tag	line	file	source code
vm_share	73	fs/nfs/mmap.c	mpnt->vm_share = NULL;
vm_share	29	include/linux/mm.h	struct vm_area_struct * vm_share;  /* linked list */
vm_share	147	kernel/chr_drv/mem.c	mpnt->vm_share = NULL;
vm_share	225	mm/mmap.c	mpnt->vm_share = NULL;