Received: by 2002:ac0:a5b6:0:0:0:0:0 with SMTP id m51-v6csp808488imm; Thu, 31 May 2018 09:44:06 -0700 (PDT) X-Google-Smtp-Source: ADUXVKILQzW3Fs15Dj+iIinXvArL71blVOj58huNAOFGXBkosO60EVYNi0KMR8tjEeGVmyuo0ED9 X-Received: by 2002:a62:fe0e:: with SMTP id z14-v6mr7545079pfh.73.1527785046926; Thu, 31 May 2018 09:44:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1527785046; cv=none; d=google.com; s=arc-20160816; b=uTGvhnxCBLBpYxxIKSIM7bEnFxFqKuOeBaTk34D5yLIGRxm8v20717/FDID5+B2iq3 2lAENO5/CZ1by/fVMnby4/kxfNAhGACo5UpIo3GkdrCAVgl8XtQKyE5Q/zKtCRXlGN01 Av7mVe3Uhj2cMffJgFySKhtljAaxtjodMVw4GbBTgDvD6HYUEleZaZkve8iqlYNkJYfT 6OyxHGwvVnlyTS7AyDVlCWTXkv9nx74W1t4bJAB8kHZH515aEwx13v5rNDA/3wAARSN6 w7b6xWom4x2JIB9rMlTPFKOhPBcSCreeYSQlc6ClpJ794BFUuvErAvpgOlpUJbX3lW2z cv/w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=M0YBTPTRVLR1nO2/Sk3lDTdlPdRGIpHJe3JW+nkEXRU=; b=Ly8580VCEo+5J7AWVr5wvOpi3RcezK0afHkZp0QjFDyx3VEK7BOMQYd3LENMBMYiGR BDCt7cXFN8c+dcd1mAqm/DbAKsKuYzzyWzwgPH1M2GIebedTM3ZISuTZnFREl+WDwKxr Qle66Hkig5rT8CYPzf5hWMg5CVdK1V4gxiyQyGCoDU8aoPrhIsG3tHaGCC26BZpNN2K7 +nFFf4pXImmnmp/n5nH7Zl9Qsz0/as771op7rONe0zgR6TMs0uskN0zfZ6OvMrmzYtlU SqqayzD/w3/c+W9Tbuq9cektjsonl4IDu1nvUdRWswNcSIfo33bdqGvQHSAl+qv96a7C vz/g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h62-v6si12888808pge.184.2018.05.31.09.43.53; Thu, 31 May 2018 09:44:06 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755841AbeEaQlp (ORCPT + 99 others); Thu, 31 May 2018 12:41:45 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:43460 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755629AbeEaQlj (ORCPT ); Thu, 31 May 2018 12:41:39 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 11E3C1596; Thu, 31 May 2018 09:41:39 -0700 (PDT) Received: from armageddon.cambridge.arm.com (armageddon.cambridge.arm.com [10.1.206.84]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AE6663F53D; Thu, 31 May 2018 09:41:36 -0700 (PDT) Date: Thu, 31 May 2018 17:41:34 +0100 From: Catalin Marinas To: Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu, Mark Rutland , Kees Cook , Randy Dunlap , Will Deacon , Christoffer Dall , Dominik Brodowski , Julien Grall , Andy Lutomirski , Greg Kroah-Hartman , Thomas Gleixner Subject: Re: [PATCH v2 00/17] arm64 SSBD (aka Spectre-v4) mitigation Message-ID: <20180531164133.6z6py7nl55ty473e@armageddon.cambridge.arm.com> References: <20180529121121.24927-1-marc.zyngier@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180529121121.24927-1-marc.zyngier@arm.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 29, 2018 at 01:11:04PM +0100, Marc Zyngier wrote: > Marc Zyngier (17): > arm/arm64: smccc: Add SMCCC-specific return codes > arm64: Call ARCH_WORKAROUND_2 on transitions between EL0 and EL1 > arm64: Add per-cpu infrastructure to call ARCH_WORKAROUND_2 > arm64: Add ARCH_WORKAROUND_2 probing > arm64: Add 'ssbd' command-line option > arm64: ssbd: Add global mitigation state accessor > arm64: ssbd: Skip apply_ssbd if not using dynamic mitigation > arm64: ssbd: Restore mitigation status on CPU resume > arm64: ssbd: Introduce thread flag to control userspace mitigation > arm64: ssbd: Add prctl interface for per-thread mitigation > arm64: KVM: Add HYP per-cpu accessors > arm64: KVM: Add ARCH_WORKAROUND_2 support for guests > arm64: KVM: Handle guest's ARCH_WORKAROUND_2 requests > arm64: KVM: Add ARCH_WORKAROUND_2 discovery through > ARCH_FEATURES_FUNC_ID I queued the 14 patches above for 4.18. > arm64: Add test_and_clear_flag and set_flag atomic assembler > primitives > arm64: ssbd: Enable delayed setting of TIF_SSBD > arm64: ssbd: Implement arch_seccomp_spec_mitigate Thanks. -- Catalin