KFunc bpf_rbtree_add

7.1

Add node to red-black-tree with root root using comparator less

Definition

Parameters

root: Root node of the red-back-tree. node: Node to add to the tree. less: Callback function used as comparator.

Returns

• 0 if the node was successfully added
• -EINVAL if the node wasn't added because it's already in a tree

Signature

int bpf_rbtree_add(struct bpf_rb_root *root, struct bpf_rb_node *node, bool (less)(struct bpf_rb_node * , const struct bpf_rb_node * ))

Usage

Docs could be improved

This part of the docs is incomplete, contributions are very welcome

Program types

The following program types can make use of this kfunc:

• BPF_PROG_TYPE_LSM
• BPF_PROG_TYPE_SCHED_CLS
• BPF_PROG_TYPE_STRUCT_OPS
• BPF_PROG_TYPE_TRACING
• BPF_PROG_TYPE_XDP

Example

Docs could be improved

This part of the docs is incomplete, contributions are very welcome