SUBSECTION_SHIFT  755 drivers/nvdimm/pfn_devs.c 	align = max(nd_pfn->align, (1UL << SUBSECTION_SHIFT));
SUBSECTION_SHIFT 1161 include/linux/mmzone.h #define PFN_SUBSECTION_SHIFT (SUBSECTION_SHIFT - PAGE_SHIFT)
SUBSECTION_SHIFT 1165 include/linux/mmzone.h #if SUBSECTION_SHIFT > SECTION_SIZE_BITS
SUBSECTION_SHIFT 1168 include/linux/mmzone.h #define SUBSECTIONS_PER_SECTION (1UL << (SECTION_SIZE_BITS - SUBSECTION_SHIFT))