https://github.com/torvalds/linux
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Tip revision: 8f0d8163b50e01f398b14bcd4dc039ac5ab18d64 authored by Linus Torvalds on 28 October 2012, 19:24:48 UTC
Linux 3.7-rc3
Tip revision: 8f0d816
tls_64.c
#include <linux/sched.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;
}
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