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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 3B4E5C433E3 for ; Thu, 23 Jul 2020 22:14:34 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (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 000A622B3F for ; Thu, 23 Jul 2020 22:14:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="V5Z5Rq1n"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="DpE/SglP" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 000A622B3F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from ml01.vlan13.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id BA54512531B70; Thu, 23 Jul 2020 15:14:33 -0700 (PDT) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2a0a:51c0:0:12e:550::1; helo=galois.linutronix.de; envelope-from=tglx@linutronix.de; receiver= Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 7CDD312531B6E for ; Thu, 23 Jul 2020 15:14:31 -0700 (PDT) From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1595542468; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=JmyzjmH8/olb4mM6hh3RrBawdAZ1ohRuT2f6HKf6J84=; b=V5Z5Rq1nk71rXzhuUOz5ybYySxFdqFcH8dpWSElBd5qV0W8MCoBko+38RNWOwqWv2ju5Ig bQIZTjLoRGXb0gRm8ytYEZ+t/kr7TRL00g3qwWdo76SMcfJ4GqUmx1vL6JGaDTvO7FZH+R ehWAUFsqGo/fbWIHtNHboBF7FH01EARrdMRiueauNFcaZcnEvopvmfNUwCfpZJv1T5dDwT im0DmUgWCCRiLQJaa9slhiO8uBTVN7eOzTJKLsyQvSGFvkDS9iSTv6B55CVKQYzX50pMS/ 92w4HmCS53+4wG2ZzwtaOhcrmTM/WnQ4LlDs75AQoLaiaAd4mZmRHbv65Gb2eA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1595542468; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=JmyzjmH8/olb4mM6hh3RrBawdAZ1ohRuT2f6HKf6J84=; b=DpE/SglP+UbEOY+9bcINMPHA9y7J8tMcjgmZMJCa1/pPbw5ifZwHGpOKKPr+c+G54aYYVK 9inwqDxRJmQ+XGDQ== To: Andy Lutomirski Subject: Re: [PATCH RFC V2 17/17] x86/entry: Preserve PKRS MSR across exceptions In-Reply-To: References: <20200723165204.GB77434@romley-ivt3.sc.intel.com> <87imeevv6b.fsf@nanos.tec.linutronix.de> Date: Fri, 24 Jul 2020 00:14:28 +0200 Message-ID: <874kpxx4jf.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Message-ID-Hash: UDFY2MCHHGEUI6RC6TXM7HKY3PWYQS6R X-Message-ID-Hash: UDFY2MCHHGEUI6RC6TXM7HKY3PWYQS6R X-MailFrom: tglx@linutronix.de X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation CC: Fenghua Yu , Dave Hansen , Andy Lutomirski , Ingo Molnar , Borislav Petkov , Peter Zijlstra , Dave Hansen , X86 ML , Andrew Morton , "open list:DOCUMENTATION" , LKML , linux-nvdimm , Linux FS Devel , Linux-MM , "open list:KERNEL SELFTEST FRAMEWORK" X-Mailman-Version: 3.1.1 Precedence: list List-Id: "Linux-nvdimm developer list." 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