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_attach_task(struct rdma_restrack_entry *res,
29			       struct task_struct *task);
30#endif /* _RDMA_CORE_RESTRACK_H_ */