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From: Xin LI <delphij@FreeBSD.org>
Date: Fri, 8 Aug 2014 18:57:43 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r269733 -
 stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
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Author: delphij
Date: Fri Aug  8 18:57:43 2014
New Revision: 269733
URL: http://svnweb.freebsd.org/changeset/base/269733

Log:
  MFC r269093:
  
  Transform the I/O when vdev_physical_ashift is greater than
  SPA_MINBLOCKSHIFT.

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

Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c
==============================================================================
--- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c	Fri Aug  8 18:54:52 2014	(r269732)
+++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c	Fri Aug  8 18:57:43 2014	(r269733)
@@ -2619,7 +2619,8 @@ zio_vdev_io_start(zio_t **ziop)
 
 	align = 1ULL << vd->vdev_top->vdev_ashift;
 
-	if (!(zio->io_flags & ZIO_FLAG_PHYSICAL) &&
+	if ((!(zio->io_flags & ZIO_FLAG_PHYSICAL) ||
+	    (vd->vdev_top->vdev_physical_ashift > SPA_MINBLOCKSHIFT)) &&
 	    P2PHASE(zio->io_size, align) != 0) {
 		/* Transform logical writes to be a full physical block size. */
 		uint64_t asize = P2ROUNDUP(zio->io_size, align);