Revert "rwsem: Implement writer lock-stealing for better scalability"

This reverts commit 2b86eabd29b610a359a67f63ba03e7b0148c171c.
Revert "rwsem-spinlock: Implement writer lock-stealing for better scalability"

This reverts commit 83ee9f5247a4627079339b7217430e6f1a169e94.
msm: pm-8x60: Use ktime_get for suspend stats

During suspend, the sched clock is stopped and the suspends ops
cannot rely on sched clock to report time spent in suspend. Use ktime
interface to determine the time spent in suspend.

Change-Id: Id244cd8d470c45c1edd408e98ccaf84d30c3e253
Signed-off-by: Mahesh Sivasubramanian <msivasub@codeaurora.org>
Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
msm: pm-8x60: Don't save or restore GIC,VFP state in power collapse

Don't save or restore the GIC,VFP registers when entering or exiting power
collapse. The GIC and VFP drivers already register for PM notifications and
do the respective save/restore thereby making these operations redundant in
pm-8x60 driver.

Change-Id: If9969f8052843b2c7c1417dfeceaab203c6453b5
Signed-off-by: Girish Mahadevan <girishm@codeaurora.org>
Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Gamma Control: attempt to fix a kernel panic.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>