From: Will Deacon <will.deacon@arm.com>
Date: Fri, 2 May 2014 15:24:14 +0000 (+0100)
Subject: arm64: kvm: use inner-shareable barriers for inner-shareable maintenance
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~91^2~10^2~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ee9e101c11478680d579bd20bb38a4d3e2514fe3;p=pandora-kernel.git

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

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

This patch relaxes our dsb sy instructions to dsb ish where possible.

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