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Since ktrace/systrace can sleep, move the VREF(dp) to before them.

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This commit is contained in:
dsl 2007-04-26 21:21:44 +00:00
parent dac395ade7
commit e9a2689558
1 changed files with 3 additions and 3 deletions
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6
sys/kern/vfs_lookup.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_lookup.c,v 1.90 2007/04/26 20:58:37 dsl Exp $ */
/* $NetBSD: vfs_lookup.c,v 1.91 2007/04/26 21:21:44 dsl Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1993
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vfs_lookup.c,v 1.90 2007/04/26 20:58:37 dsl Exp $");
__KERNEL_RCSID(0, "$NetBSD: vfs_lookup.c,v 1.91 2007/04/26 21:21:44 dsl Exp $");
#include "opt_ktrace.h"
#include "opt_systrace.h"
@ -345,6 +345,7 @@ namei(struct nameidata *ndp)
dp = cwdi->cwdi_cdir;
ndp->ni_erootdir = NULL;
}
VREF(dp);
#ifdef KTRACE
if (KTRPOINT(cnp->cn_lwp->l_proc, KTR_NAMEI)) {
@ -373,7 +374,6 @@ namei(struct nameidata *ndp)
systrace_namei(ndp);
#endif
VREF(dp);
vn_lock(dp, LK_EXCLUSIVE | LK_RETRY);
/* Loop through symbolic links */
for (;;) {