Re: Oops during Init IRQ

[leroy christophe <christophe.leroy@c-s.fr>]

Hello,

Yes it does fix the issue.
Thanks a lot.

Shall I do anything to ask for this change to be included either in the 
kernel or in the rt patch ?

Best regards
Christophe

Le 18/06/2012 19:53, Thomas Gleixner a écrit :
> On Mon, 18 Jun 2012, leroy christophe wrote:
>
>> Hello,
>>
>> I'm trying to use the rt10 patch on a 3.4.2 kernel on a powerpc (MPC8xx)
>> system, and I'm having the following Oops during Irq initialisation. This
>> happens with CONFIG_PREEMPT_RT_FULL.
>> It doesn't happen with CONFIG_PREEMPT__LL
>>
>> May someone help ?
> Does the following uncompiled and untested patch fix it for you ?
>
> Thanks,
>
> 	tglx
>
>
> Index: linux-3.4/arch/powerpc/platforms/8xx/m8xx_setup.c
> ===================================================================
> --- linux-3.4.orig/arch/powerpc/platforms/8xx/m8xx_setup.c
> +++ linux-3.4/arch/powerpc/platforms/8xx/m8xx_setup.c
> @@ -43,6 +43,7 @@ static irqreturn_t timebase_interrupt(in
>   
>   static struct irqaction tbint_irqaction = {
>   	.handler = timebase_interrupt,
> +	.flags = IRQF_NO_THREAD,
>   	.name = "tbint",
>   };
>   
> Index: linux-3.4/arch/powerpc/sysdev/cpm1.c
> ===================================================================
> --- linux-3.4.orig/arch/powerpc/sysdev/cpm1.c
> +++ linux-3.4/arch/powerpc/sysdev/cpm1.c
> @@ -120,6 +120,7 @@ static irqreturn_t cpm_error_interrupt(i
>   
>   static struct irqaction cpm_error_irqaction = {
>   	.handler = cpm_error_interrupt,
> +	.flags = IRQF_NO_THREAD,
>   	.name = "error",
>   };
>   
>


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