ext4: merge changes for 'fs/ext4/ialloc.c' from previous upstream patch

  * ext4: use atomic64_t for the per-flexbg free_clusters count
  * ext4: fixup 64-bit divides in 3.0-stable backport of upstream fix
  * This commit fixes build breakage from previous Upstream Patch
Updated voltages & clock speeds
	modified:   arch/arm/mach-msm/acpuclock-8x60.c
	modified:   arch/arm/mach-msm/board-msm8x60.c