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

David Hildenbrand david at redhat.com
Mon Nov 19 13:07:18 UTC 2018


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 at oracle.com>
>> Cc: Juergen Gross <jgross at suse.com>
>> Cc: Stefano Stabellini <sstabellini at kernel.org>
>> Cc: Andrew Morton <akpm at linux-foundation.org>
>> Cc: Matthew Wilcox <willy at infradead.org>
>> Cc: Michal Hocko <mhocko at suse.com>
>> Cc: "Michael S. Tsirkin" <mst at redhat.com>
>> Signed-off-by: David Hildenbrand <david at redhat.com>
>> ---
>>  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


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