From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48406) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XgE9r-000508-Pw for qemu-devel@nongnu.org; Mon, 20 Oct 2014 10:42:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XgE9m-0007rI-Q7 for qemu-devel@nongnu.org; Mon, 20 Oct 2014 10:42:03 -0400 Received: from mx1.redhat.com ([209.132.183.28]:33308) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XgE9m-0007r5-I9 for qemu-devel@nongnu.org; Mon, 20 Oct 2014 10:41:58 -0400 Date: Mon, 20 Oct 2014 16:41:47 +0200 From: Igor Mammedov Message-ID: <20141020164147.438fa2b6@nial.usersys.redhat.com> In-Reply-To: <1412907367-28297-2-git-send-email-guz.fnst@cn.fujitsu.com> References: <1412907367-28297-1-git-send-email-guz.fnst@cn.fujitsu.com> <1412907367-28297-2-git-send-email-guz.fnst@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH V5 1/8] acpi/cpu: add cpu hotplug callback function to match hotplug_handler API List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gu Zheng Cc: chen.fan.fnst@cn.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com, qemu-devel@nongnu.org, afaerber@suse.de, tangchen@cn.fujitsu.com On Fri, 10 Oct 2014 10:16:00 +0800 Gu Zheng wrote: > Add cpu hotplug callback function (acpi_cpu_plug_cb) to match hotplug_handler API. > > Signed-off-by: Gu Zheng > --- Reviewed-by: Igor Mammedov > v4: > -convert CPUState *cpu to DeviceState *dev like it's done for other handlers > and do cast to CPU inside. > v2: > -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. > > hw/acpi/cpu_hotplug.c | 18 ++++++++++++++++++ > include/hw/acpi/cpu_hotplug.h | 3 +++ > 2 files changed, 21 insertions(+), 0 deletions(-) > > diff --git a/hw/acpi/cpu_hotplug.c b/hw/acpi/cpu_hotplug.c > index 2ad83a0..06e9c61 100644 > --- a/hw/acpi/cpu_hotplug.c > +++ b/hw/acpi/cpu_hotplug.c > @@ -36,6 +36,24 @@ static const MemoryRegionOps AcpiCpuHotplug_ops = { > }, > }; > > +void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, > + AcpiCpuHotplug *g, DeviceState *dev, Error **errp) > +{ > + CPUState *cpu = CPU(dev); > + CPUClass *k = CPU_GET_CLASS(cpu); > + int64_t cpu_id; > + > + cpu_id = k->get_arch_id(cpu); > + if ((cpu_id / 8) >= ACPI_GPE_PROC_LEN) { > + error_setg(errp, "acpi: invalid cpu id: %" PRIi64, cpu_id); > + return; > + } > + > + AcpiCpuHotplug_add(&ar->gpe, g, cpu); > + > + acpi_update_sci(ar, irq); > +} > + > void AcpiCpuHotplug_add(ACPIGPE *gpe, AcpiCpuHotplug *g, CPUState *cpu) > { > CPUClass *k = CPU_GET_CLASS(cpu); > diff --git a/include/hw/acpi/cpu_hotplug.h b/include/hw/acpi/cpu_hotplug.h > index 9e5d30c..5dca8d7 100644 > --- a/include/hw/acpi/cpu_hotplug.h > +++ b/include/hw/acpi/cpu_hotplug.h > @@ -20,6 +20,9 @@ typedef struct AcpiCpuHotplug { > uint8_t sts[ACPI_GPE_PROC_LEN]; > } AcpiCpuHotplug; > > +void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, > + AcpiCpuHotplug *g, DeviceState *dev, Error **errp); > + > void AcpiCpuHotplug_add(ACPIGPE *gpe, AcpiCpuHotplug *g, CPUState *cpu); > > void AcpiCpuHotplug_init(MemoryRegion *parent, Object *owner,