From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:43562) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UO7nN-0002ae-Bc for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:39:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UO7nL-00040R-SN for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:39:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:1852) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UO7nL-0003mR-JZ for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:39:11 -0400 From: Igor Mammedov Date: Fri, 5 Apr 2013 16:37:01 +0200 Message-Id: <1365172636-28628-10-git-send-email-imammedo@redhat.com> In-Reply-To: <1365172636-28628-1-git-send-email-imammedo@redhat.com> References: <1365172636-28628-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH 09/22] introduce CPU hot-plug notifier List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, ehabkost@redhat.com, claudio.fontana@huawei.com, aderumier@odiso.com, lcapitulino@redhat.com, jfrei@linux.vnet.ibm.com, yang.z.zhang@intel.com, pbonzini@redhat.com, afaerber@suse.de, lig.fnst@cn.fujitsu.com, rth@twiddle.net hot-added CPU will be distributed to acpi_piix4, rtc_cmos and icc_bridge Signed-off-by: Igor Mammedov --- v2: * move notifier to qom/cpu.c and call it from CPUClass.realize() on hotplug --- include/qom/cpu.h | 2 ++ include/sysemu/sysemu.h | 3 +++ qom/cpu.c | 12 ++++++++++++ 3 files changed, 17 insertions(+) diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 6d6eb7a..210aca3 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -46,6 +46,7 @@ typedef struct CPUState CPUState; * @reset: Callback to reset the #CPUState to its initial state. * @do_interrupt: Callback for interrupt handling. * @resume: Callback for putting CPU in runable state + * @get_firmware_id: Callback for getting arch depended CPU id * @vmsd: State description for migration. * * Represents a CPU family or model. @@ -60,6 +61,7 @@ typedef struct CPUClass { void (*reset)(CPUState *cpu); void (*do_interrupt)(CPUState *cpu); void (*resume)(CPUState *cpu); + void (*get_firmware_id)(CPUState *cpu); const struct VMStateDescription *vmsd; } CPUClass; diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index 6578782..a8c3de1 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -152,6 +152,9 @@ void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict); /* generic hotplug */ void drive_hot_add(Monitor *mon, const QDict *qdict); +/* CPU hotplug */ +void qemu_register_cpu_added_notifier(Notifier *notifier); + /* pcie aer error injection */ void pcie_aer_inject_error_print(Monitor *mon, const QObject *data); int do_pcie_aer_inject_error(Monitor *mon, diff --git a/qom/cpu.c b/qom/cpu.c index c062e00..10ceaed 100644 --- a/qom/cpu.c +++ b/qom/cpu.c @@ -21,6 +21,17 @@ #include "qom/cpu.h" #include "qemu-common.h" #include "sysemu/kvm.h" +#include "qemu/notify.h" +#include "sysemu/sysemu.h" + +/* CPU hot-plug notifiers */ +static NotifierList cpu_added_notifiers = + NOTIFIER_LIST_INITIALIZER(cpu_add_notifiers); + +void qemu_register_cpu_added_notifier(Notifier *notifier) +{ + notifier_list_add(&cpu_added_notifiers, notifier); +} void cpu_reset_interrupt(CPUState *cpu, int mask) { @@ -65,6 +76,7 @@ static void cpu_common_realizefn(DeviceState *dev, Error **errp) if (klass->resume != NULL) { klass->resume(CPU(dev)); } + notifier_list_notify(&cpu_added_notifiers, dev); } } -- 1.8.1.4