* Nicholas Mc Guire | 2014-02-10 16:39:33 [+0100]:

allow preemption in mem_cgroup_move_account_page_stat

as the call sites of mem_cgroup_move_account_page_stat are under 
move_lock_mem_cgroup move_unlock_mem_cgroup (spin_lock_irqsave/
spin_unlock_irqrestore respectively) the move operations 
preempt_disable/enable seem to be purely for migration protection so 
a migrate_disable/enable should be fine here.

patch on top of 3.12.10-rt15

Signed-off-by: Nicholas Mc Guire <redacted>

Applied.

Sebastian