[PATCH] RISC-V: Remove ptrace support for vectors

[Maciej W. Rozycki]

On Thu, 10 Aug 2023, Palmer Dabbelt wrote:

> We've found two bugs here: NT_RISCV_VECTOR steps on NT_RISCV_CSR (which
> is only for embedded), and we don't have vlenb in the core dumps.  Given
> that we've have a pair of bugs croup up as part of the GDB review we've
> probably got other issues, so let's just cut this for 6.5 and get it
> right.

 It might be worth mentioning that vlenb isn't there in ptrace(2) either, 
but otherwise:

Reviewed-by: Maciej W. Rozycki <macro at orcam.me.uk>

  Maciej