142 #define PIPE_PEER(pipe)	\  argument
143 	(((pipe)->pipe_type & PIPE_TYPE_NAMED) ? (pipe) : ((pipe)->pipe_peer))
227 static void pipeclose(struct pipe *cpipe);
228 static void pipe_free_kmem(struct pipe *cpipe);
229 static int pipe_create(struct pipe *pipe, bool backing);
231 static __inline int pipelock(struct pipe *cpipe, int catch);
232 static __inline void pipeunlock(struct pipe *cpipe);
235 static int pipe_build_write_buffer(struct pipe *wpipe, struct uio *uio);
236 static void pipe_destroy_write_buffer(struct pipe *wpipe);
237 static int pipe_direct_write(struct pipe *wpipe, struct uio *uio);
238 static void pipe_clone_write_buffer(struct pipe *wpipe);
240 static int pipespace(struct pipe *cpipe, int size);
241 static int pipespace_new(struct pipe *cpipe, int size);
270 	struct pipe *rpipe, *wpipe;  in pipe_zone_ctor()
343 	struct pipe *rpipe, *wpipe;  in pipe_paircreate()
399 pipe_named_ctor(struct pipe **ppipe, struct thread *td)  in pipe_named_ctor()
413 pipe_dtor(struct pipe *dpipe)  in pipe_dtor()
415 	struct pipe *peer;  in pipe_dtor()
449 	struct pipe *rpipe, *wpipe;  in kern_pipe()
539 pipespace_new(struct pipe *cpipe, int size)  in pipespace_new()
604 pipespace(struct pipe *cpipe, int size)  in pipespace()
616 pipelock(struct pipe *cpipe, int catch)  in pipelock()
644 pipeunlock(struct pipe *cpipe)  in pipeunlock()
660 pipeselwakeup(struct pipe *cpipe)  in pipeselwakeup()
679 pipe_create(struct pipe *pipe, bool large_backing)  in pipe_create()  argument
683 	error = pipespace_new(pipe, !large_backing || amountpipekva >  in pipe_create()
686 		pipe->pipe_ino = alloc_unr64(&pipeino_unr);  in pipe_create()
695 	struct pipe *rpipe;  in pipe_read()
872 pipe_build_write_buffer(struct pipe *wpipe, struct uio *uio)  in pipe_build_write_buffer()
917 pipe_destroy_write_buffer(struct pipe *wpipe)  in pipe_destroy_write_buffer()
937 pipe_clone_write_buffer(struct pipe *wpipe)  in pipe_clone_write_buffer()
979 pipe_direct_write(struct pipe *wpipe, struct uio *uio)  in pipe_direct_write()
1065 	struct pipe *wpipe, *rpipe;  in pipe_write()
1330 	struct pipe *cpipe;  in pipe_truncate()
1348 	struct pipe *mpipe = fp->f_data;  in pipe_ioctl()
1419 	struct pipe *rpipe;  in pipe_poll()
1420 	struct pipe *wpipe;  in pipe_poll()
1497 	struct pipe *pipe;  in pipe_stat()  local
1502 	pipe = fp->f_data;  in pipe_stat()
1505 		PIPE_LOCK(pipe);  in pipe_stat()
1506 		error = mac_pipe_check_stat(active_cred, pipe->pipe_pair);  in pipe_stat()
1507 		PIPE_UNLOCK(pipe);  in pipe_stat()
1515 	if (pipe->pipe_type & PIPE_TYPE_NAMED) {  in pipe_stat()
1522 	if (pipe->pipe_pages.cnt != 0)  in pipe_stat()
1523 		ub->st_size = pipe->pipe_pages.cnt;  in pipe_stat()
1525 		ub->st_size = pipe->pipe_buffer.cnt;  in pipe_stat()
1527 	ub->st_atim = pipe->pipe_atime;  in pipe_stat()
1528 	ub->st_mtim = pipe->pipe_mtime;  in pipe_stat()
1529 	ub->st_ctim = pipe->pipe_ctime;  in pipe_stat()
1533 	ub->st_ino = pipe->pipe_ino;  in pipe_stat()
1556 	struct pipe *cpipe;  in pipe_chmod()
1571 	struct pipe *cpipe;  in pipe_chown()
1585 	struct pipe *pi;  in pipe_fill_kinfo()
1598 pipe_free_kmem(struct pipe *cpipe)  in pipe_free_kmem()
1624 pipeclose(struct pipe *cpipe)  in pipeclose()
1627 	struct pipe *ppipe;  in pipeclose()
1700 	struct pipe *cpipe;  in pipe_kqfilter()
1744 	struct pipe *cpipe = kn->kn_hook;  in filt_pipedetach()
1756 	struct pipe *rpipe = kn->kn_hook;  in filt_piperead()
1777 	struct pipe *wpipe = kn->kn_hook;  in filt_pipewrite()