From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: Re: [PATCH v2 10/36] KVM: arm64: Factor out fault info population and gic workarounds Date: Mon, 11 Dec 2017 09:45:37 +0000 Message-ID: <94f820d4-ec95-1079-ac85-14461bd25a5c@arm.com> References: <20171207170630.592-1-christoffer.dall@linaro.org> <20171207170630.592-11-christoffer.dall@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20171207170630.592-11-christoffer.dall@linaro.org> Content-Language: en-GB Sender: kvm-owner@vger.kernel.org To: Christoffer Dall , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org Cc: kvm@vger.kernel.org, Shih-Wei Li , Andrew Jones List-Id: kvmarm@lists.cs.columbia.edu On 07/12/17 17:06, Christoffer Dall wrote: > The current world-switch function has functionality to detect a number > of cases where we need to fixup some part of the exit condition and > possibly run the guest again, before having restored the host state. > > This includes populating missing fault info, emulating GICv2 CPU > interface accesses when mapped at unaligned addresses, and emulating > the GICv3 CPU interface on systems that need it. > > As we are about to have an alternative switch function for VHE systems, > but VHE systems still need the same early fixup logic, factor out this > logic into a separate function that can be shared by both switch > functions. > > No functional change. > > Signed-off-by: Christoffer Dall Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny...