RCU: Joe's RCU

Forward port jRCU to linux-3.0.

Thanks goes to Francisco Franco for his help
in testing out this version on the Android
Galaxy Nexus phone.

Signed-off-by: Joe Korty <joe.korty@ccur.com>
Signed-off-by: Ezekeel <notezekeel@googlemail.com>
[PATCH] ARM Topology by Linaro team allows individual
 queue'ing of tasks to cores by the scheduler

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>