projects / lttng-modules.git / blame
| Commit | Line | Data |
|---|---|---|
| f6da044f MJ |
1 | #ifndef _LTTNG_WRAPPER_VZALLOC_H |
| 2 | #define _LTTNG_WRAPPER_VZALLOC_H | |
| 3 | ||
| 4 | /* | |
| 5 | * wrapper/vzalloc.h | |
| 6 | * | |
| 7 | * Copyright (C) 2015 Michael Jeanson <mjeanson@efficios.com> | |
| 8 | * | |
| 9 | * This library is free software; you can redistribute it and/or | |
| 10 | * modify it under the terms of the GNU Lesser General Public | |
| 11 | * License as published by the Free Software Foundation; only | |
| 12 | * version 2.1 of the License. | |
| 13 | * | |
| 14 | * This library is distributed in the hope that it will be useful, | |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 | * Lesser General Public License for more details. | |
| 18 | * | |
| 19 | * You should have received a copy of the GNU Lesser General Public | |
| 20 | * License along with this library; if not, write to the Free Software | |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 22 | */ | |
| 23 | ||
| 24 | #include <linux/version.h> | |
| 25 | #include <linux/vmalloc.h> | |
| 26 | ||
| 27 | #if LTTNG_KERNEL_RANGE(2,6,36, 2,6,37) | |
| 28 | static inline | |
| 29 | void *lttng_vzalloc(unsigned long size) | |
| 30 | { | |
| 31 | void *ret; | |
| 32 | ret = vmalloc(size); | |
| 33 | if (!ret) | |
| 34 | return NULL; | |
| 35 | memset(ret, 0, size); | |
| 36 | return ret; | |
| 37 | } | |
| 38 | #else | |
| 39 | static inline | |
| 40 | void *lttng_vzalloc(unsigned long size) | |
| 41 | { | |
| 42 | return vzalloc(size); | |
| 43 | } | |
| 44 | #endif | |
| 45 | ||
| 46 | ||
| 47 | #endif /* _LTTNG_WRAPPER_VZALLOC_H */ |