arm64: optimize smp_kick_all_cpus
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Fri, 17 Jun 2016 09:32:47 +0000 (18:32 +0900)
committerTom Rini <trini@konsulko.com>
Fri, 24 Jun 2016 21:23:12 +0000 (17:23 -0400)
commitafedf5488de99925f00ead847e40d7ba0d508f0e
tree1bdf5082812967cb5b964832c3679eb685da8328
parenta2cfc8d5935efd445d9f9b258383e2a42f83ef6e
arm64: optimize smp_kick_all_cpus

gic_kick_secondary_cpus can directly return to the caller of
smp_kick_all_cpus.  We do not have to use x29 register here.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: York Sun <york.sun@nxp.com>
arch/arm/cpu/armv8/start.S