LU-11739 lod: subdir under ROOT should honor default layout

[fs/lustre-release.git] / lustre / lod / lod_object.c

diff --git a/lustre/lod/lod_object.c b/lustre/lod/lod_object.c
index db457a4..f26198d 100644 (file)
--- a/lustre/lod/lod_object.c
+++ b/lustre/lod/lod_object.c
@@ -5244,12 +5244,15 @@ static void lod_ah_init(const struct lu_env *env,
                 * If parent object is not root directory,
                 * then get default striping from parent object.
                 */
-               if (likely(lp != NULL) && !fid_is_root(lod_object_fid(lp)))
+               if (likely(lp != NULL)) {
                        lod_get_default_striping(env, lp, lds);
 
-               /* set child default striping info, default value is NULL */
-               if (lds->lds_def_striping_set || lds->lds_dir_def_striping_set)
-                       lc->ldo_def_striping = lds;
+                       /* inherit default striping except ROOT */
+                       if ((lds->lds_def_striping_set ||
+                            lds->lds_dir_def_striping_set) &&
+                           !fid_is_root(lod_object_fid(lp)))
+                               lc->ldo_def_striping = lds;
+               }
 
                /* It should always honour the specified stripes */
                /* Note: old client (< 2.7)might also do lfs mkdir, whose EA