- Update to 3.1-rc6.
- commit 8f0eaba

- patches.arch/x86_64-unwind-annotations: Fix unwinding through
interrupt frames, requiring ...
- patches.suse/stack-unwind: ... support for DW_CFA_def_cfa_expression.
- commit 4d917a5

- KVM: PPC: Fix incorrect CBE KVM hooks.
There is another issue with KVM_HV and CBE that I only saw building
this tree, so the patch is on its way to the kvm tree now.
- KVM: PPC: Assemble book3s{,_hv}_rmhandlers.S separately
When building KVM HV mode with plenty other options enabled, the build
fails. That's fixed upstream, but 3.1-rc5 doesn't have the patch yet.
So I pulled it in from the kvm tree.
- commit 2be41bd

- Re-enabled patches.arch/x86_64-unwind-annotations.
- commit bfd10a0

- Refresh patches.arch/x86_64-unwind-annotations.
- Refresh patches.suse/supported-flag.
- commit aa89174

- Update Xen patches to 3.1-rc5 and c/s 1104.
- mm: frontswap: config and doc files.
- mm: frontswap: core code.
- mm: frontswap: add swap hooks and extend try_to_unuse.
- mm: frontswap: swap data structure changes.
- In HVM guests do not take over the CDROM device (bnc#645893).