__ALIGN_KERNEL_MASK   50 include/linux/kernel.h #define __ALIGN_MASK(x, mask)	__ALIGN_KERNEL_MASK((x), (mask))
__ALIGN_KERNEL_MASK    9 include/uapi/linux/kernel.h #define __ALIGN_KERNEL(x, a)		__ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1)