cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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topology.c (571B)

      1// SPDX-License-Identifier: GPL-2.0
      2#include <linux/cpu.h>
      3#include <linux/cpumask.h>
      4#include <linux/init.h>
      5#include <linux/node.h>
      6#include <linux/nodemask.h>
      7#include <linux/percpu.h>
      8
      9static DEFINE_PER_CPU(struct cpu, cpu_devices);
     10
     11static int __init topology_init(void)
     12{
     13	int i, ret;
     14
     15	for_each_present_cpu(i) {
     16		struct cpu *c = &per_cpu(cpu_devices, i);
     17
     18		c->hotpluggable = !!i;
     19		ret = register_cpu(c, i);
     20		if (ret)
     21			printk(KERN_WARNING "topology_init: register_cpu %d "
     22			       "failed (%d)\n", i, ret);
     23	}
     24
     25	return 0;
     26}
     27
     28subsys_initcall(topology_init);