Merge branch 'pm-fixes-next' into linux-next

Merge branch 'pm-fixes-next' into linux-next

* pm-fixes-next: (98 commits)
  intel_pstate: Correct calculation of min pstate value
  intel_pstate: Improve accuracy by not truncating until final result
  Linux 3.12-rc6
  Btrfs: release path before starting transaction in can_nocow_extent
  usb: usb_phy_gen: refine conditional declaration of usb_nop_xceiv_register
  Revert "Drivers: hv: vmbus: Fix a bug in channel rescind code"
  mm: revert mremap pud_free anti-fix
  mm: fix BUG in __split_huge_page_pmd
  swap: fix set_blocksize race during swapon/swapoff
  procfs: call default get_unmapped_area on MMU-present architectures
  procfs: fix unintended truncation of returned mapped address
  writeback: fix negative bdi max pause
  percpu_refcount: export symbols
  fs: buffer: move allocation failure loop into the allocator
  mm: memcg: handle non-error OOM situations more gracefully
  tools/testing/selftests: fix uninitialized variable
  block/partitions/efi.c: treat size mismatch as a warning, not an error
  mm: hugetlb: initialize PG_reserved for tail pages of gigantic compound pages
  mm/zswap: bugfix: memory leak when re-swapon
  mm: /proc/pid/pagemap: inspect _PAGE_SOFT_DIRTY only on present pages
  ...