From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53012) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X9Pwp-0003bn-DC for qemu-devel@nongnu.org; Mon, 21 Jul 2014 22:37:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1X9Pwk-0003pZ-9p for qemu-devel@nongnu.org; Mon, 21 Jul 2014 22:36:59 -0400 Received: from [59.151.112.132] (port=50787 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X9Pwj-0003jd-UE for qemu-devel@nongnu.org; Mon, 21 Jul 2014 22:36:54 -0400 Message-ID: <53CDCB61.2070302@cn.fujitsu.com> Date: Tue, 22 Jul 2014 10:24:33 +0800 From: Gu Zheng MIME-Version: 1.0 References: <1405072795-14342-1-git-send-email-guz.fnst@cn.fujitsu.com> In-Reply-To: <1405072795-14342-1-git-send-email-guz.fnst@cn.fujitsu.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RFC PATCH 0/7] i386: add cpu hot remove support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gu Zheng Cc: qemu-devel@nongnu.org, tangchen@cn.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com, imammedo@redhat.com, anshul.makkar@profitbricks.com, afaerber@suse.de Hi Igor, Andreas, How about this patchset? Could you please help to review it? Any comment is welcome. Regards, Gu On 07/11/2014 05:59 PM, Gu Zheng wrote: > Via implementing ACPI standard methods _EJ0 in ACPI table, after Guest OS remove > one vCPU online, the fireware will store removed bitmap to QEMU, then QEMU could > know to notify the assigned vCPU of exiting. meanwhile, intruduce the QOM command > 'device_del' to remove vCPU from QEMU itself. > > This job is based on Chen Fan's previous "cpu-del" patchset: > https://lists.nongnu.org/archive/html/qemu-devel/2013-12/msg04266.html > > And it depends on the previous "device_add foo-x86_64-cpu" patchset: > https://lists.nongnu.org/archive/html/qemu-devel/2014-06/msg06690.html > > Chen Fan (4): > x86: add x86_cpu_unrealizefn() for cpu apic remove > qom cpu: rename variable 'cpu_added_notifier' to > 'cpu_hotplug_notifier' > i386: implement pc interface cpu_common_unrealizefn() in qom/cpu.c > cpu hotplug: implement function cpu_status_write() for vcpu ejection > > Gu Zheng (3): > i386: add cpu device_del support > qom cpu: add UNPLUG cpu notify support > cpus: reclaim allocated vCPU objects > > cpus.c | 44 ++++++++++++++++++++++++ > hw/acpi/cpu_hotplug.c | 55 ++++++++++++++++++++++++++++--- > hw/acpi/ich9.c | 13 ++++--- > hw/acpi/piix4.c | 21 +++++++----- > hw/i386/acpi-dsdt-cpu-hotplug.dsl | 6 +++- > hw/i386/kvm/apic.c | 8 ++++ > hw/i386/pc.c | 2 +- > hw/intc/apic.c | 10 +++++ > hw/intc/apic_common.c | 23 ++++++++++++- > include/hw/acpi/cpu_hotplug.h | 14 +++++++- > include/hw/acpi/ich9.h | 2 +- > include/hw/cpu/icc_bus.h | 1 + > include/hw/i386/apic_internal.h | 1 + > include/qom/cpu.h | 9 +++++ > include/sysemu/kvm.h | 1 + > include/sysemu/sysemu.h | 2 +- > kvm-all.c | 57 +++++++++++++++++++++++++++++++- > qom/cpu.c | 27 ++++++++++++--- > target-i386/cpu-qom.h | 1 + > target-i386/cpu.c | 66 +++++++++++++++++++++++++++++++++++++ > 20 files changed, 332 insertions(+), 31 deletions(-) >