From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966911Ab3HHXVb (ORCPT ); Thu, 8 Aug 2013 19:21:31 -0400 Received: from terminus.zytor.com ([198.137.202.10]:41110 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966455Ab3HHXV1 (ORCPT ); Thu, 8 Aug 2013 19:21:27 -0400 Date: Thu, 8 Aug 2013 16:21:09 -0700 From: tip-bot for Srivatsa Vaddagiri Message-ID: Cc: linux-kernel@vger.kernel.org, vatsa@linux.vnet.ibm.com, hpa@zytor.com, mingo@kernel.org, gleb@redhat.com, raghavendra.kt@linux.vnet.ibm.com, suzuki@in.ibm.com, tglx@linutronix.de, hpa@linux.intel.com Reply-To: mingo@kernel.org, hpa@zytor.com, vatsa@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, gleb@redhat.com, raghavendra.kt@linux.vnet.ibm.com, suzuki@in.ibm.com, tglx@linutronix.de, hpa@linux.intel.com In-Reply-To: <20130806114501.20643.5734.sendpatchset@codeblue.in.ibm.com> References: <20130806114501.20643.5734.sendpatchset@codeblue.in.ibm.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/spinlocks] kvm guest : Add configuration support to enable debug information for KVM Guests Git-Commit-ID: 20a89c88f7d2458e12f66d7850cf17deec7daa1c X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (terminus.zytor.com [127.0.0.1]); Thu, 08 Aug 2013 16:21:15 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 20a89c88f7d2458e12f66d7850cf17deec7daa1c Gitweb: http://git.kernel.org/tip/20a89c88f7d2458e12f66d7850cf17deec7daa1c Author: Srivatsa Vaddagiri AuthorDate: Tue, 6 Aug 2013 17:15:01 +0530 Committer: H. Peter Anvin CommitDate: Thu, 8 Aug 2013 16:07:30 -0700 kvm guest : Add configuration support to enable debug information for KVM Guests Signed-off-by: Srivatsa Vaddagiri Link: http://lkml.kernel.org/r/20130806114501.20643.5734.sendpatchset@codeblue.in.ibm.com Signed-off-by: Suzuki Poulose Signed-off-by: Raghavendra K T Acked-by: Gleb Natapov Acked-by: Ingo Molnar Signed-off-by: H. Peter Anvin --- arch/x86/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 112e712..b1fb846 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -657,6 +657,15 @@ config KVM_GUEST underlying device model, the host provides the guest with timing infrastructure such as time of day, and system time +config KVM_DEBUG_FS + bool "Enable debug information for KVM Guests in debugfs" + depends on KVM_GUEST && DEBUG_FS + default n + ---help--- + This option enables collection of various statistics for KVM guest. + Statistics are displayed in debugfs filesystem. Enabling this option + may incur significant overhead. + source "arch/x86/lguest/Kconfig" config PARAVIRT_TIME_ACCOUNTING