Revert "dynamic fsync: don't disable fdatasync()"

This reverts commit ece9142995836b49271d865528ec30ff334741f5.
Revert "dynamic fsync: favor true case since most will be using this feature"

This reverts commit e664423c5d0a0a68a27a2e216dd4630d78aa930d.
Revert "dynamic fsync: add kernel panic notifier to force flush outstanding data"

This reverts commit 50c032e2ba94ecaf8f04600711914c5fd6bbe12f.
Revert "dynamic fsync: add reboot notifier to force flush outstanding data"

This reverts commit a977174671b60f986fc7c2e374d9f0dc682839d0.
Revert "dynamic filesync: add some cache optimizations"

This reverts commit 851c9da936fdc638d4bca36eb6b286277efffc25.
Revert "fs/dyn_fsync: check dyn fsync control's active prior to performing fsync ops"

This reverts commit 3a02a2ace899f096d27afeef52ac6eb92b2fe6a3.
Revert "fs/dyn_sync_cntrl: dynamic sync control"

This reverts commit 81fe9f04c23c83dcd45aed932ee0c4825d478002.
Added FSync Control version 1.

Conflicts:
	drivers/misc/Makefile