Re: [PATCH v10 03/14] unwind_user: Add compat mode frame pointer support

[Peter Zijlstra]

On Tue, Jun 10, 2025 at 08:54:24PM -0400, Steven Rostedt wrote:

> +#ifndef arch_unwind_user_init
> +static inline void arch_unwind_user_init(struct unwind_user_state *state, struct pt_regs *reg) {}
> +#endif
> +
> +#ifndef arch_unwind_user_next
> +static inline void arch_unwind_user_next(struct unwind_user_state *state) {}
> +#endif

The purpose of these arch hooks is so far mysterious. No comments, no
changelog, no nothing.