1#include <linux/sched.h>
 
 2
 3void clear_flushed_tls(struct task_struct *task)
 4{
 5}
 6
 7int 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}

 1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/sched.h>
 3#include <asm/ptrace-abi.h>
 4
 5void clear_flushed_tls(struct task_struct *task)
 6{
 7}
 8
 9int arch_set_tls(struct task_struct *t, unsigned long tls)
10{
11	/*
12	 * If CLONE_SETTLS is set, we need to save the thread id
13	 * so it can be set during context switches.
 
14	 */
15	t->thread.regs.regs.gp[FS_BASE / sizeof(unsigned long)] = tls;
16
17	return 0;
18}