#include <linux/sched.h>
  #include <asm/ptrace-abi.h>
  
  void clear_flushed_tls(struct task_struct *task)
  {
  }
  
  int arch_copy_tls(struct task_struct *t)
  {
  	/*
  	 * If CLONE_SETTLS is set, we need to save the thread id
  	 * (which is argument 5, child_tid, of clone) so it can be set
  	 * during context switches.
  	 */
  	t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)];
  
  	return 0;
  }