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553cb3ed46
sys/param.h was manually adjusted to not define __NetBSD_Version__ since it will be defined by the compiler.
20 lines
No EOL
440 B
C
Vendored
20 lines
No EOL
440 B
C
Vendored
/* $NetBSD: lock.h,v 1.5 2022/07/24 20:28:32 riastradh Exp $ */
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#ifndef _AARCH64_LOCK_H_
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#define _AARCH64_LOCK_H_
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#include <sys/param.h>
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#ifdef __aarch64__
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# ifdef _HARDKERNEL
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# ifdef SPINLOCK_BACKOFF_HOOK
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# undef SPINLOCK_BACKOFF_HOOK
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# endif
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# define SPINLOCK_BACKOFF_HOOK asm volatile("yield" ::: "memory")
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# endif
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# include <sys/common_lock.h>
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#elif defined(__arm__)
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# include <arm/lock.h>
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#endif
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#endif /* _AARCH64_LOCK_H_ */ |