Commit d9823bfc authored Jan 02, 2018 by Suzuki K Poulose Committed by Raghavendra Rao Ananta Mar 22, 2018

arm64: Use of_cpu_node_to_id helper for CPU topology parsing



Make use of the new generic helper to convert an of_node of a CPU
to the logical CPU id in parsing the topology.

Change-Id: If540bdef68ae2e7bc2e521de21dff8415279fc07
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Git-commit: 52cac1103af3283c7e4386b796da9cc92c3320e0
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


[rananta@codeaurora.org: Reformatted print statement to avoid info leak]
Signed-off-by: Raghavendra Rao Ananta <rananta@codeaurora.org>

parent 76154d31

arch/arm64/kernel/topology.c

+6 −10

Original line number	Diff line number	Diff line
		@@ -38,18 +38,14 @@ static int __init get_cpu_for_node(struct device_node *node)
		if (!cpu_node)
		return -1;

		for_each_possible_cpu(cpu) {
		if (of_get_cpu_node(cpu, NULL) == cpu_node) {
		cpu = of_cpu_node_to_id(cpu_node);
		if (cpu >= 0)
		topology_parse_cpu_capacity(cpu_node, cpu);
		of_node_put(cpu_node);
		return cpu;
		}
		}

		pr_crit("Unable to find CPU node for %pOF\n", cpu_node);
		else
		pr_crit("Unable to find CPU node for %pKOF\n", cpu_node);

		of_node_put(cpu_node);
		return -1;
		return cpu;
		}

		static int __init parse_core(struct device_node *core, int cluster_id,