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From: Alexander Motin <mav@FreeBSD.org>
Date: Mon, 6 Oct 2014 12:31:52 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r272615 -
 stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
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Author: mav
Date: Mon Oct  6 12:31:51 2014
New Revision: 272615
URL: https://svnweb.freebsd.org/changeset/base/272615

Log:
  MFC r271308:
  Make ZVOL writes in device mode support IO_SYNC flag.

Modified:
  stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c
==============================================================================
--- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c	Mon Oct  6 12:29:06 2014	(r272614)
+++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zvol.c	Mon Oct  6 12:31:51 2014	(r272615)
@@ -1634,7 +1634,7 @@ zvol_write(struct cdev *dev, struct uio 
 #ifdef sun
 	sync = !(zv->zv_flags & ZVOL_WCE) ||
 #else
-	sync =
+	sync = (ioflag & IO_SYNC) ||
 #endif
 	    (zv->zv_objset->os_sync == ZFS_SYNC_ALWAYS);