arm64: mm: use inner-shareable barriers for inner-shareable maintenance

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In order to ensure ordering and completion of inner-shareable maintenance
instructions (cache and TLB) on AArch64, we can use the -ish suffix to
the dmb and dsb instructions respectively.

This patch updates our low-level cache and tlb maintenance routines to
use the inner-shareable barrier variants where appropriate.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Will Deacon 2014-05-02 16:24:15 +01:00 • committed by Catalin Marinas

parent ee9e101c11

commit dc60b777fc

2 changed files with 4 additions and 4 deletions

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6

arch/arm64/mm/cache.S

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2

arch/arm64/mm/proc.S

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