From: dlg <dlg@openbsd.org>
Date: Thu, 17 Oct 2024 22:44:17 +0000 (+0000)
Subject: use rw_status instead of interpreting RWL_OWNER to see if a lock is busy.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=52bbc3a3be2032369f1066e20537be6eb39cb4c8;p=openbsd

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 201fcac8c7d..922807bcb20 100644
--- 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);
 }
 
 /*