tag	line	file	source code
SHM_SWP_TYPE	540	ipc/shm.c	shmd->vm_pte = (SHM_SWP_TYPE << 1) | (id << SHM_ID_SHIFT);
SHM_SWP_TYPE	215	mm/swap.c	if (type == SHM_SWP_TYPE)
SHM_SWP_TYPE	242	mm/swap.c	if (type == SHM_SWP_TYPE)