LU-9772 utils: Enable new ZFS MMP on mkfs

[fs/lustre-release.git] / lustre / utils / mount_utils_zfs.c

diff --git a/lustre/utils/mount_utils_zfs.c b/lustre/utils/mount_utils_zfs.c
index 6b33101..aacf076 100644 (file)
--- a/lustre/utils/mount_utils_zfs.c
+++ b/lustre/utils/mount_utils_zfs.c
@@ -697,6 +697,22 @@ int zfs_make_lustre(struct mkfs_opts *mop)
        }
 
        /*
+        * Set Options on ZPOOL
+        *
+        * ALL   - canmount=off
+        * 0.7.0 - multihost=on
+        */
+       php = zpool_open(g_zfs, pool);
+       if (php) {
+               if (pool_exists)
+                       zpool_set_prop(php, "canmount", "off");
+
+               zpool_set_prop(php, "multihost", "on");
+
+               zpool_close(php);
+       }
+
+       /*
         * Create the ZFS filesystem with any required mkfs options:
         * - canmount=off is set to prevent zfs automounting
         * - xattr=sa is set to use system attribute based xattrs