arm64: Factor out TTBR0_EL1 post-update workaround into a specific asm macro
authorCatalin Marinas <catalin.marinas@arm.com>
Fri, 1 Jul 2016 14:48:55 +0000 (15:48 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Mon, 21 Nov 2016 17:33:47 +0000 (17:33 +0000)
commitf33bcf03e6079668da6bf4eec4a7dcf9289131d0
tree7ac9ba9224f5d1f56233347bfe23e58b58f1645b
parentbd38967d406fb4f9fca67d612db71b5d74cfb0f5
arm64: Factor out TTBR0_EL1 post-update workaround into a specific asm macro

This patch takes the errata workaround code out of cpu_do_switch_mm into
a dedicated post_ttbr0_update_workaround macro which will be reused in a
subsequent patch.

Cc: Will Deacon <will.deacon@arm.com>
Cc: James Morse <james.morse@arm.com>
Cc: Kees Cook <keescook@chromium.org>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/assembler.h
arch/arm64/mm/proc.S