Integrating the -r3 release, which has the following rt specific
fixes:
printk: An all-in-one commit to fix build failures
powerpc/stackprotector: work around stack-guard init from atomic
powerpc/pseries/iommu: Use a locallock instead local_irq_save()
powerpc: reshuffle TIF bits
tty/sysrq: Convert show_lock to raw_spinlock_t
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Armin Kuster <akuster808@gmail.com>