diff options
Diffstat (limited to 'include/linux/rbtree.h')
| -rw-r--r-- | include/linux/rbtree.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h index 4b7cc4fe366d..ffee81ce7b6f 100644 --- a/include/linux/rbtree.h +++ b/include/linux/rbtree.h @@ -107,6 +107,15 @@ struct rb_node struct rb_node *rb_left; }; +#define rb_parent(r) ((r)->rb_parent) +#define rb_set_parent(r,p) do { (r)->rb_parent = p; } while (0) +#define rb_colour(r) ((r)->rb_colour) +#define rb_is_red(r) ((r)->colour == RB_RED) +#define rb_is_black(r) ((r)->colour == RB_BLACK) +#define rb_set_red(r) do { (r)->colour = RB_RED; } while (0) +#define rb_set_black(r) do { (r)->colour = RB_BLACK; } while (0) +#define rb_set_colour(r,c) do { (r)->colour = (c); } while (0) + struct rb_root { struct rb_node *rb_node; |