From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36780) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xg9iW-0001eO-7A for qemu-devel@nongnu.org; Mon, 20 Oct 2014 05:57:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xg9iQ-0006nf-1J for qemu-devel@nongnu.org; Mon, 20 Oct 2014 05:57:32 -0400 Received: from [59.151.112.132] (port=35717 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xg9iP-0006jq-Cg for qemu-devel@nongnu.org; Mon, 20 Oct 2014 05:57:25 -0400 Message-ID: <5444D910.2090506@cn.fujitsu.com> Date: Mon, 20 Oct 2014 17:42:40 +0800 From: Gu Zheng MIME-Version: 1.0 References: <1412907367-28297-1-git-send-email-guz.fnst@cn.fujitsu.com> In-Reply-To: <1412907367-28297-1-git-send-email-guz.fnst@cn.fujitsu.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH V5 0/8] cpu/acpi: convert cpu hot plug to hotplug_handler API List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: imammedo@redhat.com Cc: qemu-devel@nongnu.org, tangchen@cn.fujitsu.com, chen.fan.fnst@cn.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com, Gu Zheng , afaerber@suse.de Hi Igor, How about this version? Regards, Gu On 10/10/2014 10:15 AM, Gu Zheng wrote: > Previously we use cpu_added_notifiers to register cpu hotplug notifier callback > which is not able to pass/handle errors, so we switch it to unified hotplug > handler API which allows to pass errors and would allow to cancel device_add > in case of error. > Thanks very much for Igor's review and suggestion. > > --- > v5: > -rebase on the latest upstream and fix some comments. > Patch 4/8: > -split the check out of acpi_dev block. > Patch 5/8: > -move CPU hot-plug notifier cleanup hunk into Patch 6/8. > Patch 6/8: > -delete the caller of notifier_list_notify() in this patch. > Patch 8/8: > -rename acpi_set_local_sts to acpi_set_cpu_present_bit for better readability. > > v4: > -split removal of CPU hotplug notifier into separate patch (Patch 6/8). > Patch 1/7: > -convert CPUState *cpu to DeviceState *dev like it's done for other handlers > and do cast to CPU inside. > Patch 5/7: > -Make rtc_state as a link property in PCMachine rather than the global > variables. > -Split out the removal of unused notifier into separate patch. > -Check the result of plug callback before update rtc_state. > > v3: > -deal with start-up cpus in pc_cpu_plug as Igor suggested. > > v2: > -Add 3 new patches(5/7,6/7,7/7), delete original patch 5/5. > 1/5-->1/7 > 2/5-->2/7 > 3/5-->3/7 > 4/5-->4/7 > Patch 1/7: > -add errp argument to catch error. > -return error instead of aborting if cpu id is invalid. > -make acpi_cpu_plug_cb as a wrapper around AcpiCpuHotplug_add. > Patch 3/7: > -remove unused AcpiCpuHotplug_add directly. > Patch 5/7: > -switch the last user of cpu hotplug notifier to hotplug handler API, and > remove the unused cpu hotplug notify. > Patch 6/7: > -split the function rename (just cleanup) into single patch. > Patch 7/7: > -introduce help function acpi_set_local_sts to keep the bit setting in > one place. > --- > > Gu Zheng (8): > acpi/cpu: add cpu hotplug callback function to match hotplug_handler > API > acpi:ich9: convert cpu hotplug to hotplug_handler API > acpi:piix4: convert cpu hotplug to hotplug_handler API > pc: add cpu hotplug handler to PC_MACHINE > pc: Update rtc_cmos in pc_cpu_plug > qom/cpu: remove the unused CPU hot-plug notifier > cpu-hotplug: rename function for better readability > acpi/cpu-hotplug: introduce help function to keep bit setting in one > place > > hw/acpi/cpu_hotplug.c | 35 ++++++++++++++++------ > hw/acpi/ich9.c | 17 ++-------- > hw/acpi/piix4.c | 18 ++--------- > hw/i386/pc.c | 65 +++++++++++++++++++++++++++-------------- > hw/i386/pc_piix.c | 2 +- > hw/i386/pc_q35.c | 2 +- > include/hw/acpi/cpu_hotplug.h | 7 ++-- > include/hw/acpi/ich9.h | 1 - > include/hw/i386/pc.h | 3 +- > include/sysemu/sysemu.h | 3 -- > qom/cpu.c | 10 ------ > 11 files changed, 84 insertions(+), 79 deletions(-) >