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In vclean(DOCLOSE), if vinvalbuf fails because of a write error,

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then redo the vinvalbuf without the V_SAVE which will force
unflushed buffers to be discarded.
This commit is contained in:
dbj 2003-12-01 18:53:10 +00:00
parent fed63d5ffe
commit 37a927564e
1 changed files with 7 additions and 3 deletions
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10
sys/kern/vfs_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_subr.c,v 1.210 2003/11/18 18:26:18 dbj Exp $ */
/* $NetBSD: vfs_subr.c,v 1.211 2003/12/01 18:53:10 dbj Exp $ */
/*-
* Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@ -78,7 +78,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vfs_subr.c,v 1.210 2003/11/18 18:26:18 dbj Exp $");
__KERNEL_RCSID(0, "$NetBSD: vfs_subr.c,v 1.211 2003/12/01 18:53:10 dbj Exp $");
#include "opt_inet.h"
#include "opt_ddb.h"
@ -1605,9 +1605,13 @@ vclean(vp, flags, p)
* Clean out any cached data associated with the vnode.
*/
if (flags & DOCLOSE) {
int error;
vn_start_write(vp, &mp, V_WAIT | V_LOWER);
vinvalbuf(vp, V_SAVE, NOCRED, p, 0, 0);
error = vinvalbuf(vp, V_SAVE, NOCRED, p, 0, 0);
vn_finished_write(mp, V_LOWER);
if (error)
error = vinvalbuf(vp, 0, NOCRED, p, 0, 0);
KASSERT(error == 0);
KASSERT((vp->v_flag & VONWORKLST) == 0);
}
LOCK_ASSERT(!simple_lock_held(&vp->v_interlock));