[PULL REQUEST] md update for 3.8

[PULL REQUEST] md update for 3.8

[NeilBrown]

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Hi Linus,
  Not much for md this time round.

Thanks,
NeilBrown

The following changes since commit 874807a83139abc094f939e93623c5623573d543:

  md/raid1{,0}: fix deadlock in bitmap_unplug. (2012-11-27 12:14:40 +1100)

are available in the git repository at:

  git://neil.brown.name/md/ tags/md-3.8

for you to fetch changes up to a9add5d92b64ea57fb4c3b557c3891cdeb15fa0c:

  md/raid5: add blktrace calls (2012-12-18 10:22:21 +1100)

----------------------------------------------------------------
md update for 3.8

Mostly just little fixes.  Probably biggest part is
AVX accelerated RAID6 calculations.

----------------------------------------------------------------
Jim Kukunas (1):
      lib/raid6: Add AVX2 optimized recovery functions

NeilBrown (5):
      md: removed unused variable in calc_sb_1_csm.
      md: close race between removing and adding a device.
      md.c: re-indent various 'switch' statements.
      md/raid5: use async_tx_quiesce() instead of open-coding it.
      md/raid5: add blktrace calls

Yuanhan Liu (2):
      lib/raid6: Add AVX2 optimized gen_syndrome functions
      lib/raid6: build proper files on corresponding arch

kernelmail (1):
      md:Add place to update ->recovery_cp.

majianpeng (2):
      md: Update checkpoint of resync/recovery based on time.
      md: Use ->curr_resync as last completed request when cleanly aborting resync.

 arch/x86/Makefile       |   5 +-
 drivers/md/md.c         | 256 ++++++++++++++++++++------------------
 drivers/md/md.h         |   2 +
 drivers/md/raid5.c      |  43 +++++--
 include/linux/raid/pq.h |   4 +
 lib/raid6/Makefile      |   9 +-
 lib/raid6/algos.c       |  12 ++
 lib/raid6/altivec.uc    |   3 -
 lib/raid6/avx2.c        | 251 +++++++++++++++++++++++++++++++++++++
 lib/raid6/mmx.c         |   2 +-
 lib/raid6/recov_avx2.c  | 323 ++++++++++++++++++++++++++++++++++++++++++++++++
 lib/raid6/recov_ssse3.c |   4 -
 lib/raid6/sse1.c        |   2 +-
 lib/raid6/sse2.c        |   8 +-
 lib/raid6/test/Makefile |  29 ++++-
 lib/raid6/x86.h         |  14 ++-
 16 files changed, 809 insertions(+), 158 deletions(-)
 create mode 100644 lib/raid6/avx2.c
 create mode 100644 lib/raid6/recov_avx2.c

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