__put_user_switch 402 arch/arm/include/asm/uaccess.h __put_user_switch((x), (ptr), __pu_err, __put_user_check); \ __put_user_switch 417 arch/arm/include/asm/uaccess.h __put_user_switch((x), (ptr), __pu_err, __put_user_nocheck); \