Re: [PATCH v1 4/8] xen/balloon: mark inflated pages PG_offline

From: David Hildenbrand
Date: Mon Nov 19 2018 - 08:07:37 EST


On 19.11.18 13:22, Juergen Gross wrote:
> On 19/11/2018 11:16, David Hildenbrand wrote:
>> Mark inflated and never onlined pages PG_offline, to tell the world that
>> the content is stale and should not be dumped.
>>
>> Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
>> Cc: Juergen Gross <jgross@xxxxxxxx>
>> Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
>> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
>> Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
>> Cc: Michal Hocko <mhocko@xxxxxxxx>
>> Cc: "Michael S. Tsirkin" <mst@xxxxxxxxxx>
>> Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
>> ---
>> drivers/xen/balloon.c | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
>> index 12148289debd..14dd6b814db3 100644
>> --- a/drivers/xen/balloon.c
>> +++ b/drivers/xen/balloon.c
>> @@ -425,6 +425,7 @@ static int xen_bring_pgs_online(struct page *pg, unsigned int order)
>> for (i = 0; i < size; i++) {
>> p = pfn_to_page(start_pfn + i);
>> __online_page_set_limits(p);
>> + __SetPageOffline(p);
>> __balloon_append(p);
>> }
>
> This seems not to be based on current master. Could you please tell
> against which tree this should be reviewed?
>
Hi Juergen,

this is based on linux-next/master.

Thanks!

>
> Juergen
>


--

Thanks,

David / dhildenb