Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753554AbaGONlA (ORCPT ); Tue, 15 Jul 2014 09:41:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:28284 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753189AbaGONky (ORCPT ); Tue, 15 Jul 2014 09:40:54 -0400 From: Vitaly Kuznetsov To: xen-devel@lists.xenproject.org Cc: Konrad Rzeszutek Wilk , Boris Ostrovsky , David Vrabel , Stefano Stabellini , Andrew Jones , linux-kernel@vger.kernel.org Subject: [PATCH RFC 0/4] xen/pvhvm: fix shared_info and pirq issues with kexec Date: Tue, 15 Jul 2014 15:40:36 +0200 Message-Id: <1405431640-649-1-git-send-email-vkuznets@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With this patch series I'm trying to address several issues with kexec on pvhvm: - shared_info issue (1st patch, just sending Olaf's work with Konrad's fix) - create specific pvhvm shutdown handler for kexec (2nd patch) - GSI PIRQ issue (3rd patch, I'm pretty confident that it does the right thing) - MSI PIRQ issue (4th patch, and I'm not sure it doesn't break anything -> RFC) This patch series can be tested on single vCPU guest. We still have SMP issues with pvhvm guests and kexec which require additional fixes. Olaf Hering (1): xen PVonHVM: use E820_Reserved area for shared_info Vitaly Kuznetsov (3): xen/pvhvm: Introduce xen_pvhvm_kexec_shutdown() xen/pvhvm: Unmap all PIRQs on startup and shutdown xen/pvhvm: Make MSI IRQs work after kexec arch/x86/pci/xen.c | 3 +- arch/x86/xen/enlighten.c | 83 +++++++++++++++++++++++++++++++--------- arch/x86/xen/smp.c | 10 +++++ arch/x86/xen/smp.h | 1 + arch/x86/xen/suspend.c | 2 +- arch/x86/xen/xen-ops.h | 2 +- drivers/xen/events/events_base.c | 76 ++++++++++++++++++++++++++++++++++++ include/xen/events.h | 3 ++ 8 files changed, 158 insertions(+), 22 deletions(-) -- 1.9.3 -- 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/