The cede latency stuff is relatively new and we don't need to complain about
it not working on older firmware.
Signed-off-by: NAnton Blanchard <anton@samba.org>
Acked-by: NBalbir Singh <balbir@linux.vnet.ibm.com>
Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>