On 03/08/13 12:08, Tony Lindgren wrote:
> * Stephen Boyd <sboyd@xxxxxxxxxxxxxx> [130308 11:54]:
>> On 03/08/13 11:48, Tony Lindgren wrote:
>>> * Stephen Boyd <sboyd@xxxxxxxxxxxxxx> [130308 10:21]:
>>>> diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
>>>> index 081de6f..4ea3e9d 100644
>>>> --- a/arch/arm/kernel/smp_twd.c
>>>> +++ b/arch/arm/kernel/smp_twd.c
>>>> @@ -227,7 +227,7 @@ static void __cpuinit twd_calibrate_rate(void)
>>>>
>>>> static irqreturn_t twd_handler(int irq, void *dev_id)
>>>> {
>>>> - struct clock_event_device *evt = *(struct clock_event_device **)dev_id;
>>>> + struct clock_event_device *evt = dev_id;
>>>>
>>>> if (twd_timer_ack()) {
>>>> evt->event_handler(evt);
>>>>
>>> Yup thanks that fixes it, both fixes are needed. So for this patch + the
>>> two fixes please feel free to add:
>>>
>>> Acked-by: Tony Lindgren <tony@xxxxxxxxxxx>
>> Great. Thanks for testing.
> Hmm noticed one more thing: vexpress no longer boots in qemu for
> me after applying this. Sorry did not get any debug_ll output, but
> maybe you can take a look at it. I tested with omap2plus_defconfig +
> linaro-qemu:
>
> $ qemu-system-arm -machine vexpress-a9 -m 1024 -curses -net nic -net \
> user -serial stdio -append console=ttyAMA0,115200n8 rw \
> root=/dev/mmcblk0p2 rootwait physmap.enabled=0 -kernel zImage \
> -initrd initrd.img -sd rootfs.img
>
>
I wonder if you're hitting something similar to this issue on versatile
boards [1]. Can you try that patch? Otherwise I will try to get qemu
running (something I've never done, do you have instructions?).
[1] http://article.gmane.org/gmane.linux.ports.arm.kernel/221539
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