Lines Matching full:barrier
91 /* Compiler barrier - similar to what Linux uses */
92 #define barrier() asm volatile("" ::: "memory") macro
98 #define cpu_relax() barrier()
113 barrier(); in busy_wait()
130 * adds a compiler barrier.
133 barrier(); \
139 barrier(); \
143 #define smp_wmb() barrier()
163 barrier(); in __read_once_size()
165 barrier(); in __read_once_size()
177 barrier(); in __write_once_size()
179 barrier(); in __write_once_size()