add missing dma memory init

- lack of this allowed default of only 2MB.
- set it to 4MB.

Change-Id: Ie09b6b936c882ed33b92a81f38990a33ba3242e8
Signed-off-by: keunyoung <keunyoung@google.com>
goldfish: enable SELinux for ARM

Enable "NSA SELinux Support". This option depends on the following
other options:
* Socket and Networking Security Hooks
* Auditing support

Change-Id: Icb0f58985ee2b283c563ebc8513cebfcc7a3f871
Signed-off-by: Nick Kralevich <nnk@google.com>
Merge branch 'android-goldfish-3.4' of https://android.googlesource.com/kernel/goldfish into HEAD
goldfish: enable SELinux for ARM

Enable "NSA SELinux Support". This option depends on the following
other options:
* Socket and Networking Security Hooks
* Auditing support

Change-Id: Icb0f58985ee2b283c563ebc8513cebfcc7a3f871
Signed-off-by: Nick Kralevich <nnk@google.com>
Signed-off-by: Chirayu Desai <cdesai@cyanogenmod.org>