Re: [PATCH v5 05/26] linux-user/arm: Implement setup_sigtramp

[Peter Maydell]

On Wed, 29 Sept 2021 at 14:14, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Mirror what the kernel does in arch/arm/kernel/signal.h,
> using the old sigframe struct in the rt sigframe struct.
>
> Update the trampoline code to match the kernel: this uses
> sp-relative accesses rather than pc-relative.
>
> Copy the code into frame->retcode from the trampoline page.
> This minimises the different cases wrt arm vs thumb vs fdpic.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM