From mboxrd@z Thu Jan 1 00:00:00 1970 From: christoffer.dall@linaro.org (Christoffer Dall) Date: Wed, 17 Aug 2016 13:17:51 +0200 Subject: [PATCH v2] kvm: arm: Enforce some NS-SVC initialisation In-Reply-To: <6d030bee2db08c2fe1b7569e692e8f66800b1e4c.1471369569.git.robin.murphy@arm.com> References: <5322cdb9cb397741d15b60c6693ad39dbf74b6d5.1469101945.git.robin.murphy@arm.com> <6d030bee2db08c2fe1b7569e692e8f66800b1e4c.1471369569.git.robin.murphy@arm.com> Message-ID: <20160817111751.GG8808@cbox> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Russell, On Tue, Aug 16, 2016 at 06:49:18PM +0100, Robin Murphy wrote: > Since the non-secure copies of banked registers lack architecturally > defined reset values, there is no actual guarantee when entering in Hyp > from secure-only firmware that the Non-Secure PL1 state will look the > way that kernel entry (in particular the decompressor stub) expects. > So far, we've been getting away with it thanks to implementation details > of ARMv7 cores and/or bootloader behaviour, but for the sake of forwards > compatibility let's try to ensure that we have a minimally sane state > before dropping down into it. > > Signed-off-by: Robin Murphy Can we have your acked-by on this patch to merge it via the KVM tree or do you prefer merging this one directly yourself? Thanks, -Christoffer