[tip:tracing/kprobes] x86: kretprobe-booster interrupt emulation code fix

[Ingo Molnar]

* Masami Hiramatsu <mhiramat@redhat.com> wrote:

>  	regs->ip = trampoline_address;
>  	regs->orig_ax = ~0UL;
> +	regs->gs = 0;

hm, this wont build on 32-bit.

	Ingo