disabled s2w
Revert "Revert "fs: Modify writeback to make sure block_dump is greater than 1 rather than greater than 0 for android devices""

This reverts commit 47fa722860d9e692e0126a40e786f21517faf6bf.
Revert "Revert "mm: optimize Kernel Samepage Merging(KSM)""

This reverts commit 4f6ed293992c2b3d70612c5d6dd9a49c4671557c.
Revert "Revert "cpufreq / stats: fix race between stats allocation and first usage""

This reverts commit 5c8f7c9d49374ca549b63e02bf9409d58461e356.
Revert "Revert "CPU hotplug, writeback: Don't call writeback_set_ratelimit() too often during hotplug""

This reverts commit a73c130e99feaa74c15e1a0681538c448c30a6c9.
Revert "Revert "elevator: Add elevator_queue_empty_fn""

This reverts commit b0b3742558c01e010e96e2f3b54cb14ecd867f23.
Revert "Revert "Revert "lib: Update RWSEM to Linux 3.10"""

This reverts commit 2dad594e380a3c17d47841d58e52a506286dc367.