Re: [Xen-devel] [PATCH v2] xen/balloon: Mark unallocated host memory as UNUSABLE

[Juergen Gross <jgross@xxxxxxxx>]

On 19/12/17 10:27, Jan Beulich wrote:
>>>> On 19.12.17 at 10:21, <jgross@xxxxxxxx> wrote:
>> On 19/12/17 09:23, Jan Beulich wrote:
>>>>>> On 18.12.17 at 23:22, <boris.ostrovsky@xxxxxxxxxx> wrote:
>>>> +void __init arch_xen_balloon_init(struct resource *hostmem_resource)
>>>> +{
>>>> +  struct xen_memory_map memmap;
>>>> +  int rc;
>>>> +  unsigned int i, last_guest_ram;
>>>> +  phys_addr_t max_addr = max_pfn << PAGE_SHIFT;
>>>
>>> PFN_PHYS() as right now you still have an issue on 32-bit.
>>
>> Why? PFN_PHYS is defined as:
>>
>> #define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT)
> 
> Well, that's why I suggested its use (just like you did in your
> own review). IOW - now I'm confused.

Sorry, just got your answer wrong.

As I had already found the same issue somehow I assumked this remark
would be referencing my review. Sorry for the noise.


Juergen

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