lib: objagg: add root count to stats

Count number of roots and add it to stats. It is handy for the library
user to have this stats available as it can act upon it without
counting roots itself.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/objagg.c b/lib/objagg.c
index befe8a47d080..781f41c3c47d 100644
--- a/lib/objagg.c
+++ b/lib/objagg.c
@@ -621,6 +621,8 @@ const struct objagg_stats *objagg_stats_get(struct objagg *objagg)
                 objagg_stats->stats_info[i].objagg_obj = objagg_obj;
                 objagg_stats->stats_info[i].is_root =
                                         objagg_obj_is_root(objagg_obj);
+                if (objagg_stats->stats_info[i].is_root)
+                        objagg_stats->root_count++;
                 i++;
         }
         objagg_stats->stats_info_count = i;
@@ -1031,6 +1033,8 @@ objagg_hints_stats_get(struct objagg_hints *objagg_hints)
         list_for_each_entry(hnode, &objagg_hints->node_list, list) {
                 memcpy(&objagg_stats->stats_info[i], &hnode->stats_info,
                        sizeof(objagg_stats->stats_info[0]));
+                if (objagg_stats->stats_info[i].is_root)
+                        objagg_stats->root_count++;
                 i++;
         }
         objagg_stats->stats_info_count = i;