# Re: \[PATCH v1 1/8\] x86/xen: update xen\_oldmem\_pfn\_is\_ram() documentation

- From: Boris Ostrovsky \<boris.ostrovsky@oracle.com\>
- Date: 2021-09-29 01:17:07 
- List: linux-mm
- Page: https://ratatoskr.run/linux-mm/2021/09/215184
- Thread: https://ratatoskr.run/xen-devel/2021/09/215167/t.md

```text

On 9/28/21 2:22 PM, David Hildenbrand wrote:
> The callback is only used for the vmcore nowadays.
>
> Signed-off-by: David Hildenbrand <redacted>


Reviewed-by: Boris Ostrovsky <redacted>



```