Re: [PATCH v2 8/8] xen: arm: allocate more than one bank for 1:1 domain 0 if needed

[Julien Grall <julien.grall@linaro.org>]

Hi Ian,

On 06/11/2014 05:40 PM, Ian Campbell wrote:
> +    /*
> +     * First try and allocate the largest thing we can as low as
> +     * possible to be bank 0.
> +     */
> +    while ( order > min_low_order )
> +    {
> +        for ( bits = order ; bits < (lowmem ? 32 : PADDR_BITS); bits++ )
> +        {
> +            pg = alloc_domheap_pages(d, order, MEMF_bits(bits));
> +            if ( pg != NULL )
> +                goto got_bank0;
> +        }
> +        order--;
> +    }
> +
> +    panic("Unable to allocate first memory bank");

I gave a try to this patch in stand-alone on the versatile express and I
hit this panic.

Xen is trying to allocate 128Mb for the first bank. It was working
without this patch.

Regards,

-- 
Julien Grall