Revert "mm: Added filesystem dynamic read-ahead (Credits to Chad Gooldman)"

This reverts commit 5aaa9cdf7fa272a574f2aa659287808f1419f497.
Set read-ahead cache to a reasonable value

Change-Id: I765c07be29e1aa1dba478c6aea5449bddc040043
mogami: Remove unused VPE code

* Mogami uses standalone VPE

Change-Id: I06326127191c89a1d2ef74589a6b07516c0c4035
msm: camera: Fix VPE clock & regulator on 3.4 kernel

Change-Id: I1a5d310a5c4730a17e2280ba3b6020eb878fe8e3
msm: camera: Update camera code to use clk_prepare api

Change-Id: I7998a2212b2556b2c829c791975cd2e72f0b2946
Squashed update of kernel from 3.4.104 to 3.4.105