SCHEDULER: Autogroup patch group by current user android UID instead of task ID

Signed-off-by: flar2 <asegaert@gmail.com>
Revert "Added fsync on/off support."

This reverts commit 51160c4fea7db353de889bc53ab5eef0bf555197.

Conflicts:
	fs/sync.c
switch do_fsync() to fget_light()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: flar2 <asegaert@gmail.com>
Async fsync
Having async fsync disabled for /data and internal memory won't bring benefits. We write more on /data and internal memory than on /system, so disable the check