139 #define PIPE_PEER(pipe)	\  argument
140 	(((pipe)->pipe_type & PIPE_TYPE_NAMED) ? (pipe) : ((pipe)->pipe_peer))
230 static void pipeclose(struct pipe *cpipe);
231 static void pipe_free_kmem(struct pipe *cpipe);
232 static int pipe_create(struct pipe *pipe, bool backing);
234 static __inline int pipelock(struct pipe *cpipe, int catch);
235 static __inline void pipeunlock(struct pipe *cpipe);
238 static int pipe_build_write_buffer(struct pipe *wpipe, struct uio *uio);
239 static void pipe_destroy_write_buffer(struct pipe *wpipe);
240 static int pipe_direct_write(struct pipe *wpipe, struct uio *uio);
241 static void pipe_clone_write_buffer(struct pipe *wpipe);
243 static int pipespace(struct pipe *cpipe, int size);
244 static int pipespace_new(struct pipe *cpipe, int size);
296 	struct pipe *rpipe, *wpipe;  in pipe_zone_ctor()
369 	struct pipe *rpipe, *wpipe;  in pipe_paircreate()
427 pipe_named_ctor(struct pipe **ppipe, struct thread *td)  in pipe_named_ctor()
441 pipe_dtor(struct pipe *dpipe)  in pipe_dtor()
443 	struct pipe *peer;  in pipe_dtor()
477 	struct pipe *rpipe, *wpipe;  in kern_pipe()
567 pipespace_new(struct pipe *cpipe, int size)  in pipespace_new()
657 pipespace(struct pipe *cpipe, int size)  in pipespace()
669 pipelock(struct pipe *cpipe, int catch)  in pipelock()
697 pipeunlock(struct pipe *cpipe)  in pipeunlock()
712 pipeselwakeup(struct pipe *cpipe)  in pipeselwakeup()
731 pipe_create(struct pipe *pipe, bool large_backing)  in pipe_create()  argument
735 	error = pipespace_new(pipe, !large_backing || amountpipekva >  in pipe_create()
738 		pipe->pipe_ino = alloc_unr64(&pipeino_unr);  in pipe_create()
747 	struct pipe *rpipe;  in pipe_read()
943 pipe_build_write_buffer(struct pipe *wpipe, struct uio *uio)  in pipe_build_write_buffer()
990 pipe_destroy_write_buffer(struct pipe *wpipe)  in pipe_destroy_write_buffer()
1010 pipe_clone_write_buffer(struct pipe *wpipe)  in pipe_clone_write_buffer()
1052 pipe_direct_write(struct pipe *wpipe, struct uio *uio)  in pipe_direct_write()
1138 	struct pipe *wpipe, *rpipe;  in pipe_write()
1403 	struct pipe *cpipe;  in pipe_truncate()
1421 	struct pipe *mpipe = fp->f_data;  in pipe_ioctl()
1492 	struct pipe *rpipe;  in pipe_poll()
1493 	struct pipe *wpipe;  in pipe_poll()
1569 	struct pipe *pipe;  in pipe_stat()  local
1574 	pipe = fp->f_data;  in pipe_stat()
1577 		PIPE_LOCK(pipe);  in pipe_stat()
1578 		error = mac_pipe_check_stat(active_cred, pipe->pipe_pair);  in pipe_stat()
1579 		PIPE_UNLOCK(pipe);  in pipe_stat()
1587 	if (pipe->pipe_type & PIPE_TYPE_NAMED) {  in pipe_stat()
1594 	if (pipe->pipe_pages.cnt != 0)  in pipe_stat()
1595 		ub->st_size = pipe->pipe_pages.cnt;  in pipe_stat()
1597 		ub->st_size = pipe->pipe_buffer.cnt;  in pipe_stat()
1599 	ub->st_atim = pipe->pipe_atime;  in pipe_stat()
1600 	ub->st_mtim = pipe->pipe_mtime;  in pipe_stat()
1601 	ub->st_ctim = pipe->pipe_ctime;  in pipe_stat()
1605 	ub->st_ino = pipe->pipe_ino;  in pipe_stat()
1628 	struct pipe *cpipe;  in pipe_chmod()
1643 	struct pipe *cpipe;  in pipe_chown()
1657 	struct pipe *pi;  in pipe_fill_kinfo()
1673 pipe_free_kmem(struct pipe *cpipe)  in pipe_free_kmem()
1701 pipeclose(struct pipe *cpipe)  in pipeclose()
1706 	struct pipe *ppipe;  in pipeclose()
1782 	struct pipe *cpipe;  in pipe_kqfilter()
1830 	struct pipe *cpipe = kn->kn_hook;  in filt_pipedetach()
1842 	struct pipe *rpipe = kn->kn_hook;  in filt_piperead()
1863 	struct pipe *wpipe = kn->kn_hook;  in filt_pipewrite()