xref: /openbmc/linux/arch/x86/um/tls_64.c (revision 293d5b43)
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 }
19