bsd/kern/sys_pipe.c

492 	int	pipe_size = 0;
512 		        pipe_size  = MAX_PIPESIZE(cpipe->pipe_peer);
518 	        pipe_size  = MAX_PIPESIZE(cpipe);
525 	if (pipe_size == 0)
526 		pipe_size  = MAX(PIPE_SIZE, pipesize_blocks[0]);
533 		sb64->st_blksize = pipe_size;
560 		sb->st_blksize = pipe_size;
866 	int pipe_size;
893 	pipe_size = 0;
906 	        pipe_size = choose_pipespace(wpipe->pipe_buffer.size, wpipe->pipe_buffer.cnt + orig_resid);
908 	if (pipe_size) {
915 				error = pipespace(wpipe, pipe_size);
917 				error = expand_pipespace(wpipe, pipe_size);
1516 	int pipe_size = 0;
1538 		        pipe_size  = MAX_PIPESIZE(cpipe->pipe_peer);
1544 	        pipe_size  = MAX_PIPESIZE(cpipe);
1551 	if (pipe_size == 0)
1552 		pipe_size  = PIPE_SIZE;
1558 	ub->vst_blksize = pipe_size;