msm7x30: Increase SF memory by additional 2MB

 * Seems to cut down on out of memory situations
Revert "remove extra file"

This reverts commit 22db4c25a66aee4fcad76d2778782528a35ea749.
Revert "Increase audio volume on all outputs"

This reverts commit b9d65c26a67857b6b08a17c010dc17e53c497695.
ksm: Provide support to use deferred timers for scanner thread

KSM thread to scan pages is getting schedule on definite timeout.
That wakes up CPU from idle state and hence may affect the power
consumption. Provide an optional support to use deferred timer
which suites low-power use-cases.

To enable deferred timers,
$ echo 1 > /sys/kernel/mm/ksm/deferred_timer

Change-Id: I07fe199f97fe1f72f9a9e1b0b757a3ac533719e8
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>
Revert "defconfig: Disable KGSL shadow writes"

This reverts commit 664ce3f5a8672cbb6fd01d449501b56c697ecfd9.