arch/x86/um/tls_64.c

   1 #include <linux/sched.h>
   2
   3 void clear_flushed_tls(struct task_struct *task)
   4 {
   5 }
   6
   7 int arch_copy_tls(struct task_struct *t)
   8 {
   9         /*
  10          * If CLONE_SETTLS is set, we need to save the thread id
  11          * (which is argument 5, child_tid, of clone) so it can be set
  12          * during context switches.
  13          */
  14         t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)];
  15
  16         return 0;
  17 }