_IOC_SIZEMASK    2761 fs/compat_ioctl.c 			(cmd >> _IOC_SIZESHIFT) & _IOC_SIZEMASK,
_IOC_SIZEMASK      95 include/asm-generic/ioctl.h #define _IOC_SIZE(nr)		(((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK)
_IOC_SIZEMASK     102 include/asm-generic/ioctl.h #define IOCSIZE_MASK	(_IOC_SIZEMASK << _IOC_SIZESHIFT)