Lines Matching full:barrier
90 /* Compiler barrier - similar to what Linux uses */
91 #define barrier() asm volatile("" ::: "memory") macro
97 #define cpu_relax() barrier()
110 barrier(); in busy_wait()
125 * adds a compiler barrier.
128 barrier(); \
134 barrier(); \
138 #define smp_wmb() barrier()
158 barrier(); \ in __read_once_size()
160 barrier(); \ in __read_once_size()
172 barrier(); in __write_once_size()
174 barrier(); in __write_once_size()