From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754243AbcBAPpH (ORCPT ); Mon, 1 Feb 2016 10:45:07 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:19231 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752647AbcBAPkF (ORCPT ); Mon, 1 Feb 2016 10:40:05 -0500 From: Boris Ostrovsky To: david.vrabel@citrix.com, konrad.wilk@oracle.com Cc: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, roger.pau@citrix.com, mcgrof@suse.com, Boris Ostrovsky Subject: [PATCH v2 00/11] HVMlite domU support Date: Mon, 1 Feb 2016 10:38:46 -0500 Message-Id: <1454341137-14110-1-git-send-email-boris.ostrovsky@oracle.com> X-Mailer: git-send-email 1.7.1 X-Source-IP: userv0022.oracle.com [156.151.31.74] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series introduces HVMlite support for unprivileged guests. It has been tested on Intel/AMD, both 32- and 64-bit, including CPU on- and offlining and save/restore. (Restore will result in APIC write warnings which exist now for 32-bit PV guests as well so I didn't address this in this series) Compile-tested on ARM v2: * Dropped first patch (don't use initial_page_table/initial_pg_pmd and start_secondary) * Much simplified kernel init code (after realizing that xen_hvm_guest_init()/ init_hvm_pv_info() already do most of it). As result, factoring ot of xen_start_kernel() is no longer necessary. (patch 3) * Dropped pcifront use until we decide that we *are* using it. (patch 5) Boris Ostrovsky (11): xen/hvmlite: Import hvmlite-related Xen public interfaces xen/hvmlite: Bootstrap HVMlite guest xen/hvmlite: Initialize HVMlite kernel xen/hvmlite: Allow HVMlite guests delay initializing grant table xen/hvmlite: HVMlite guests always have PV devices xen/hvmlite: Prepare cpu_initialize_context() routine for HVMlite SMP xen/hvmlite: Initialize context for secondary VCPUs xen/hvmlite: Extend APIC operations for HVMlite guests xen/hvmlite: Use x86's default timer init for HVMlite guests xen/hvmlite: Boot secondary CPUs xen/hvmlite: Enable CPU on-/offlining arch/x86/xen/Makefile | 1 + arch/x86/xen/apic.c | 39 +++++- arch/x86/xen/enlighten.c | 106 +++++++++++++- arch/x86/xen/grant-table.c | 4 +- arch/x86/xen/platform-pci-unplug.c | 4 +- arch/x86/xen/pmu.c | 4 +- arch/x86/xen/smp.c | 252 ++++++++++++++++++++++++---------- arch/x86/xen/smp.h | 4 + arch/x86/xen/time.c | 5 +- arch/x86/xen/xen-hvmlite.S | 190 +++++++++++++++++++++++++ drivers/xen/grant-table.c | 8 +- include/xen/interface/elfnote.h | 12 ++- include/xen/interface/hvm/hvm_vcpu.h | 143 +++++++++++++++++++ include/xen/interface/xen.h | 24 ++++ include/xen/xen.h | 6 + 15 files changed, 706 insertions(+), 96 deletions(-) create mode 100644 arch/x86/xen/xen-hvmlite.S create mode 100644 include/xen/interface/hvm/hvm_vcpu.h