Re: ARM 920T build problems for patch-2.6.19-rt1

[Dirk Behme <dirk.behme@googlemail.com>]

Pavel Pisa wrote:
> I have tried to build patch-2.6.19-rt1 patched 2.6.19 kernel
> for MX1 (PiMX1). There seems to be some problems.
> One is corrected by attached patch,
> -----------------------------------------------------------------------------------
>  include/asm-arm/atomic.h |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Index: linux-2.6.19-rt/include/asm-arm/atomic.h
> ===================================================================
> --- linux-2.6.19-rt.orig/include/asm-arm/atomic.h
> +++ linux-2.6.19-rt/include/asm-arm/atomic.h
> @@ -188,10 +188,10 @@ static inline unsigned long __cmpxchg(vo
>  	volatile unsigned long *p = ptr;
>  
>  	if (size == 4) {
> -		local_irq_save(flags);
> +		raw_local_irq_save(flags);
>  		if ((prev = *p) == old)
>  			*p = new;
> -		local_irq_restore(flags);
> +		raw_local_irq_restore(flags);
>  		return(prev);
>  	} else
>  		return wrong_size_cmpxchg(ptr);

Yeah, same is necessary to get OMAP1 ARM926 compiled.

Best regards

Dirk