Commits
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, smpboot: Fix cores per node printing on boot x86/amd-iommu: Fall back to GART if initialization fails x86/amd-iommu: Fix crash when request_mem_region fails x86/mm: Remove unused DBG() macro arch/x86/kernel: Add missing spin_unlock
