Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755938Ab2JLGpm (ORCPT ); Fri, 12 Oct 2012 02:45:42 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:9210 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752864Ab2JLGpl (ORCPT ); Fri, 12 Oct 2012 02:45:41 -0400 X-IronPort-AV: E=Sophos;i="4.80,576,1344182400"; d="scan'208";a="5988223" Message-ID: <5077BC51.50107@cn.fujitsu.com> Date: Fri, 12 Oct 2012 14:44:33 +0800 From: Zhang Yanfei User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc14 Thunderbird/3.1.4 MIME-Version: 1.0 To: x86@kernel.org, kexec@lists.infradead.org, linux-doc@vger.kernel.org, Avi Kivity , mtosatti@redhat.com CC: linux-kernel@vger.kernel.org, "kvm@vger.kernel.org" Subject: [PATCH 2/3] KVM: make crash_clear_loaded_vmcss valid when kvm_intel is loaded References: <5077BB7B.4030203@cn.fujitsu.com> In-Reply-To: <5077BB7B.4030203@cn.fujitsu.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2012/10/12 14:45:27, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2012/10/12 14:45:27, Serialize complete at 2012/10/12 14:45:27 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1244 Lines: 46 Signed-off-by: zhangyanfei --- arch/x86/kvm/vmx.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 4ff0ab9..f6a16b2 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -41,6 +41,7 @@ #include #include #include +#include #include "trace.h" @@ -7230,6 +7231,10 @@ static int __init vmx_init(void) if (r) goto out3; +#ifdef CONFIG_KEXEC + crash_clear_loaded_vmcss = vmclear_local_loaded_vmcss; +#endif + vmx_disable_intercept_for_msr(MSR_FS_BASE, false); vmx_disable_intercept_for_msr(MSR_GS_BASE, false); vmx_disable_intercept_for_msr(MSR_KERNEL_GS_BASE, true); @@ -7265,6 +7270,10 @@ static void __exit vmx_exit(void) free_page((unsigned long)vmx_io_bitmap_b); free_page((unsigned long)vmx_io_bitmap_a); +#ifdef CONFIG_KEXEC + crash_clear_loaded_vmcss = NULL; +#endif + kvm_exit(); } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/