Re: [PATCH v6 03/14] rust: sync: add `Arc::as_ptr`

[Tamir Duberstein]

On Thu, Jan 16, 2025 at 2:23 PM Andreas Hindborg <a.hindborg@xxxxxxxxxx> wrote:
>
> "Tamir Duberstein" <tamird@xxxxxxxxx> writes:
>
> > On Fri, Jan 10, 2025 at 3:19 PM Andreas Hindborg <a.hindborg@xxxxxxxxxx> wrote:
> >>
> >> Add a method to get a pointer to the data contained in an `Arc`.
> >>
> >> Signed-off-by: Andreas Hindborg <a.hindborg@xxxxxxxxxx>
> >
> > Can this mention why it is needed?
>
> I can add that after the cut. It is for impleminting `HrTimerPointer`
> for `Arc`.

The broader question is: why do we need to implement `/HrTimerPointer
` for `Arc`? Even broader is: why do we need to use raw pointers so
much?