Re: [PATCH v6 05/11] ARM: smp: Add initialization of CNTVOFF

From: Geert Uytterhoeven
Date: Wed Apr 18 2018 - 05:30:54 EST


Allo MylÃne,

On Mon, Apr 16, 2018 at 11:50 PM, MylÃne Josserand
<mylene.josserand@xxxxxxxxxxx> wrote:
> The CNTVOFF register from arch timer is uninitialized.
> It should be done by the bootloader but it is currently not the case,
> even for boot CPU because this SoC is booting in secure mode.
> It leads to an random offset value meaning that each CPU will have a
> different time, which isn't working very well.
>
> Add assembly code used for boot CPU and secondary CPU cores to make
> sure that the CNTVOFF register is initialized. Because this code can
> be used by different platforms, add this assembly file in ARM's common
> folder.

Thanks for your patch!

> Signed-off-by: MylÃne Josserand <mylene.josserand@xxxxxxxxxxx>

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Tested-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds