tag	line	file	source code
S_IFIFO	494	fs/inode.c	inode->i_mode |= S_IFIFO | S_IRUSR | S_IWUSR;
S_IFIFO	487	fs/namei.c	case S_IFREG: case S_IFCHR: case S_IFBLK: case S_IFIFO: case S_IFSOCK:
S_IFIFO	139	fs/proc/base.c	S_IFIFO | S_IRUGO, 1, 0, 0,
S_IFIFO	231	fs/proc/inode.c	inode->i_mode = S_IFIFO | S_IRUGO;
S_IFIFO	27	include/linux/stat.h	#define S_ISFIFO(m)  (((m) & S_IFMT) == S_IFIFO)