SLICE_LOW_TOP
#define SLICE_NUM_LOW (SLICE_LOW_TOP >> SLICE_LOW_SHIFT)
if (addr < SLICE_LOW_TOP) {
start = (unsigned long)SLICE_LOW_TOP;
(unsigned long)(SLICE_LOW_TOP - 1));
((slice + end) << SLICE_HIGH_SHIFT) : SLICE_LOW_TOP;
return tmp < SLICE_LOW_TOP;
(unsigned long)(SLICE_LOW_TOP - 1));