From patchwork Fri Aug 23 12:04:47 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raghavendra K T X-Patchwork-Id: 2848733 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 1B444BF546 for ; Fri, 23 Aug 2013 11:59:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 35CE920203 for ; Fri, 23 Aug 2013 11:59:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 566A32015F for ; Fri, 23 Aug 2013 11:59:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755430Ab3HWL6y (ORCPT ); Fri, 23 Aug 2013 07:58:54 -0400 Received: from e8.ny.us.ibm.com ([32.97.182.138]:49876 "EHLO e8.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755284Ab3HWL6w (ORCPT ); Fri, 23 Aug 2013 07:58:52 -0400 Received: from /spool/local by e8.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 23 Aug 2013 12:58:51 +0100 Received: from d01dlp03.pok.ibm.com (9.56.250.168) by e8.ny.us.ibm.com (192.168.1.108) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Fri, 23 Aug 2013 12:58:49 +0100 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by d01dlp03.pok.ibm.com (Postfix) with ESMTP id 23B6AC9003E; Fri, 23 Aug 2013 07:58:47 -0400 (EDT) Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r7NBwmgj202974; Fri, 23 Aug 2013 07:58:49 -0400 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r7NBwlbe016897; Fri, 23 Aug 2013 05:58:48 -0600 Received: from kernel.stglabs.ibm.com (kernel.stglabs.ibm.com [9.114.214.19]) by d03av01.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r7NBwlKU016872; Fri, 23 Aug 2013 05:58:47 -0600 Received: from codeblue.in.ibm.com (unknown [9.124.158.24]) by kernel.stglabs.ibm.com (Postfix) with SMTP id B36AC240120; Fri, 23 Aug 2013 04:58:44 -0700 (PDT) From: Raghavendra K T To: Gleb Natapov , Paolo Bonzini Cc: linux-doc@vger.kernel.org, , , Rob Landley , "Michael S. Tsirkin" , , Raghavendra K T Subject: [PATCH ] Documentation/kvm: Update cpuid documentation for steal time and pv eoi Date: Fri, 23 Aug 2013 17:34:47 +0530 Message-Id: <1377259487-23989-1-git-send-email-raghavendra.kt@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: References: X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13082311-0320-0000-0000-000000C79447 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-9.7 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Raghavendra K T --- While adding documentation for pvspinlock, I found that these two should be updated. I have based this on top of pvspinlock kvm host patchset (V12) Documentation/virtual/kvm/cpuid.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/virtual/kvm/cpuid.txt b/Documentation/virtual/kvm/cpuid.txt index 22ff659..15a5ac20 100644 --- a/Documentation/virtual/kvm/cpuid.txt +++ b/Documentation/virtual/kvm/cpuid.txt @@ -43,6 +43,15 @@ KVM_FEATURE_CLOCKSOURCE2 || 3 || kvmclock available at msrs KVM_FEATURE_ASYNC_PF || 4 || async pf can be enabled by || || writing to msr 0x4b564d02 ------------------------------------------------------------------------------ +KVM_FEATURE_STEAL_TIME || 5 || guest accounts fine granularity + || || task steal time. enabled when + || || shedstat or task delay accounting + || || is supported by the host. +------------------------------------------------------------------------------ +KVM_FEATURE_PV_EOI || 6 || overrides the generic EOI + || || implementation with an optimized + || || version. +------------------------------------------------------------------------------ KVM_FEATURE_PV_UNHALT || 7 || guest checks this feature bit || || before enabling paravirtualized || || spinlock support.