From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752536Ab2L0CrB (ORCPT ); Wed, 26 Dec 2012 21:47:01 -0500 Received: from router-fw.net-space.pl ([89.174.63.77]:37610 "EHLO router-fw.net-space.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751973Ab2L0Cp0 (ORCPT ); Wed, 26 Dec 2012 21:45:26 -0500 X-Greylist: delayed 1365 seconds by postgrey-1.27 at vger.kernel.org; Wed, 26 Dec 2012 21:45:22 EST From: Daniel Kiper To: andrew.cooper3@citrix.com, ebiederm@xmission.com, hpa@zytor.com, jbeulich@suse.com, konrad.wilk@oracle.com, maxim.uvarov@oracle.com, mingo@redhat.com, tglx@linutronix.de, vgoyal@redhat.com, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xensource.com Cc: Daniel Kiper Subject: [PATCH v3 09/11] x86/xen/enlighten: Add init and crash kexec/kdump hooks Date: Thu, 27 Dec 2012 03:18:58 +0100 Message-Id: <1356574740-6806-10-git-send-email-daniel.kiper@oracle.com> X-Mailer: git-send-email 1.5.6.5 In-Reply-To: <1356574740-6806-9-git-send-email-daniel.kiper@oracle.com> References: <1356574740-6806-1-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-2-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-3-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-4-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-5-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-6-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-7-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-8-git-send-email-daniel.kiper@oracle.com> <1356574740-6806-9-git-send-email-daniel.kiper@oracle.com> X-Bogosity: No, spamicity=0.281227 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add init and crash kexec/kdump hooks. Signed-off-by: Daniel Kiper --- arch/x86/xen/enlighten.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 138e566..5025bba 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -31,6 +31,7 @@ #include #include #include +#include #include #include @@ -1276,6 +1277,12 @@ static void xen_machine_power_off(void) static void xen_crash_shutdown(struct pt_regs *regs) { +#ifdef CONFIG_KEXEC_FIRMWARE + if (kexec_crash_image) { + crash_save_cpu(regs, safe_smp_processor_id()); + return; + } +#endif xen_reboot(SHUTDOWN_crash); } @@ -1353,6 +1360,10 @@ asmlinkage void __init xen_start_kernel(void) xen_init_mmu_ops(); +#ifdef CONFIG_KEXEC_FIRMWARE + kexec_use_firmware = true; +#endif + /* Prevent unwanted bits from being set in PTEs. */ __supported_pte_mask &= ~_PAGE_GLOBAL; #if 0 -- 1.5.6.5