Commit 00e66e37 authored by Sudeep Holla's avatar Sudeep Holla
Browse files

arch_topology: Warn that topology for nested clusters is not supported 

We don't support the topology for clusters of CPU clusters while the
DT and ACPI bindings theoritcally support the same. Just warn about the
same so that it is clear to the users of arch_topology that the nested
clusters are not yet supported.

Link: https://lore.kernel.org/r/20220704101605.1318280-21-sudeep.holla@arm.com


Tested-by: default avatarIonela Voinescu <ionela.voinescu@arm.com>
Tested-by: default avatarConor Dooley <conor.dooley@microchip.com>
Signed-off-by: default avatarSudeep Holla <sudeep.holla@arm.com>
parent dea8c0b4

drivers/base/arch_topology.c

+2 −0
Original line number Diff line number Diff line
@@ -567,6 +567,8 @@ static int __init parse_cluster(struct device_node *cluster, int package_id, 
		if (c) {

			leaf = false;

			ret = parse_cluster(c, package_id, i, depth + 1);

			if (depth > 0)

				pr_warn("Topology for clusters of clusters not yet supported\n");

			of_node_put(c);

			if (ret != 0)

				return ret;