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kcsan: add atomic_interrupt_fence

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(cherry picked from commit 2c1c1255e4)
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Mateusz Guzik 2021-03-01 07:42:15 +00:00 committed by Konstantin Belousov
parent e298c1c3c2
commit a552da13fc
1 changed files with 1 additions and 0 deletions
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sys/sys/_cscan_atomic.h
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@ -373,6 +373,7 @@ void kcsan_atomic_thread_fence_seq_cst(void);
#define atomic_thread_fence_acq_rel kcsan_atomic_thread_fence_acq_rel
#define atomic_thread_fence_rel kcsan_atomic_thread_fence_rel
#define atomic_thread_fence_seq_cst kcsan_atomic_thread_fence_seq_cst
#define atomic_interrupt_fence __compiler_membar
#endif /* !KCSAN_RUNTIME */