1/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2/*
3 * Copyright (c) 2017-2019 Mellanox Technologies. All rights reserved.
4 */
5
6#ifndef _RDMA_CORE_RESTRACK_H_
7#define _RDMA_CORE_RESTRACK_H_
8
9#include <linux/mutex.h>
10
11/**
12 * struct rdma_restrack_root - main resource tracking management
13 * entity, per-device
14 */
15struct rdma_restrack_root {
16	/**
17	 * @xa: Array of XArray structure to hold restrack entries.
18	 */
19	struct xarray xa;
20	/**
21	 * @next_id: Next ID to support cyclic allocation
22	 */
23	u32 next_id;
24};
25
26int rdma_restrack_init(struct ib_device *dev);
27void rdma_restrack_clean(struct ib_device *dev);
28void rdma_restrack_add(struct rdma_restrack_entry *res);
29void rdma_restrack_del(struct rdma_restrack_entry *res);
30void rdma_restrack_new(struct rdma_restrack_entry *res,
31		       enum rdma_restrack_type type);
32void rdma_restrack_set_name(struct rdma_restrack_entry *res,
33			    const char *caller);
34void rdma_restrack_parent_name(struct rdma_restrack_entry *dst,
35			       const struct rdma_restrack_entry *parent);
36#endif /* _RDMA_CORE_RESTRACK_H_ */
37