bcache changes for 3.15

Jens, here's the bcache changes for 3.15. Lots of bugfixes, and some refactoring and cleanups.

The following changes since commit 6d0abeca3242a88cab8232e4acd7e2bf088f3bc2:

Linux 3.14-rc3 (2014-02-16 13:30:25 -0800)

are available in the git repository at:

git://evilpiepirate.org/~kent/linux-bcache.git bcache-for-3.15

for you to fetch changes up to cb85114956dc88b287afca2872658f562acbc302:

bcache: remove nested function usage (2014-03-18 12:39:28 -0700)

----------------------------------------------------------------
John Sheu (1):
bcache: remove nested function usage

Kent Overstreet (21):
bcache: Fix another compiler warning on m68k
bcache: Fix flash_dev_cache_miss() for real this time
bcache: Fix a shutdown bug
bcache: Fix a lockdep splat in an error path
bcache: Fix a null ptr deref in journal replay
bcache: Fix a journalling reclaim after recovery bug
bcache: Fix a bug recovering from unclean shutdown
bcache: Fix another bug recovering from unclean shutdown
bcache: Fix discard granularity
bcache: Fix moving_pred()
bcache: Kill dead cgroup code
bcache: Better alloc tracepoints
bcache: Improve priority_stats
bcache: Add bch_keylist_init_single()
bcache: Add a real GC_MARK_RECLAIMABLE
bcache: Fix a race when freeing btree nodes
bcache: btree locking rework
bcache: Kill btree_io_wq
bcache: Rework btree cache reserve handling
bcache: Kill unused freelist
bcache: Kill bucket->gc_gen

Nicholas Swenson (2):
bcache: Fix moving_gc deadlocking with a foreground write
bcache: stop moving_gc marking buckets that can't be moved.

 drivers/md/bcache/Kconfig     |   8 -
 drivers/md/bcache/alloc.c     | 173 +++++-------
 drivers/md/bcache/bcache.h    |  56 ++--
 drivers/md/bcache/bset.c      |   4 +-
 drivers/md/bcache/bset.h      |   6 +
 drivers/md/bcache/btree.c     | 592 ++++++++++++++++++++++++------------------
 drivers/md/bcache/btree.h     |  12 +-
 drivers/md/bcache/extents.c   |  36 +--
 drivers/md/bcache/journal.c   |  46 ++--
 drivers/md/bcache/journal.h   |   1 +
 drivers/md/bcache/movinggc.c  |  18 +-
 drivers/md/bcache/request.c   | 201 +-------------
 drivers/md/bcache/request.h   |  19 +-
 drivers/md/bcache/stats.c     |   3 -
 drivers/md/bcache/super.c     |  64 ++---
 drivers/md/bcache/sysfs.c     | 155 ++++++-----
 drivers/md/bcache/trace.c     |   2 +-
 include/trace/events/bcache.h |  52 ++--
 18 files changed, 664 insertions(+), 784 deletions(-)

Thanks Kent, pulled!

Jens Axboe