Re: Memtest failed. Error: -22

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Hi Renaud,

On Mon, May 25, 2015 at 06:47:17PM +0100, Renaud Barbier wrote:
> I just used memtest on a couple of PPC board (freescale mpc8544 and
> P1014) and it failed with:
> 
> barebox>/ memtest
> Memtest failed. Error: -22
> 
> This error happens when the space between two regions is smaller than a
> page size:
>  0x0bf75000 - 0x0ff74fff (size 0x04000000) malloc space
>  0x0ff756e8 - 0x0ff7d6e7 (size 0x00008000) stack
> 
> 
> In this case, the size - when doing the calculation "size =
> PAGE_ALIGN_DOWN(end - start + 1);" - is zero.
> 
> The function call ret = alloc_memtest_region(list, start, size);
> then fails.
> 
> I will not be able to offer a patch until second week of June as I am away.

Thanks for noting, this is worth fixing. I think though that we can wait
until you are back.

Sascha

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