On Mon, Mar 04, 2013 at 03:38:12PM +0100, Anton Arapov wrote:
>
> diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h
> index c353555..fa9d9de 100644
> --- a/arch/x86/include/asm/uprobes.h
> +++ b/arch/x86/include/asm/uprobes.h
> @@ -56,4 +56,9 @@ extern bool arch_uprobe_xol_was_trapped(struct task_struct
> *tsk);
> extern int arch_uprobe_exception_notify(struct notifier_block *self,
> unsigned long val, void *data);
> extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs
> *regs);
> extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long
> rp_trampoline_vaddr, struct pt_regs *regs);
> +
> +static inline unsigned long arch_uretprobe_get_sp(struct pt_regs *regs)
> +{
> + return (unsigned long)regs->sp;
> +}
You could use GET_USP() here.
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