[src/trunk]: src/sys/dev Remove unneeded vinvalbuf() on backing store as we d...

[hannken <hannken%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9b801808214b
branches:  trunk
changeset: 748219:9b801808214b
user:      hannken <hannken%NetBSD.org@localhost>
date:      Sat Oct 17 10:29:29 2009 +0000

description:
Remove unneeded vinvalbuf() on backing store as we don't use
VOP_BMAP()/VOP_STRATEGY() here.

diffstat:

 sys/dev/fss.c |  12 ++----------
 1 files changed, 2 insertions(+), 10 deletions(-)

diffs (33 lines):

diff -r 0de74eef8a3b -r 9b801808214b sys/dev/fss.c
--- a/sys/dev/fss.c     Sat Oct 17 08:50:49 2009 +0000
+++ b/sys/dev/fss.c     Sat Oct 17 10:29:29 2009 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fss.c,v 1.64 2009/10/13 12:37:19 hannken Exp $ */
+/*     $NetBSD: fss.c,v 1.65 2009/10/17 10:29:29 hannken Exp $ */
 
 /*-
  * Copyright (c) 2003 The NetBSD Foundation, Inc.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.64 2009/10/13 12:37:19 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.65 2009/10/17 10:29:29 hannken Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -705,14 +705,6 @@
                sc->sc_bs_bmask = FSS_FSBSIZE(sc)-1;
        }
 
-       /*
-        * As all IO to from/to the backing store goes through
-        * VOP_STRATEGY() clean the buffer cache to prevent
-        * cache incoherencies.
-        */
-       if ((error = vinvalbuf(sc->sc_bs_vp, V_SAVE, l->l_cred, l, 0, 0)) != 0)
-               return error;
-
        return 0;
 }