Searched defs:barrier (Results 1 - 2 of 2) sorted by relevance

/include/linux/
H A Dcompiler-gcc.h13 /* Optimization barrier */
15 #define barrier() __asm__ __volatile__("": : :"memory") macro
H A Dcompiler.h163 /* Optimization barrier */
164 #ifndef barrier
165 # define barrier() __memory_barrier() macro
181 #define OPTIMIZER_HIDE_VAR(var) barrier()

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