From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ABABFCA9EBC for ; Mon, 28 Oct 2019 10:32:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 81C3A20659 for ; Mon, 28 Oct 2019 10:32:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388264AbfJ1KcV (ORCPT ); Mon, 28 Oct 2019 06:32:21 -0400 Received: from foss.arm.com ([217.140.110.172]:38278 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388238AbfJ1KcV (ORCPT ); Mon, 28 Oct 2019 06:32:21 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C568F1F1; Mon, 28 Oct 2019 03:32:20 -0700 (PDT) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.197.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8A0AC3F71E; Mon, 28 Oct 2019 03:32:19 -0700 (PDT) Date: Mon, 28 Oct 2019 10:32:17 +0000 From: Catalin Marinas To: Marc Zyngier Cc: James Morse , Will Deacon , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, Mark Rutland , Suzuki K Poulose , Julien Thierry Subject: Re: [PATCH v2 4/5] arm64: KVM: Prevent speculative S1 PTW when restoring vcpu context Message-ID: <20191028103217.GB16739@arrakis.emea.arm.com> References: <20191019095521.31722-1-maz@kernel.org> <20191019095521.31722-5-maz@kernel.org> <151fc868-6709-3017-e34d-649ec0e1812c@arm.com> <8636ffzu30.wl-maz@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8636ffzu30.wl-maz@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Sat, Oct 26, 2019 at 11:20:35AM +0100, Marc Zyngier wrote: > Catalin, Will: given that this series conflicts with the workaround for > erratum 1542419, do you mind taking it via the arm64 tree? I assume you target 5.5 with this workaround. I don't mind merging it but if you want to queue it, we already have a stable for-next/neoverse-n1-stale-instr branch with 1542419 (I'll push a fixup on top soon for a clang warning). The other issue is that we get a conflict with mainline due to the tx2 erratum. If it gets too complicated, I'll also merge for-next/fixes into for-next/core. -- Catalin From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED9A4CA9EBC for ; Mon, 28 Oct 2019 10:32:25 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 95F3620659 for ; Mon, 28 Oct 2019 10:32:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 95F3620659 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id BD3EB4A4FF; Mon, 28 Oct 2019 06:32:24 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 75gkoXk2hSJR; Mon, 28 Oct 2019 06:32:23 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id C11BC4A534; Mon, 28 Oct 2019 06:32:23 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 61CCE4A4FF for ; Mon, 28 Oct 2019 06:32:22 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KZ9gNrOK7aMY for ; Mon, 28 Oct 2019 06:32:21 -0400 (EDT) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 3DC7B4A3A3 for ; Mon, 28 Oct 2019 06:32:21 -0400 (EDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C568F1F1; Mon, 28 Oct 2019 03:32:20 -0700 (PDT) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.197.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8A0AC3F71E; Mon, 28 Oct 2019 03:32:19 -0700 (PDT) Date: Mon, 28 Oct 2019 10:32:17 +0000 From: Catalin Marinas To: Marc Zyngier Subject: Re: [PATCH v2 4/5] arm64: KVM: Prevent speculative S1 PTW when restoring vcpu context Message-ID: <20191028103217.GB16739@arrakis.emea.arm.com> References: <20191019095521.31722-1-maz@kernel.org> <20191019095521.31722-5-maz@kernel.org> <151fc868-6709-3017-e34d-649ec0e1812c@arm.com> <8636ffzu30.wl-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <8636ffzu30.wl-maz@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kvm@vger.kernel.org, Will Deacon , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Sat, Oct 26, 2019 at 11:20:35AM +0100, Marc Zyngier wrote: > Catalin, Will: given that this series conflicts with the workaround for > erratum 1542419, do you mind taking it via the arm64 tree? I assume you target 5.5 with this workaround. I don't mind merging it but if you want to queue it, we already have a stable for-next/neoverse-n1-stale-instr branch with 1542419 (I'll push a fixup on top soon for a clang warning). The other issue is that we get a conflict with mainline due to the tx2 erratum. If it gets too complicated, I'll also merge for-next/fixes into for-next/core. -- Catalin _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A28E7CA9EBC for ; Mon, 28 Oct 2019 10:32:30 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7218421479 for ; Mon, 28 Oct 2019 10:32:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="s5ILRbFM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7218421479 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=E7Nr4Ey86Y9KhjNdpcOj9uTypMrs1Myt7mvkmMAuDzE=; b=s5ILRbFMHbZwb6 hfhot/p4a2J4+as/vOKzCiS2bbSMPFA1dK27O5zMPBVZdCROkyVE7dL+kVRvBlViIozU0GXT6eXFY fnwe+yzisnn04mUCyuPVm3bGUBI0tEPY/GU3KStB96g97DB/wvaki9FVUjuUPMspZpxs1i5x1oMR+ TsFqO0M5ynzeJA/N/yizPVVv5GNPQIBkUo3tc9Gat8tMta10zm39I3k3Btz8b6dG0KBuGJonaNjo4 48xe+QP735fTM4Z/9pNbcWEAXe8heuFt3shh+eCJ2q1pr/6eNJeF4o2BTkj5ccTUDgsaq2bIn0AVd ckeW8ALDyXa/0jtJRg1Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iP2K5-00073M-KV; Mon, 28 Oct 2019 10:32:29 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iP2K2-00072n-S4 for linux-arm-kernel@lists.infradead.org; Mon, 28 Oct 2019 10:32:28 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C568F1F1; Mon, 28 Oct 2019 03:32:20 -0700 (PDT) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.197.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8A0AC3F71E; Mon, 28 Oct 2019 03:32:19 -0700 (PDT) Date: Mon, 28 Oct 2019 10:32:17 +0000 From: Catalin Marinas To: Marc Zyngier Subject: Re: [PATCH v2 4/5] arm64: KVM: Prevent speculative S1 PTW when restoring vcpu context Message-ID: <20191028103217.GB16739@arrakis.emea.arm.com> References: <20191019095521.31722-1-maz@kernel.org> <20191019095521.31722-5-maz@kernel.org> <151fc868-6709-3017-e34d-649ec0e1812c@arm.com> <8636ffzu30.wl-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <8636ffzu30.wl-maz@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191028_033226_951432_412C3167 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , kvm@vger.kernel.org, Suzuki K Poulose , James Morse , Julien Thierry , Will Deacon , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Oct 26, 2019 at 11:20:35AM +0100, Marc Zyngier wrote: > Catalin, Will: given that this series conflicts with the workaround for > erratum 1542419, do you mind taking it via the arm64 tree? I assume you target 5.5 with this workaround. I don't mind merging it but if you want to queue it, we already have a stable for-next/neoverse-n1-stale-instr branch with 1542419 (I'll push a fixup on top soon for a clang warning). The other issue is that we get a conflict with mainline due to the tx2 erratum. If it gets too complicated, I'll also merge for-next/fixes into for-next/core. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel