Function do_tee

test/splice.c:194–198

}

static int do_tee(struct io_uring *ring, int fd_in, int fd_out,
		  unsigned int len)
{
	return do_splice_op(ring, fd_in, 0, fd_out, 0, len, IORING_OP_TEE);
}

static void check_splice_support(struct io_uring *ring, struct test_ctx *ctx)
{