pipe_buf_confirm  696 fs/fuse/dev.c  			err = pipe_buf_confirm(cs->pipe, buf);
pipe_buf_confirm  795 fs/fuse/dev.c  	err = pipe_buf_confirm(cs->pipe, buf);
pipe_buf_confirm  299 fs/pipe.c      			error = pipe_buf_confirm(pipe, buf);
pipe_buf_confirm  409 fs/pipe.c      			ret = pipe_buf_confirm(pipe, buf);
pipe_buf_confirm  493 fs/splice.c    		ret = pipe_buf_confirm(pipe, buf);
pipe_buf_confirm  732 fs/splice.c    			ret = pipe_buf_confirm(pipe, buf);