queue.h> #include <miscfs/union/union.h> +/* FIXUP throws the lock on the uppervp vnode if the union_node is already + * locked and the uppervp vnode is not. Before, this was thrown regardless + * of the state of the union_node which resulted in locked vnodes which + * were never unlocked (since the union would never be unlocked). + */ #define FIXUP(un) { \ - if (((un)->un_flags & UN_ULOCK) == 0) { \ + if (((un)->un_flags & (UN_LOCKED|UN_ULOCK)) == UN_LOCKED) { \ union_fixup(un); \ } \ } @@ -1136,7 +1141,6 @@ union_symlink(ap) int union_readdir(ap) struct vop_readdir_args /* { - struct vnodeop_desc *a_desc; struct vnode *a_vp; struct uio *a_uio; struct ucred *a_cred; @@ -1147,7 +1151,7 @@ union_readdir(ap) if (un->un_uppervp) { FIXUP(un); - error = VOP_READDIR(un->un_uppervp, ap->a_uio, ap->a_cred); + error = VOP_READDIR(un->un_uppervp, ap->a_uio, ap->a_cred, NULL, NULL, NULL); } return (error); |
