taglinefilesource code
PIPE_SIZE47fs/pipe.cwhile (count>0 && (size = PIPE_SIZE(*inode))) {
PIPE_SIZE142fs/pipe.cput_fs_long(PIPE_SIZE(*pino),(unsigned long *) arg);
PIPE_SIZE204fs/pipe.cwhile (!PIPE_SIZE(*inode)) {
PIPE_SIZE27include/linux/pipe_fs_i.h#define PIPE_EMPTY(inode)  (PIPE_SIZE(inode)==0)
PIPE_SIZE28include/linux/pipe_fs_i.h#define PIPE_FULL(inode)  (PIPE_SIZE(inode)==PIPE_BUF)