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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cpuinfo.c (670B)

      1// SPDX-License-Identifier: GPL-2.0
      2#include <linux/cpufreq.h>
      3#include <linux/fs.h>
      4#include <linux/init.h>
      5#include <linux/proc_fs.h>
      6#include <linux/seq_file.h>
      7
      8extern const struct seq_operations cpuinfo_op;
      9
     10static int cpuinfo_open(struct inode *inode, struct file *file)
     11{
     12	return seq_open(file, &cpuinfo_op);
     13}
     14
     15static const struct proc_ops cpuinfo_proc_ops = {
     16	.proc_flags	= PROC_ENTRY_PERMANENT,
     17	.proc_open	= cpuinfo_open,
     18	.proc_read_iter	= seq_read_iter,
     19	.proc_lseek	= seq_lseek,
     20	.proc_release	= seq_release,
     21};
     22
     23static int __init proc_cpuinfo_init(void)
     24{
     25	proc_create("cpuinfo", 0, NULL, &cpuinfo_proc_ops);
     26	return 0;
     27}
     28fs_initcall(proc_cpuinfo_init);