On Fri, 24 Oct 2025 16:29:07 +0200
Jens Remus <[email protected]> wrote:
> @Steven: Any idea why you added pt_regs? Your v9 even had this other
> instance of unused pt_regs:
>
> +static struct unwind_user_frame *get_fp_frame(struct pt_regs *regs)
> +{
> + return &fp_frame;
> +}
According to the history:
https://lore.kernel.org/linux-trace-kernel/[email protected]/
Which has:
Changes since v8:
https://lore.kernel.org/linux-trace-kernel/[email protected]/
- Rebased on the changes by Mathieu in the kernel/unwind/user.c file
https://lore.kernel.org/all/[email protected]/
It looks like it came in from Mathieu's updates, which was trying to deal
with compat. But then after noticing that compat wasn't working on my tests
boxes, I removed it. The removal failed to notice that regs is now unused.
-- Steve
