autofs_expire     141 fs/autofs/autofs_i.h struct autofs_dir_ent *autofs_expire(struct super_block *,struct autofs_sb_info *, struct vfsmount *mnt);
autofs_expire     530 fs/autofs/root.c 	if (!sbi->exp_timeout || !(ent = autofs_expire(sb,sbi,mnt)))