1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or https://opensource.org/licenses/CDDL-1.0.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright (c) 2020 by Delphix. All rights reserved.
24  */
25 
26 #ifndef _ZFS_PERCPU_H
27 #define	_ZFS_PERCPU_H
28 
29 #include <linux/percpu_counter.h>
30 
31 /*
32  * 3.18 API change,
33  * percpu_counter_init() now must be passed a gfp mask which will be
34  * used for the dynamic allocation of the actual counter.
35  */
36 #ifdef HAVE_PERCPU_COUNTER_INIT_WITH_GFP
37 #define	percpu_counter_init_common(counter, n, gfp) \
38 	percpu_counter_init(counter, n, gfp)
39 #else
40 #define	percpu_counter_init_common(counter, n, gfp) \
41 	percpu_counter_init(counter, n)
42 #endif
43 
44 #endif /* _ZFS_PERCPU_H */
45