xen-balloon: Add interface to retrieve ballooned pages
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tue, 15 Mar 2011 14:23:57 +0000 (10:23 -0400)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Wed, 16 Mar 2011 14:05:35 +0000 (10:05 -0400)
commitb6f3067985f12d514187059fb10fe3c877f87cb2
treeb41cf045fc3fa7b37186ea627fd87862ef8cf3ab
parent803eb047a28d239809fff1f87274cdaa94e0d8ea
xen-balloon: Add interface to retrieve ballooned pages

Pages that have been ballooned are useful for other Xen drivers doing
grant table actions, because these pages have valid struct page/PFNs but
have no valid MFN so are available for remapping.

Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
[v2: Deal with rebasing on top of modified balloon code]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
drivers/xen/balloon.c
include/xen/balloon.h