| 1 | #ifndef _LTT_WRAPPER_SPINLOCK_H |
| 2 | #define _LTT_WRAPPER_SPINLOCK_H |
| 3 | |
| 4 | /* |
| 5 | * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com) |
| 6 | * |
| 7 | * Dual LGPL v2.1/GPL v2 license. |
| 8 | */ |
| 9 | |
| 10 | #include <linux/version.h> |
| 11 | |
| 12 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)) |
| 13 | |
| 14 | #include <linux/string.h> |
| 15 | |
| 16 | #define raw_spin_lock_init(lock) \ |
| 17 | do { \ |
| 18 | raw_spinlock_t __lock = __RAW_SPIN_LOCK_UNLOCKED; \ |
| 19 | memcpy(lock, &__lock, sizeof(lock)); \ |
| 20 | } while (0) |
| 21 | |
| 22 | #define raw_spin_is_locked(lock) __raw_spin_is_locked(lock) |
| 23 | |
| 24 | |
| 25 | #endif |
| 26 | #endif /* _LTT_WRAPPER_SPINLOCK_H */ |