__arch_read_trylock 256 arch/powerpc/include/asm/spinlock.h if (likely(__arch_read_trylock(rw) > 0)) __arch_read_trylock 283 arch/powerpc/include/asm/spinlock.h return __arch_read_trylock(rw) > 0; __arch_read_trylock 181 arch/sparc/include/asm/spinlock_32.h res = __arch_read_trylock(lock); \