Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758456AbeAIW76 (ORCPT + 1 other); Tue, 9 Jan 2018 17:59:58 -0500 Received: from mga03.intel.com ([134.134.136.65]:43416 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752150AbeAIW74 (ORCPT ); Tue, 9 Jan 2018 17:59:56 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,337,1511856000"; d="scan'208";a="19684658" Subject: Re: [PATCH v2 1/8] x86/feature: Detect the x86 IBRS feature to control Speculation To: Paolo Bonzini , Thomas Gleixner , Andy Lutomirski , Linus Torvalds , Greg KH Cc: Dave Hansen , Andrea Arcangeli , Andi Kleen , Arjan Van De Ven , David Woodhouse , Borislav Petkov , linux-kernel@vger.kernel.org, Ashok Raj References: From: Tim Chen Message-ID: <99c7f6fe-9863-fedf-b57c-9f066a4fbb1a@linux.intel.com> Date: Tue, 9 Jan 2018 14:59:54 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.1.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On 01/09/2018 09:58 AM, Paolo Bonzini wrote: > On 09/01/2018 18:53, Tim Chen wrote: >> On 01/09/2018 02:39 AM, Paolo Bonzini wrote: >> >>> + >>> +#define MSR_IA32_SPEC_CTRL 0x00000048 >>> +#define SPEC_CTRL_FEATURE_DISABLE_IBRS (0 << 0) >>> +#define SPEC_CTRL_FEATURE_ENABLE_IBRS (1 << 0) >> >> >> Boris requested that the name for ENABLE/DISABLE to be shortened to >> SPEC_CTRL_{ENABLE,DISABLE}_IBRS. I'm planning to do that >> for the next patchset update. > > Were you also planning to include KVM patches in your patchset sooner or > later? Or would that be a separate submission? Ashok Raj will be sending out the KVM related patches in a short while after I updated my patchset. Tim