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Diffstat (limited to '')
-rw-r--r-- | arch/mips/kernel/topology.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/mips/kernel/topology.c b/arch/mips/kernel/topology.c new file mode 100644 index 000000000..08ad6371f --- /dev/null +++ b/arch/mips/kernel/topology.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/cpu.h> +#include <linux/cpumask.h> +#include <linux/init.h> +#include <linux/node.h> +#include <linux/nodemask.h> +#include <linux/percpu.h> + +static DEFINE_PER_CPU(struct cpu, cpu_devices); + +static int __init topology_init(void) +{ + int i, ret; + +#ifdef CONFIG_NUMA + for_each_online_node(i) + register_one_node(i); +#endif /* CONFIG_NUMA */ + + for_each_present_cpu(i) { + struct cpu *c = &per_cpu(cpu_devices, i); + + c->hotpluggable = !!i; + ret = register_cpu(c, i); + if (ret) + printk(KERN_WARNING "topology_init: register_cpu %d " + "failed (%d)\n", i, ret); + } + + return 0; +} + +subsys_initcall(topology_init); |