From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoffer Dall Subject: Re: [PATCH v3 11/12] arm64: KVM: vgic-v3: Reset LRs at boot time Date: Tue, 8 Mar 2016 19:12:24 -0800 Message-ID: <20160309031224.GC26583@lvm> References: <1457343214-19547-1-git-send-email-marc.zyngier@arm.com> <1457343214-19547-12-git-send-email-marc.zyngier@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org To: Marc Zyngier Return-path: Received: from mail-pf0-f174.google.com ([209.85.192.174]:34620 "EHLO mail-pf0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750802AbcCIDM1 (ORCPT ); Tue, 8 Mar 2016 22:12:27 -0500 Received: by mail-pf0-f174.google.com with SMTP id 129so28191624pfw.1 for ; Tue, 08 Mar 2016 19:12:27 -0800 (PST) Content-Disposition: inline In-Reply-To: <1457343214-19547-12-git-send-email-marc.zyngier@arm.com> Sender: kvm-owner@vger.kernel.org List-ID: On Mon, Mar 07, 2016 at 09:33:33AM +0000, Marc Zyngier wrote: > In order to let the GICv3 code be more lazy in the way it > accesses the LRs, it is necessary to start with a clean slate. > > Let's reset the LRs on each CPU when the vgic is probed (which > includes a round trip to EL2...). > > Signed-off-by: Marc Zyngier Reviewed-by: Christoffer Dall