[PATCH 3/3] ARM: EXYNOS5250: Register architected timers
Sergei Shtylyov
sergei.shtylyov at cogentembedded.com
Thu Mar 14 15:07:06 EDT 2013
Hello.
On 14-03-2013 4:59, Alexander Graf wrote:
> When running on an exynos 5250 SoC, we don't initialize the architected
> timers. The chip however supports architected timers.
> When we don't initialize them, KVM will try to access them and run into
> NULL pointer dereferences attempting to do so.
> This patch is really more of a hack than a real fix, but does get me
> working with KVM on Arndale.
> Signed-off-by: Alexander Graf <agraf at suse.de>
> ---
> arch/arm/mach-exynos/mct.c | 4 ++++
> 1 file changed, 4 insertions(+)
> diff --git a/arch/arm/mach-exynos/mct.c b/arch/arm/mach-exynos/mct.c
> index c9d6650..eefb8af 100644
> --- a/arch/arm/mach-exynos/mct.c
> +++ b/arch/arm/mach-exynos/mct.c
> @@ -482,4 +482,8 @@ void __init exynos4_timer_init(void)
> exynos4_timer_resources();
> exynos4_clocksource_init();
> exynos4_clockevent_init();
> +
> + if (soc_is_exynos5250()) {
> + arch_timer_of_register();
> + }
{} not needed here. scripts/checkpatch.pl should probabl;y warn about it.
WBR, Sergei
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