On 11/07, Namhyung Kim wrote:
>
> On Wed, 6 Nov 2013 19:24:08 +0100, Oleg Nesterov wrote:
> >
> > Note that instruction_pointer_set() is not really nice in any case,
> > this can obviously confuse FETCH_MTD_reg("ip").
>
> Yes.
>
> >
> > But lets ignore this. The solution is simple, we can pass/use this
> > info via current->utask. We can either add the new member, or add
> > a union. Or simply reuse xol_vaddr. Doesn't matter.
>
> Okay, I'll take a look.I guess we need the union in uprobe_task anyway... I'll send the patch soon. Until we have the new members in uprobe_task, you can reuse utask->vaddr, this is safe. IOW, you can use current->utask->vaddr instead of regs->ip (as we did in the previous discussin) to pass the necessary info to ->fetch(). Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
