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From: Alexander Motin <mav@FreeBSD.org>
Date: Tue, 18 Jun 2013 09:31:07 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r251921 - stable/9/sys/geom/multipath
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Author: mav
Date: Tue Jun 18 09:31:06 2013
New Revision: 251921
URL: http://svnweb.freebsd.org/changeset/base/251921

Log:
  MFC r248696:
  Make GEOM MULTIPATH to report unmapped bio support if underling path report
  it.  GEOM MULTIPATH itself never touches the data and so transparent.

Modified:
  stable/9/sys/geom/multipath/g_multipath.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/geom/multipath/g_multipath.c
==============================================================================
--- stable/9/sys/geom/multipath/g_multipath.c	Tue Jun 18 09:29:30 2013	(r251920)
+++ stable/9/sys/geom/multipath/g_multipath.c	Tue Jun 18 09:31:06 2013	(r251921)
@@ -522,6 +522,8 @@ g_multipath_add_disk(struct g_geom *gp, 
 		sc->sc_pp->stripesize = pp->stripesize;
 		sc->sc_pp->stripeoffset = pp->stripeoffset;
 	}
+	if (sc->sc_pp != NULL)
+		sc->sc_pp->flags |= pp->flags & G_PF_ACCEPT_UNMAPPED;
 	mtx_lock(&sc->sc_mtx);
 	cp->index = 0;
 	sc->sc_ndisks++;