diff options
Diffstat (limited to 'sys/adosfs/adutil.c')
| -rw-r--r-- | sys/adosfs/adutil.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/sys/adosfs/adutil.c b/sys/adosfs/adutil.c index cec01c08d17..6449f0af4fa 100644 --- a/sys/adosfs/adutil.c +++ b/sys/adosfs/adutil.c @@ -1,4 +1,4 @@ -/* $OpenBSD: adutil.c,v 1.10 1997/11/10 23:57:05 niklas Exp $ */ +/* $OpenBSD: adutil.c,v 1.11 1998/08/21 23:03:14 csapuntz Exp $ */ /* $NetBSD: adutil.c,v 1.15 1996/10/13 02:52:07 christos Exp $ */ /* @@ -83,25 +83,40 @@ adosfs_ahashget(mp, an) /* * insert in hash table and lock */ -void +int adosfs_ainshash(amp, ap) struct adosfsmount *amp; struct anode *ap; { struct proc *p = curproc; /* XXX */ + struct anodechain *hp; + struct anode *aq; /* lock the inode, then put it on the appropriate hash list */ lockmgr(&ap->a_lock, LK_EXCLUSIVE, (struct simplelock *)0, p); + + hp = &->anodetab[AHASH(ap->block)]; + + for (aq = hp->lh_first; ; aq = aq->link.le_next) { + if (aq->block == ap->block) { + lockmgr(&ap->a_lock, LK_RELEASE, + (struct simplelock *)0, p); + + return (EEXIST); + } + } - LIST_INSERT_HEAD(&->anodetab[AHASH(ABLKTOINO(ap->block))], ap, - link); + LIST_INSERT_HEAD(hp, ap, link); + return (0); } void adosfs_aremhash(ap) struct anode *ap; { - LIST_REMOVE(ap, link); + + if (ap->link.le_prev != NULL) + LIST_REMOVE(ap, link); } int |