arch/x86/um/tls_64.c

   1 #include <linux/sched.h>
   2 #include <asm/ptrace-abi.h>
   3
   4 void clear_flushed_tls(struct task_struct *task)
   5 {
   6 }
   7
   8 int arch_copy_tls(struct task_struct *t)
   9 {
  10         /*
  11          * If CLONE_SETTLS is set, we need to save the thread id
  12          * (which is argument 5, child_tid, of clone) so it can be set
  13          * during context switches.
  14          */
  15         t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)];
  16
  17         return 0;
  18 }