LU-11025 dne: support directory restripe

[fs/lustre-release.git] / lustre / include / uapi / linux / lustre / lustre_idl.h

diff --git a/lustre/include/uapi/linux/lustre/lustre_idl.h b/lustre/include/uapi/linux/lustre/lustre_idl.h
index 9b5eb9f..8c992d4 100644 (file)
--- a/lustre/include/uapi/linux/lustre/lustre_idl.h
+++ b/lustre/include/uapi/linux/lustre/lustre_idl.h
@@ -2171,12 +2171,19 @@ struct lmv_mds_md_v1 {
 };
 
 #define LMV_DEBUG(mask, lmv, msg)                                      \
-       CDEBUG(mask, "%s LMV: magic %#x count %u index %u hash %#x version %u migrate offset %u migrate hash %u.\n",    \
+       CDEBUG(mask, "%s LMV: magic=%#x count=%u index=%u hash=%#x version=%u migrate offset=%u migrate hash=%u.\n",    \
               msg, (lmv)->lmv_magic, (lmv)->lmv_stripe_count,          \
               (lmv)->lmv_master_mdt_index, (lmv)->lmv_hash_type,       \
               (lmv)->lmv_layout_version, (lmv)->lmv_migrate_offset,    \
               (lmv)->lmv_migrate_hash)
 
+/* stripe count before directory split */
+#define lmv_split_offset       lmv_migrate_offset
+/* stripe count after directory merge */
+#define lmv_merge_offset       lmv_migrate_offset
+/* directory hash type after merge */
+#define lmv_merge_hash         lmv_migrate_hash
+
 /* foreign LMV EA */
 struct lmv_foreign_md {
        __u32 lfm_magic;        /* magic number = LMV_MAGIC_FOREIGN */