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Accquire vnode interlock while playing with flags to see if there 

is someone waiting this vnode.
This commit is contained in:
enami 2000-09-05 05:13:43 +00:00
parent ef2b361222
commit 445cbcb8c1
1 changed files with 5 additions and 2 deletions
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7
sys/kern/vfs_subr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: vfs_subr.c,v 1.138 2000/08/31 14:41:35 bouyer Exp $ */
/* $NetBSD: vfs_subr.c,v 1.139 2000/09/05 05:13:43 enami Exp $ */
/*-
* Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@ -1509,11 +1509,14 @@ vclean(vp, flags, p)
*/
vp->v_op = dead_vnodeop_p;
vp->v_tag = VT_NON;
simple_lock(&vp->v_interlock);
vp->v_flag &= ~VXLOCK;
if (vp->v_flag & VXWANT) {
vp->v_flag &= ~VXWANT;
simple_unlock(&vp->v_interlock);
wakeup((caddr_t)vp);
}
} else
simple_unlock(&vp->v_interlock);
}
/*