On 14.03.2013, at 20:07, Sergei Shtylyov wrote:
> 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@xxxxxxx>
>> ---
>> 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.
Yeah, I'd leave it to whoever wants to apply this patch to remove the braces :). IMHO it's not worth it to respin just for this.
Alex
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