/* * arch/arm/include/asm/mutex.h * * ARM optimized mutex locking primitives * * Please look into asm-generic/mutex-xchg.h for a formal definition. */ #ifndef _ASM_MUTEX_H #define _ASM_MUTEX_H /* * On pre-ARMv6 hardware this results in a swp-based implementation, * which is the most efficient. For ARMv6+, we emit a pair of exclusive * accesses instead. */ #include <asm-generic/mutex-xchg.h> #endif