Lines Matching refs:pipe
531 struct pipe_inode_info *pipe = file->private_data;
533 pipe_lock(pipe);
534 pipe->readers++;
535 pipe->writers--;
536 wake_up_interruptible_sync(&pipe->rd_wait);
537 kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN);
538 pipe_unlock(pipe);
544 wait_event_interruptible(pipe->rd_wait, pipe->readers == 1);
546 pipe_lock(pipe);
547 pipe->readers--;
548 pipe->writers++;
549 pipe_unlock(pipe);
556 * it sets up a pipe and installs it as fd 0 (stdin)
626 * environment (pipe handler or fully qualified path).
707 printk(KERN_INFO "Core dump to |%s pipe failed\n",