[Xen-devel] [PATCH] Fixes for P2M for save/restore functionality

These two patches are proposed for 2.6.40.

During the testing of the 1-1 mapping with PV guests (so PCI passthrough with
"Patches for PCI passthrough with modified E820:
http://lists.xensource.com/archives/html/xen-devel/2011-04/msg00574.html)
I discovered some bugs in the way the E820 setup code works and as well when
we create the P2M parallel data structures to contain the MFNs of the P2M pages
(so p2m_top_mfn_p and p2m_top_mfn).

The patches are located in 
git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git 
devel/p2m-e820-pci.v2

The diffstat:

 arch/x86/xen/p2m.c   |   30 ++++++++++++++++++++++++++++--
 arch/x86/xen/setup.c |    2 +-
 2 files changed, 29 insertions(+), 3 deletions(-)


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[Xen-devel] [PATCH] Fixes for P2M for save/restore functionality with 1-1 mapping for 2.6.40, Konrad Rzeszutek Wilk <= [Xen-devel] [PATCH 2/2] xen:p2m: Create entries in the P2M_MFN trees's to track 1-1 mappings, Konrad Rzeszutek Wilk [Xen-devel] [PATCH 1/2] xen/setup: Ignore E820_UNUSABLE when setting 1-1 mappings., Konrad Rzeszutek Wilk

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