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Date:      Mon, 2 Oct 2017 00:08:58 +0000 (UTC)
From:      Rick Macklem <rmacklem@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject:   svn commit: r324183 - projects/pnfs-planb-server-stable11/sys/fs/nfsclient
Message-ID:  <201710020008.v9208wSA019872@repo.freebsd.org>

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Author: rmacklem
Date: Mon Oct  2 00:08:58 2017
New Revision: 324183
URL: https://svnweb.freebsd.org/changeset/base/324183

Log:
  Fix the pNFS Flex File Layout client so that it doesn't do LayoutCommit
  when the flag is set to say don't do it.

Modified:
  projects/pnfs-planb-server-stable11/sys/fs/nfsclient/nfs_clstate.c

Modified: projects/pnfs-planb-server-stable11/sys/fs/nfsclient/nfs_clstate.c
==============================================================================
--- projects/pnfs-planb-server-stable11/sys/fs/nfsclient/nfs_clstate.c	Mon Oct  2 00:02:01 2017	(r324182)
+++ projects/pnfs-planb-server-stable11/sys/fs/nfsclient/nfs_clstate.c	Mon Oct  2 00:08:58 2017	(r324183)
@@ -5282,7 +5282,15 @@ nfscl_dolayoutcommit(struct nfsmount *nmp, struct nfsc
 	else
 		layouttype = NFSLAYOUT_FLEXFILE;
 	LIST_FOREACH(flp, &lyp->nfsly_flayrw, nfsfl_list) {
-		if (flp->nfsfl_off <= lyp->nfsly_lastbyte) {
+		if (layouttype == NFSLAYOUT_FLEXFILE &&
+		    (flp->nfsfl_fflags & NFSFLEXFLAG_NO_LAYOUTCOMMIT) != 0) {
+			NFSCL_DEBUG(4, "Flex file: no layoutcommit\n");
+			/* If not supported, don't bother doing it. */
+			NFSLOCKMNT(nmp);
+			nmp->nm_state |= NFSSTA_NOLAYOUTCOMMIT;
+			NFSUNLOCKMNT(nmp);
+			break;
+		} else if (flp->nfsfl_off <= lyp->nfsly_lastbyte) {
 			len = flp->nfsfl_end - flp->nfsfl_off;
 			error = nfsrpc_layoutcommit(nmp, lyp->nfsly_fh,
 			    lyp->nfsly_fhlen, 0, flp->nfsfl_off, len,



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