Commit 6a6f6e72 authored Sep 11, 2013 by Wei Liu Committed by Stefano Stabellini Sep 11, 2013

xen/balloon: remove BUG_ON in increase_reservation



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>

parent 2bad07ce

drivers/xen/balloon.c

+0 −2

Original line number	Original line	Diff line number	Diff line
	@@ -349,8 +349,6 @@ static enum bp_state increase_reservation(unsigned long nr_pages)
	BUG_ON(page == NULL);		BUG_ON(page == NULL);

	pfn = page_to_pfn(page);		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]);		set_phys_to_machine(pfn, frame_list[i]);