tag	line	file	source code
PIPE_START	111	fs/fifo.c	PIPE_START(*inode) = PIPE_LEN(*inode) = 0;
PIPE_START	160	fs/fifo.c	PIPE_START(*inode) = PIPE_LEN(*inode) = 0;
PIPE_START	557	fs/inode.c	PIPE_START(*inode) = PIPE_LEN(*inode) = 0;
PIPE_START	60	fs/pipe.c	pipebuf = PIPE_BASE(*inode)+PIPE_START(*inode);
PIPE_START	61	fs/pipe.c	PIPE_START(*inode) += chars;
PIPE_START	62	fs/pipe.c	PIPE_START(*inode) &= (PIPE_BUF-1);
PIPE_START	30	include/linux/pipe_fs_i.h	#define PIPE_END(inode)    ((PIPE_START(inode)+PIPE_LEN(inode))&\
PIPE_START	32	include/linux/pipe_fs_i.h	#define PIPE_MAX_RCHUNK(inode)  (PIPE_BUF - PIPE_START(inode))