From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3FF521E1A23; Thu, 31 Oct 2024 23:13:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730416424; cv=none; b=qBMkqSFSSCcxKftDYa72y6s0KhWqh6YjJnWOzS2bjtw7geBBS8Md5LRzE3A5BM+jTZMjoBIfbXgNrkdyfP8Jbsslpf2ldQ3nAwro2boYzUQLQcOx4q05VOKzsSOpIJc5GRFcPlzoePzF5Ch+7gyMQKiXt14/i25VMwBLEr9YW8M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730416424; c=relaxed/simple; bh=PK+1p6s/avx7imwFKci0SiByVtzGXBl6H2kZeOjRglg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=tFwDeGelq2mnv8+60We9z/0yeBdmXYgHuIM/+rNKmbUa2VRWUMVAB4AidFhRkRmqV2fKIThG2E+nykFuFdTbhOl77m/WzYgPHedvstqSVt+qLn1cgqV1g2k7XqhxAPC1Bx5Vt1LU3YESph/iP7aMC35HlNXtSx7KMhdOEsgiUm0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=j7T+fE8k; arc=none smtp.client-ip=192.198.163.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="j7T+fE8k" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730416420; x=1761952420; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=PK+1p6s/avx7imwFKci0SiByVtzGXBl6H2kZeOjRglg=; b=j7T+fE8k5tZCe6gY3URZfAh09D27OoDUoroE80RYDp1YDg/Lcuymy3fN ZS4+r+0H5MhIAU8aotMe4KaAHQEXzrJOmubefWTmBUZT+O/M2CJZvBmO9 hR7wAOWVAK4fd9BNNsTfIn/cjwaf229BQTk1ebpk4NB1FH38HScqSGBtu WQeef3ExHMvMd2NkyZ9S6UiOeW71R4u8RHP73d6YflBsqZwzPUgt7z51I 4YMWWeIiMyQB4l/nUH4/zOW3WwY++LBQM/RFKDirDR0wFs/CXHgvmz7vT /nW38tjRQgnhVHPircCdth46Vk3j7zP0eF2FvKnk1qkfx8OaUJXSC7rK8 g==; X-CSE-ConnectionGUID: VWAZsNVpSgO+LsR9+fLpLw== X-CSE-MsgGUID: epF5WaEYRnqyjJcADlfHRQ== X-IronPort-AV: E=McAfee;i="6700,10204,11242"; a="34115017" X-IronPort-AV: E=Sophos;i="6.11,247,1725346800"; d="scan'208";a="34115017" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2024 16:13:38 -0700 X-CSE-ConnectionGUID: Od6sHebZR8iOh+dngIWUSA== X-CSE-MsgGUID: 5mo4JC8tQGeruZYHg5dlqQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,247,1725346800"; d="scan'208";a="87604745" Received: from adande-mobl.amr.corp.intel.com (HELO desk) ([10.125.145.235]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2024 16:13:38 -0700 Date: Thu, 31 Oct 2024 16:13:32 -0700 From: Pawan Gupta To: Amit Shah Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, x86@kernel.org, linux-doc@vger.kernel.org, amit.shah@amd.com, thomas.lendacky@amd.com, bp@alien8.de, tglx@linutronix.de, peterz@infradead.org, jpoimboe@kernel.org, corbet@lwn.net, mingo@redhat.com, dave.hansen@linux.intel.com, hpa@zytor.com, seanjc@google.com, pbonzini@redhat.com, daniel.sneddon@linux.intel.com, kai.huang@intel.com, sandipan.das@amd.com, boris.ostrovsky@oracle.com, Babu.Moger@amd.com, david.kaplan@amd.com Subject: Re: [PATCH 2/2] x86: kvm: svm: add support for ERAPS and FLUSH_RAP_ON_VMRUN Message-ID: <20241031231332.tdfbjcesjnkq435k@desk> References: <20241031153925.36216-1-amit@kernel.org> <20241031153925.36216-3-amit@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241031153925.36216-3-amit@kernel.org> On Thu, Oct 31, 2024 at 04:39:25PM +0100, Amit Shah wrote: > @@ -3559,6 +3582,27 @@ static int svm_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath) > > trace_kvm_nested_vmexit(vcpu, KVM_ISA_SVM); > > + if (boot_cpu_has(X86_FEATURE_ERAPS) > + && vmcb_is_larger_rap(svm->vmcb01.ptr)) { ^ This should be at the end of previous line.