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Date:      Wed, 9 Jul 2014 08:17:09 +0000 (UTC)
From:      Xin LI <delphij@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org
Subject:   svn commit: r268453 - vendor/illumos/dist/lib/libzfs/common
Message-ID:  <201407090817.s698H9Rh058514@svn.freebsd.org>
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Author: delphij
Date: Wed Jul  9 08:17:09 2014
New Revision: 268453
URL: http://svnweb.freebsd.org/changeset/base/268453

Log:
  4953 zfs rename <snapshot> need not involve libshare
  4954 "zfs create" need not involve libshare if we are not sharing
  4955 libshare's get_zfs_dataset need not sort the datasets
  Reviewed by: George Wilson <george.wilson@delphix.com>
  Reviewed by: Sebastien Roy <sebastien.roy@delphix.com>
  Reviewed by: Dan McDonald <danmcd@omniti.com>
  Reviewed by: Gordon Ross <gordon.ross@nexenta.com>
  Approved by: Garrett D'Amore <garrett@damore.org>
  
  illumos/illumos-gate@33cde0d0c27645bc9ec94c4d2955193c3dd4027c

Modified:
  vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c
  vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c

Modified: vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c
==============================================================================
--- vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c	Wed Jul  9 08:14:13 2014	(r268452)
+++ vendor/illumos/dist/lib/libzfs/common/libzfs_dataset.c	Wed Jul  9 08:17:09 2014	(r268453)
@@ -22,7 +22,7 @@
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2013, Joyent, Inc. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
  * Copyright (c) 2012 DEY Storage Systems, Inc.  All rights reserved.
  * Copyright (c) 2013 Martin Matuska. All rights reserved.
  * Copyright (c) 2013 Steven Hartland. All rights reserved.
@@ -3794,7 +3794,6 @@ zfs_rename(zfs_handle_t *zhp, const char
 	}
 
 	if (recursive) {
-
 		parentname = zfs_strdup(zhp->zfs_hdl, zhp->zfs_name);
 		if (parentname == NULL) {
 			ret = -1;
@@ -3807,8 +3806,7 @@ zfs_rename(zfs_handle_t *zhp, const char
 			ret = -1;
 			goto error;
 		}
-
-	} else {
+	} else if (zhp->zfs_type != ZFS_TYPE_SNAPSHOT) {
 		if ((cl = changelist_gather(zhp, ZFS_PROP_NAME, 0,
 		    force_unmount ? MS_FORCE : 0)) == NULL)
 			return (-1);
@@ -3856,23 +3854,23 @@ zfs_rename(zfs_handle_t *zhp, const char
 		 * On failure, we still want to remount any filesystems that
 		 * were previously mounted, so we don't alter the system state.
 		 */
-		if (!recursive)
+		if (cl != NULL)
 			(void) changelist_postfix(cl);
 	} else {
-		if (!recursive) {
+		if (cl != NULL) {
 			changelist_rename(cl, zfs_get_name(zhp), target);
 			ret = changelist_postfix(cl);
 		}
 	}
 
 error:
-	if (parentname) {
+	if (parentname != NULL) {
 		free(parentname);
 	}
-	if (zhrp) {
+	if (zhrp != NULL) {
 		zfs_close(zhrp);
 	}
-	if (cl) {
+	if (cl != NULL) {
 		changelist_free(cl);
 	}
 	return (ret);

Modified: vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c
==============================================================================
--- vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c	Wed Jul  9 08:14:13 2014	(r268452)
+++ vendor/illumos/dist/lib/libzfs/common/libzfs_mount.c	Wed Jul  9 08:17:09 2014	(r268453)
@@ -21,6 +21,7 @@
 
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014 by Delphix. All rights reserved.
  */
 
 /*
@@ -715,14 +716,6 @@ zfs_share_proto(zfs_handle_t *zhp, zfs_s
 	if (!zfs_is_mountable(zhp, mountpoint, sizeof (mountpoint), NULL))
 		return (0);
 
-	if ((ret = zfs_init_libshare(hdl, SA_INIT_SHARE_API)) != SA_OK) {
-		(void) zfs_error_fmt(hdl, EZFS_SHARENFSFAILED,
-		    dgettext(TEXT_DOMAIN, "cannot share '%s': %s"),
-		    zfs_get_name(zhp), _sa_errorstr != NULL ?
-		    _sa_errorstr(ret) : "");
-		return (-1);
-	}
-
 	for (curr_proto = proto; *curr_proto != PROTO_END; curr_proto++) {
 		/*
 		 * Return success if there are no share options.
@@ -733,6 +726,15 @@ zfs_share_proto(zfs_handle_t *zhp, zfs_s
 		    strcmp(shareopts, "off") == 0)
 			continue;
 
+		ret = zfs_init_libshare(hdl, SA_INIT_SHARE_API);
+		if (ret != SA_OK) {
+			(void) zfs_error_fmt(hdl, EZFS_SHARENFSFAILED,
+			    dgettext(TEXT_DOMAIN, "cannot share '%s': %s"),
+			    zfs_get_name(zhp), _sa_errorstr != NULL ?
+			    _sa_errorstr(ret) : "");
+			return (-1);
+		}
+
 		/*
 		 * If the 'zoned' property is set, then zfs_is_mountable()
 		 * will have already bailed out if we are in the global zone.

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