[PATCH v2 8/8] riscv: add support for PR_SET_UNALIGN and PR_GET_UNALIGN

[Björn Töpel]

Clément Léger <cleger at rivosinc.com> writes:

> Now that trap support is ready to handle misalignment errors in S-mode,
> allow the user to control the behavior of misaligned accesses using
> prctl(PR_SET_UNALIGN). Add an align_ctl flag in thread_struct which
> will be used to determine if we should SIGBUS the process or not on
> such fault.
>
> Signed-off-by: Clément Léger <cleger at rivosinc.com>

Reviewed-by: Björn Töpel <bjorn at rivosinc.com>