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| author | Kimplul <kimi.h.kuparinen@gmail.com> | 2021-12-29 18:47:16 +0200 |
|---|---|---|
| committer | Kimplul <kimi.h.kuparinen@gmail.com> | 2021-12-29 18:49:28 +0200 |
| commit | 4e5595a089c815febd7a0d42ab62940bf13f73ac (patch) | |
| tree | 322f35d9315e9966de8a66052811858df0144085 /include/apos/lock.h | |
| parent | a12e50e5a7dae52ed8bd5a24cc6576371e20985b (diff) | |
| download | kmi-4e5595a089c815febd7a0d42ab62940bf13f73ac.tar.gz kmi-4e5595a089c815febd7a0d42ab62940bf13f73ac.zip | |
Preparations for refactoring
Diffstat (limited to 'include/apos/lock.h')
| -rw-r--r-- | include/apos/lock.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/apos/lock.h b/include/apos/lock.h index b8983fa..178140b 100644 --- a/include/apos/lock.h +++ b/include/apos/lock.h @@ -2,12 +2,14 @@ #define LOCK_H #include <apos/atomic.h> +#include <apos/irq.h> typedef atomic_int spinlock_t; #include <lock.h> static inline void spin_lock(spinlock_t *lck) { + disable_irq(); do { while (atomic_load_explicit(lck, memory_order_acquire)) optional_pause(); @@ -18,6 +20,7 @@ static inline void spin_lock(spinlock_t *lck) static inline void spin_unlock(spinlock_t *lck) { atomic_store_explicit(lck, 0, memory_order_release); + enable_irq(); } #endif /* LOCK_H */ |