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genfs_putpages: don't bother to clean the vnode unless VONWORKLST.

This commit is contained in:
yamt 2005-07-17 16:07:19 +00:00
parent a052596ae7
commit 01f4919e33
1 changed files with 20 additions and 2 deletions
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22
sys/miscfs/genfs/genfs_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: genfs_vnops.c,v 1.101 2005/07/17 12:27:47 yamt Exp $ */
/* $NetBSD: genfs_vnops.c,v 1.102 2005/07/17 16:07:19 yamt Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1993
@ -31,7 +31,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.101 2005/07/17 12:27:47 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.102 2005/07/17 16:07:19 yamt Exp $");
#if defined(_KERNEL_OPT)
#include "opt_nfsserver.h"
@ -1132,6 +1132,20 @@ genfs_putpages(void *v)
by_list = (uobj->uo_npages <=
((endoff - startoff) >> PAGE_SHIFT) * UVM_PAGE_HASH_PENALTY);
#if !defined(DEBUG)
/*
* if this vnode is known not to have dirty pages,
* don't bother to clean it out.
*/
if ((vp->v_flag & VONWORKLST) == 0) {
if ((flags & (PGO_FREE|PGO_DEACTIVATE)) == 0) {
goto skip_scan;
}
flags &= ~PGO_CLEANIT;
}
#endif /* !defined(DEBUG) */
/*
* start the loop. when scanning by list, hold the last page
* in the list before we start. pages allocated after we start
@ -1422,6 +1436,10 @@ genfs_putpages(void *v)
LIST_REMOVE(vp, v_synclist);
}
splx(s);
#if !defined(DEBUG)
skip_scan:
#endif /* !defined(DEBUG) */
if (!wasclean && !async) {
s = splbio();
/*