arch_read_relax 26 arch/openrisc/include/asm/spinlock.h #define arch_read_relax(lock) cpu_relax() arch_read_relax 316 arch/powerpc/include/asm/spinlock.h #define arch_read_relax(lock) rw_yield(lock) arch_read_relax 106 arch/s390/include/asm/spinlock.h #define arch_read_relax(rw) barrier() arch_read_relax 49 kernel/locking/spinlock.c # define arch_read_relax(l) cpu_relax()