LU-1581 utils: osd_prepare_lustre

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

diff --git a/lustre/utils/mount_utils_ldiskfs.c b/lustre/utils/mount_utils_ldiskfs.c
index 637c92c..86f9ef5 100644 (file)
--- a/lustre/utils/mount_utils_ldiskfs.c
+++ b/lustre/utils/mount_utils_ldiskfs.c
@@ -731,6 +731,28 @@ int make_lustre_backfs(struct mkfs_opts *mop)
        return ret;
 }
 
+int ldiskfs_prepare_lustre(struct mkfs_opts *mop,
+                          char *default_mountopts, int default_len,
+                          char *always_mountopts, int always_len)
+{
+       struct lustre_disk_data *ldd = &mop->mo_ldd;
+       int ret;
+
+       /* Set MO_IS_LOOP to indicate a loopback device is needed */
+       ret = is_block(mop->mo_device);
+       if (ret < 0) {
+               return errno;
+       } else if (ret == 0) {
+               mop->mo_flags |= MO_IS_LOOP;
+       }
+
+       strscat(default_mountopts, ",errors=remount-ro", default_len);
+       if (IS_MDT(ldd) || IS_MGS(ldd))
+               strscat(always_mountopts, ",user_xattr", always_len);
+
+       return 0;
+}
+
 /* return canonicalized absolute pathname, even if the target file does not
  * exist, unlike realpath */
 static char *absolute_path(char *devname)