[PATCH 0/4] btrfs: move random block rsv code around

[Josef Bacik <josef@toxicpanda.com>]

We have some specialized block rsvs, like the inode rsv and the delayed refs
rsv, that have their own special oddities.  These don't fit in extent-tree.c, so
migrate them to different places.  Most of them go to existing files, but the
delalloc stuff gets its own file because it's a lot of code, and inode.c and
file.c are relatively large already.

This depends on the previous two chunks of migrations.  These are relatively
small and straightforward since all of the functions were exported already as
they are used throughout the entire codebase.  The diffstat is as follows

 fs/btrfs/Makefile           |   2 +-
 fs/btrfs/ctree.h            |  24 --
 fs/btrfs/delalloc-space.c   | 497 ++++++++++++++++++++++++++++++
 fs/btrfs/delalloc-space.h   |  25 ++
 fs/btrfs/delayed-ref.c      | 177 +++++++++++
 fs/btrfs/delayed-ref.h      |  10 +
 fs/btrfs/extent-tree.c      | 733 +-------------------------------------------
 fs/btrfs/file.c             |   1 +
 fs/btrfs/free-space-cache.c |   1 +
 fs/btrfs/inode-map.c        |   1 +
 fs/btrfs/inode.c            |   1 +
 fs/btrfs/ioctl.c            |   1 +
 fs/btrfs/ordered-data.c     |   1 +
 fs/btrfs/relocation.c       |   1 +
 fs/btrfs/root-tree.c        |  56 ++++
 fs/btrfs/transaction.c      |  18 ++
 fs/btrfs/transaction.h      |   1 +
 17 files changed, 793 insertions(+), 757 deletions(-)

Thanks,

Josef