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1 | #ifndef _LTTNG_WRAPPER_PERCPU_DEFS_H |
2 | #define _LTTNG_WRAPPER_PERCPU_DEFS_H | |
3 | ||
4 | /* | |
5 | * wrapper/percpu-defs.h | |
6 | * | |
7 | * wrapper around linux/percpu-defs.h. | |
8 | * | |
9 | * Copyright (C) 2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
10 | * | |
11 | * This library is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU Lesser General Public | |
13 | * License as published by the Free Software Foundation; only | |
14 | * version 2.1 of the License. | |
15 | * | |
16 | * This library is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | * Lesser General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU Lesser General Public | |
22 | * License along with this library; if not, write to the Free Software | |
23 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
24 | */ | |
25 | ||
360d3efe | 26 | #include <lttng-kernel-version.h> |
e6b06d7d | 27 | |
360d3efe | 28 | #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,19,0) |
e6b06d7d MD |
29 | |
30 | #include <linux/percpu-defs.h> | |
31 | ||
32 | #define lttng_this_cpu_ptr(ptr) this_cpu_ptr(ptr) | |
33 | ||
360d3efe | 34 | #else /* #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,19,0) */ |
e6b06d7d MD |
35 | |
36 | #include <linux/percpu.h> | |
37 | ||
38 | #define lttng_this_cpu_ptr(ptr) (&__get_cpu_var(*(ptr))) | |
39 | ||
360d3efe | 40 | #endif /* #else #if LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,19,0) */ |
e6b06d7d MD |
41 | |
42 | #endif /* _LTTNG_WRAPPER_PERCPU_DEFS_H */ |