fs/dyn_fsync: check dyn fsync control's active prior to performing fsync ops

Signed-off-by: Andrew Bartholomew <andrewb03@gmail.com>

Conflicts:
	fs/sync.c
fs/dyn_sync_cntrl: Linux 3.4 Kernel compatibility fixup

Signed-off-by: faux123 <reioux@gmail.com>
dynamic filesync: add some cache optimizations

and clean up file format and typos

bump version to 1.1

Signed-off-by: Paul Reioux <reioux@gmail.com>
dynamic fsync: favor true case since most will be using this feature

Signed-off-by: Paul Reioux <reioux@gmail.com>
update dyn fsync to 1.2 from mako

Change-Id: I014b8411685b455f9a81ec068b9db967d0a9b4fa
dynamic fsync: add kernel panic notifier to force flush outstanding data

more paranoia safety checks

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:

	fs/dyn_sync_cntrl.c

Change-Id: I5304066914633344064cd10c329bba23e4effee3
dynamic fsync: don't disable fdatasync()

Signed-off-by: Paul Reioux <reioux@gmail.com>