arm64: LLVMLinux: Use global stack register variable for aarch64
authorMark Charlebois <charlebm@gmail.com>
Wed, 27 Aug 2014 04:29:33 +0000 (05:29 +0100)
committerMark Brown <broonie@kernel.org>
Thu, 22 Jan 2015 21:48:45 +0000 (21:48 +0000)
commit0fab209aac128615dd2a8e88188073f89fba6dab
tree2becef5bb7a3513eb331f3df184ea8dc4351143f
parent29769603ea7b06e98f229b87bc0a67058cea394d
arm64: LLVMLinux: Use global stack register variable for aarch64

To support both Clang and GCC, use the global stack register variable vs
a local register variable.

Author: Mark Charlebois <charlebm@gmail.com>
Signed-off-by: Mark Charlebois <charlebm@gmail.com>
Signed-off-by: Behan Webster <behanw@converseincode.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
(cherry picked from commit 34ccf8f455f1ae7761810a74308f82daca67ced1)
Signed-off-by: Mark Brown <broonie@kernel.org>
arch/arm64/include/asm/percpu.h