wake_flag 123 arch/arc/kernel/smp.c static volatile int wake_flag; wake_flag 141 arch/arc/kernel/smp.c __boot_write(wake_flag, cpu); wake_flag 150 arch/arc/kernel/smp.c while (__boot_read(wake_flag) != cpu) wake_flag 153 arch/arc/kernel/smp.c __boot_write(wake_flag, 0);