tree 110ed9125f710b68b2f917ca42137e4e157a8c79
parent aadd670c75c141efa4bfc261114dec0f25f12ed8
author Jacky Bai <ping.bai@nxp.com> 1578366322 +0800
committer Manish Pandey <manish.pandey2@arm.com> 1597933399 +0000

plat: imx8m: Fix the race condition during cpu hotplug

CPU hotplug & cpuidle have some race condition when doing CPU hotplug
stress test. different CPU cores have the chance to access the same
GPC register(A53_AD), so lock is necessary to do exlusive access.

Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Change-Id: I1296592e05fa78429c3f0fac066951521db755e3