[GFS2] Put back O_DIRECT support
-rw-r--r-- 424 .gitignore
-rw-r--r-- 18693 COPYING
-rw-r--r-- 89627 CREDITS
drwxr-xr-x - Documentation
-rw-r--r-- 1250 Kbuild
-rw-r--r-- 67059 MAINTAINERS
-rw-r--r-- 44803 Makefile
-rw-r--r-- 15471 README
-rw-r--r-- 3065 REPORTING-BUGS
drwxr-xr-x - arch
drwxr-xr-x - block
drwxr-xr-x - crypto
drwxr-xr-x - drivers
drwxr-xr-x - fs
drwxr-xr-x - include
drwxr-xr-x - init
drwxr-xr-x - ipc
drwxr-xr-x - kernel
drwxr-xr-x - lib
drwxr-xr-x - mm
drwxr-xr-x - net
drwxr-xr-x - scripts
drwxr-xr-x - security
drwxr-xr-x - sound
drwxr-xr-x - usr