From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2503644-1519249308-2-12206476026743235487 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.001, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='com', MailFrom='org' X-Spam-charsets: cc='UTF-8', plain='UTF-8' X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519249308; b=Weya+iVIMncBTKQgSu/jXzQGYZzZt/kM3Y1UlicE4zDuDdP PoUUbGIWr6J8P8Vp/EnpiDYQgOXM+akAPSVVZU4ZmPmZdRn81hu7brwvXlbC8/OE Tya7DnCPbpTh3CZGbFCPjP3Af7IOMN0Rka9PFyRCI9xGF61+sb33+jjMdP5UmSS7 GuDyGQj+Q44V6hcSvZp/LDmCWXuTEZLYZdJ8+ocPWLTQpTfSHKfHhOS/qJhP+6M6 1RKMXkJwJ96KumxjRSac47bJnafMuChkAgCYKXyj9d11fBBUyKl+mP3RIcxHsK4G ygSlTdddcem2FkjCSoLWQl6j+2KnvStE6SF6Xrw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :mime-version:content-type:content-transfer-encoding:sender :list-id; s=arctest; t=1519249308; bh=rzn/OvWCrHIy+q12kzHWP4mAat InSoLdTmvOmQ4eUdM=; b=Xozz6tzhgTb10kCnlqJcdXpyH4s55pKuFpQxTAjFs6 CSx8QLFJ9o5gvnY+WraXXF0V+TJE1lW42hZTxP5o3ajIkFbl0Hui4NAKwCj2JUuL IgJ9bvXfRxx5yj3RvGG7lOyQSMbDjJcVdUlPH+P0XF2Gfpqexrvvmq8JNg6QaHxS fZnme1mIJOr336ivn+1QsT43y3AKwnFY6OUx7G1uG6NmaY2mn4yamZfo9E+YImQm kuGFAe/GC3tQ7Qt8g+a4AZCT2Cn4NlPBLVY24p7/33eR8aSTVdHGjMa3uPokdHt6 ijTc+Gzk4z1kFS/lxFd/fkbt/wqykNc9K+M3hVyf4PXw== ARC-Authentication-Results: i=1; mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=gmail.com header.i=@gmail.com header.b=ht661+eC x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=20161025; dmarc=fail (p=none,has-list-id=yes,d=none) header.from=redhat.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-google-dkim=fail (message has been altered; 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=dLTSLu0x; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=redhat.com header.result=pass header_is_org_domain=yes Authentication-Results: mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=gmail.com header.i=@gmail.com header.b=ht661+eC x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=20161025; dmarc=fail (p=none,has-list-id=yes,d=none) header.from=redhat.com; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-google-dkim=fail (message has been altered; 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=dLTSLu0x; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=redhat.com header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751119AbeBUVlp (ORCPT ); Wed, 21 Feb 2018 16:41:45 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:35949 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750805AbeBUVlo (ORCPT ); Wed, 21 Feb 2018 16:41:44 -0500 X-Google-Smtp-Source: AH8x225oNxwNblsT5gXldGUxU6WyPTyoAyVmsEQXvNL4HpXkWtc8kBEVYgaH2c1JO63377aUOZw7Gg== From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: x86@kernel.org, =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= , KarimAllah Ahmed , David Woodhouse , Jim Mattson , Thomas Gleixner , Ingo Molnar , stable@vger.kernel.org Subject: [PATCH 0/3] x86/pti: KVM: fixes and optimizations for IBRS Date: Wed, 21 Feb 2018 22:41:34 +0100 Message-Id: <1519249297-73718-1-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Three tiny patches fixing bugs and optimizing the IBRS code. These are all fairly obvious, but they escaped review. They should go in through the x86/pti tree and should apply to both 4.9 and 4.14 trees. Thanks! Paolo Paolo Bonzini (3): KVM: x86: use native MSR ops for SPEC_CTRL KVM: nVMX: fix wrong condition for SPEC_CTRL and PRED_CMD MSRs KVM: VMX: mark RDMSR path as unlikely arch/x86/kvm/svm.c | 9 +++++---- arch/x86/kvm/vmx.c | 15 ++++++++------- 2 files changed, 13 insertions(+), 11 deletions(-) -- 1.8.3.1