diff options
Diffstat (limited to 'sys/kern/vfs_vnops.c')
| -rw-r--r-- | sys/kern/vfs_vnops.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/sys/kern/vfs_vnops.c b/sys/kern/vfs_vnops.c index 756c945..0b32a7d 100644 --- a/sys/kern/vfs_vnops.c +++ b/sys/kern/vfs_vnops.c @@ -36,7 +36,7 @@ * SUCH DAMAGE. * * @(#)vfs_vnops.c 8.2 (Berkeley) 1/21/94 - * $Id: vfs_vnops.c,v 1.60 1998/11/02 02:36:16 peter Exp $ + * $Id: vfs_vnops.c,v 1.61 1999/01/05 18:49:56 eivind Exp $ */ #include <sys/param.h> @@ -510,10 +510,18 @@ vn_poll(fp, events, cred, p) * acquire requested lock. */ int +#ifndef DEBUG_LOCKS vn_lock(vp, flags, p) +#else +debug_vn_lock(vp, flags, p, filename, line) +#endif struct vnode *vp; int flags; struct proc *p; +#ifdef DEBUG_LOCKS + const char *filename; + int line; +#endif { int error; @@ -526,7 +534,12 @@ vn_lock(vp, flags, p) tsleep((caddr_t)vp, PINOD, "vn_lock", 0); error = ENOENT; } else { - error = VOP_LOCK(vp, flags | LK_NOPAUSE | LK_INTERLOCK, p); +#ifdef DEBUG_LOCKS + vp->filename = filename; + vp->line = line; +#endif + error = VOP_LOCK(vp, + flags | LK_NOPAUSE | LK_INTERLOCK, p); if (error == 0) return (error); } |
