projects / deliverable / lttng-modules.git / blame
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|---|---|---|
| e6b06d7d MD |
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 | ||
| 26 | #include <linux/version.h> | |
| 27 | ||
| 28 | #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0) | |
| 29 | ||
| 30 | #include <linux/percpu-defs.h> | |
| 31 | ||
| 32 | #define lttng_this_cpu_ptr(ptr) this_cpu_ptr(ptr) | |
| 33 | ||
| 34 | #else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0) */ | |
| 35 | ||
| 36 | #include <linux/percpu.h> | |
| 37 | ||
| 38 | #define lttng_this_cpu_ptr(ptr) (&__get_cpu_var(*(ptr))) | |
| 39 | ||
| 40 | #endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0) */ | |
| 41 | ||
| 42 | #endif /* _LTTNG_WRAPPER_PERCPU_DEFS_H */ |