use rw_status instead of interpreting RWL_OWNER to see if a lock is busy.

ok claudio@

diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c
index 201fcac..922807b 100644 (file)
--- a/sys/kern/vfs_subr.c
+++ b/sys/kern/vfs_subr.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: vfs_subr.c,v 1.322 2024/07/13 14:37:55 beck Exp $     */
+/*     $OpenBSD: vfs_subr.c,v 1.323 2024/10/17 22:44:17 dlg Exp $      */
 /*     $NetBSD: vfs_subr.c,v 1.53 1996/04/22 01:39:13 christos Exp $   */
 
 /*
@@ -246,10 +246,7 @@ vfs_unbusy(struct mount *mp)
 int
 vfs_isbusy(struct mount *mp)
 {
-       if (RWLOCK_OWNER(&mp->mnt_lock) > 0)
-               return (1);
-       else
-               return (0);
+       return (rw_status(&mp->mnt_lock) != 0);
 }
 
 /*