From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 56B2139B48F for ; Fri, 10 Apr 2026 23:58:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775865539; cv=none; b=aFWXm2tWO0M78sOjkHV/uZg5B2+BopMI/OqSH2wWUpO3lg719HcZYgYlbPCBuwhiBMcKQpYfXgoL4NYZBmPGVam9O/DIAlWSnt7cpO9h5ePGYjsFOOgye1tUIDb2uWph2dBSjzLKy4apDQnr1ColUAt0A0BzH8QI6JKcd6PBf10= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775865539; c=relaxed/simple; bh=nXR3G53f0zpLUseB8nzJCOsQoqOFkC28INXNCJ4wdSQ=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=msUY/im/Oqpsu+WSDWVYv+MkgrI5aKvCgPoA7TX0cDLRty3foZ0/45FMPaVa9NMI28Kn9eutLmN4HfDfBvSnOw/V23Z9DeKrMDeSvWvprpYqknexmMUh1n8b8u43XzVqsZqJoaRRcAvT7Ftfjn67D5JAi7KI+mOLvgaKnNY86xU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=f6gr1W1g; arc=none smtp.client-ip=209.85.215.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="f6gr1W1g" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-c7423ba5342so3446768a12.0 for ; Fri, 10 Apr 2026 16:58:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1775865538; x=1776470338; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=v3bm8d3hsyiWzBAicAtQtt5LoIkZQ59PYizqk25Kq4I=; b=f6gr1W1gYEnN2um8o+DOViYKvZ6S+ZfLvXYVdTh7fUpen9y2JpsEwM0dbOb/60GMyU s7nahYEtgRGPEWwXsfcfZSS3k6vr2ShsH8ufNwIyki5jG2RVZfpH8faUmOjC8BUPkQpk uBv1tmc2+2lVD5H2mNDMbpPPPG2zXjvhYm4Hu5NTs9Q8CGH+W02mNvktlUjPvTLNbjAM 3KynRC5IF34nbwUD7AWrh7hE3+xDWQ1HmjbJinHzilF9bV5/RPYE4M9dZ6ASKwQo/h/x iARPE5eNFzZV6KrIMTXmAa6qUhmvI744o9ZeMFTO3ToYz24PnsWdq0b8Bb6mFZsaPoYM grMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775865538; x=1776470338; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=v3bm8d3hsyiWzBAicAtQtt5LoIkZQ59PYizqk25Kq4I=; b=OXXYay/XLePH0rcDoi4rOHfi/ukfCPLKVAZmkxLJ4AvZv+LJHv6ziSvKE3PFofNf1/ KJHqryEY7cNWABQHTxrEnelgG9RDgBQslfRnaoRmDJ2/t1ZEZJHk0q7hthPVd4Y94BNn JvWoVsWNBEP/pwoT13hFCoZqxXFOlMxnAiRR6SRhieW4JdiROGuX/iGdkpdZl2jMMR1V //aD3Mz8+9ZPNVAVCLOGXqy7Ez7xVX28BFVu1a7UzrZIsrFjng0W/4e0ret0IQWzt68O i4YdJOXuVxZAQLMlgg7ZjlxTYbAVDjwVe1XUToKTc36Mfbo/+LUPBiCo6N4J9I/bnrLF SceQ== X-Forwarded-Encrypted: i=1; AJvYcCUyLPcjbmagpaJxykFBA0JeErhlnHZ6+uudulc7sOk8EwMPp+kAEwvZby/tLM2ORm6/ouJZ+bgeIiyXHiA=@vger.kernel.org X-Gm-Message-State: AOJu0YxIcGiG1OQH30DW2nwrmZMrvnIkh6uUdpNxXaANo+vvVrnIotAH 88IAHt37/zcRO1hXfbaqOY6o11diUAXx9DkbfI3LM2XNuwWNX8mP6wG41juBj5I2EGIOJWmqGtq 4kaajTw== X-Received: from pfbem35.prod.google.com ([2002:a05:6a00:3763:b0:82f:12e6:82f9]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:a245:b0:82c:6d88:2a8e with SMTP id d2e1a72fcca58-82f0c28903fmr6054272b3a.20.1775865537483; Fri, 10 Apr 2026 16:58:57 -0700 (PDT) Reply-To: Sean Christopherson Date: Fri, 10 Apr 2026 16:58:29 -0700 In-Reply-To: <20260410235832.2312342-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260410235832.2312342-1-seanjc@google.com> X-Mailer: git-send-email 2.53.0.1213.gd9a14994de-goog Message-ID: <20260410235832.2312342-11-seanjc@google.com> Subject: [GIT PULL] KVM: x86: VMX changes for 7.1 From: Sean Christopherson To: Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Sean Christopherson Content-Type: text/plain; charset="UTF-8" Two perf tweaks for Uros and a minor cleanup. The following changes since commit 11439c4635edd669ae435eec308f4ab8a0804808: Linux 7.0-rc2 (2026-03-01 15:39:31 -0800) are available in the Git repository at: https://github.com/kvm-x86/linux.git tags/kvm-x86-vmx-7.1 for you to fetch changes up to 577da677aa7cbc13040e4951170d39ec7663ad8a: KVM: VMX: Remove unnecessary parentheses (2026-03-12 09:05:56 -0700) ---------------------------------------------------------------- KVM VMX changes for 7.1 - Drop obsolete (largely ignored by hardwre) branch hint prefixes from the VMX instruction macros, as saving a byte of code per instruction provides more benefits than the (mostly) superfluous prefixes. - Use ASM_INPUT_RM() in __vmcs_writel() to coerce clang into using a register input when appropriate. - Drop unnecessary parentheses in cpu_has_load_cet_ctrl() so as not to suggest that "return (x & y);" is KVM's preferred style. ---------------------------------------------------------------- Uros Bizjak (2): KVM: VMX: Drop obsolete branch hint prefixes from inline asm KVM: VMX: Use ASM_INPUT_RM in __vmcs_writel Xin Li (1): KVM: VMX: Remove unnecessary parentheses arch/x86/kvm/vmx/capabilities.h | 2 +- arch/x86/kvm/vmx/vmx_ops.h | 5 +---- 2 files changed, 2 insertions(+), 5 deletions(-)