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xen/balloon: remove BUG_ON in increase_reservation

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The BUG_ON in increase_reservation is wrong as we have P2M entry
ballooned out page set to balloon scratch page, so it might have a valid
P2M entry at that point.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
This commit is contained in:
Wei Liu 2013-09-11 17:54:02 +00:00 committed by Stefano Stabellini
parent 2bad07ce28
commit 6a6f6e72ec
1 changed files with 0 additions and 2 deletions
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drivers/xen/balloon.c
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@ -349,8 +349,6 @@ static enum bp_state increase_reservation(unsigned long nr_pages)
BUG_ON(page == NULL);
pfn = page_to_pfn(page);
BUG_ON(!xen_feature(XENFEAT_auto_translated_physmap) &&
phys_to_machine_mapping_valid(pfn));
set_phys_to_machine(pfn, frame_list[i]);