LU-9771 flr: lfs setstripe to create a new mirror

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

diff --git a/lustre/utils/liblustreapi_layout.c b/lustre/utils/liblustreapi_layout.c
index f6e477c..5f474b8 100644 (file)
--- a/lustre/utils/liblustreapi_layout.c
+++ b/lustre/utils/liblustreapi_layout.c
@@ -515,8 +515,9 @@ llapi_layout_to_lum(const struct llapi_layout *layout)
                comp_v1->lcm_magic = LOV_USER_MAGIC_COMP_V1;
                comp_v1->lcm_size = lum_size;
                comp_v1->lcm_layout_gen = 0;
-               comp_v1->lcm_flags = 0;
+               comp_v1->lcm_flags = layout->llot_flags;
                comp_v1->lcm_entry_count = comp_cnt;
+               comp_v1->lcm_mirror_count = 0;
                offset += lum_size;
        }
 
@@ -1511,6 +1512,20 @@ int llapi_layout_file_create(const char *path, int open_flags, int mode,
 }
 
 /**
+ * Set flags to the header of a component layout.
+ */
+int llapi_layout_flags_set(struct llapi_layout *layout, uint32_t flags)
+{
+       if (layout->llot_magic != LLAPI_LAYOUT_MAGIC) {
+               errno = EINVAL;
+               return -1;
+       }
+
+       layout->llot_flags = flags;
+       return 0;
+}
+
+/**
  * Fetch the start and end offset of the current layout component.
  *
  * \param[in] layout   the layout component