PG_slab           835 fs/proc/proc_misc.c 			kpf_copy_bit(kflags, KPF_SLAB, PG_slab) |
PG_slab           331 include/linux/page-flags.h 			 1 << PG_slab  | 1 << PG_swapcache | 1 << PG_active)
PG_slab          1125 mm/slub.c      	page->flags |= 1 << PG_slab;