ovsdb: Reorder elements in ovsdb_table_schema structure.

By reordering the elements in ovsdb_table_schema structure, pad bytes can be reduced and also a cache line is saved. Before: structure size:72, holes:2, sum padbytes:10, cachelines:2 After: structure size:64, holes:1, sum padbytes:2, cachelines:1 Signed-off-by: Bhanuprakash Bodireddy <[email protected]> Co-authored-by: Antonio Fischetti <[email protected]> Signed-off-by: Antonio Fischetti <[email protected]> Acked-by: Jarno Rajahalme <[email protected]> Acked-by: Daniele Di Proietto <[email protected]>
lzg19 · Oct 18, 2016 · 96d9691 · 96d9691
1 parent 165f5e4
commit 96d9691
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ovsdb/table.h b/ovsdb/table.h
@@ -28,9 +28,9 @@ struct uuid;
 struct ovsdb_table_schema {
     char *name;
     bool mutable;
-    struct shash columns;       /* Contains "struct ovsdb_column *"s. */
-    unsigned int max_rows;      /* Maximum number of rows. */
     bool is_root;               /* Part of garbage collection root set? */
+    unsigned int max_rows;      /* Maximum number of rows. */
+    struct shash columns;       /* Contains "struct ovsdb_column *"s. */
     struct ovsdb_column_set *indexes;
     size_t n_indexes;
 };