From: Will Deacon <will.deacon@arm.com>
Date: Fri, 2 May 2014 15:24:15 +0000 (+0100)
Subject: arm64: mm: use inner-shareable barriers for inner-shareable maintenance
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~91^2~10^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc60b777fcdddbadab111028e266fd69d4702b34;p=pandora-kernel.git

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

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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