ksm_rmap_items    255 mm/ksm.c       static unsigned long ksm_rmap_items;
ksm_rmap_items    384 mm/ksm.c       		ksm_rmap_items++;
ksm_rmap_items    390 mm/ksm.c       	ksm_rmap_items--;
ksm_rmap_items   3095 mm/ksm.c       	ksm_pages_volatile = ksm_rmap_items - ksm_pages_shared