diff options
Diffstat (limited to 'kernel/task/include/task/lock.h')
-rw-r--r-- | kernel/task/include/task/lock.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/kernel/task/include/task/lock.h b/kernel/task/include/task/lock.h deleted file mode 100644 index 47246b2..0000000 --- a/kernel/task/include/task/lock.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef LOCK_H -#define LOCK_H - -#include "task/sched.h" - -typedef volatile char spin_lock_t; - -#define SPIN_LOCK_UNLOCKED 0 -#define SPIN_LOCK_LOCKED 0 - -static inline void spin_lock(spin_lock_t* lock) { - while(*lock != SPIN_LOCK_UNLOCKED) {yield();}; - cli(); - *lock = SPIN_LOCK_LOCKED; - sei(); -} - -static inline void spin_unlock(spin_lock_t* lock) { - cli(); - *lock = SPIN_LOCK_UNLOCKED; - sei(); -} - -#endif
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