Merge tag 'v3.1' into staging/for_v3.2

Merge tag 'v3.1' into staging/for_v3.2

* tag 'v3.1': (47 commits)
  Linux 3.1
  x86: Fix S4 regression
  dm kcopyd: fix job_pool leak
  ARM: S3C24XX: Fix s3c24xx build errors if !CONFIG_PM
  crypto: ghash - Avoid null pointer dereference if no key is set
  ARM: S5P: fix offset calculation on gpio-interrupt
  hwmon: (w83627ehf) Fix negative 8-bit temperature values
  mm: fix race between mremap and removing migration entry
  sparc: Add alignment flag to PCI expansion resources
  fib_rules: fix unresolved_rules counting
  r8169: fix wrong eee setting for rlt8111evl
  r8169: fix driver shutdown WoL regression.
  ehea: Change maintainer to me
  intel-iommu: fix superpage support in pfn_to_dma_pte()
  intel-iommu: set iommu_superpage on VM domains to lowest common denominator
  intel-iommu: fix return value of iommu_unmap() API
  MAINTAINERS: Update VT-d entry for drivers/pci -> drivers/iommu move
  drm/radeon/kms/atom: fix handling of FB scratch indices
  pptp: pptp_rcv_core() misses pskb_may_pull() call
  tproxy: copy transparent flag when creating a time wait
  ...