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| author | Matthew Rosato <mjrosato@linux.vnet.ibm.com> | 2016-03-04 12:34:35 -0500 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2016-03-10 10:37:15 +0100 |
| commit | a006b67fe4e4954d7f1ca8efbe9082ccefb1ceae (patch) | |
| tree | 2717f93efe14e3bab86a786b64e01f1d616c5822 | |
| parent | 96b1a8bb55f1aeb72a943d1001841ff8b0687059 (diff) | |
| download | qemu-a006b67fe4e4954d7f1ca8efbe9082ccefb1ceae.tar.gz | |
s390x/cpu: Allow hotplug of CPUs
Implement cpu hotplug routine and add the machine hook.
Signed-off-by: Matthew Rosato <mjrosato@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Message-Id: <1457112875-5209-8-git-send-email-mjrosato@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
| -rw-r--r-- | hw/s390x/s390-virtio-ccw.c | 10 | ||||
| -rw-r--r-- | target-s390x/cpu.c | 7 |
2 files changed, 17 insertions, 0 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 7fc1879538..a84375bd2e 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -186,6 +186,15 @@ static HotplugHandler *s390_get_hotplug_handler(MachineState *machine, return NULL; } +static void s390_hot_add_cpu(const int64_t id, Error **errp) +{ + MachineState *machine = MACHINE(qdev_get_machine()); + Error *err = NULL; + + s390x_new_cpu(machine->cpu_model, id, &err); + error_propagate(errp, err); +} + static void ccw_machine_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); @@ -194,6 +203,7 @@ static void ccw_machine_class_init(ObjectClass *oc, void *data) mc->init = ccw_init; mc->reset = s390_machine_reset; + mc->hot_add_cpu = s390_hot_add_cpu; mc->block_default_type = IF_VIRTIO; mc->no_cdrom = 1; mc->no_floppy = 1; diff --git a/target-s390x/cpu.c b/target-s390x/cpu.c index 3ae38faccc..1cbf70355d 100644 --- a/target-s390x/cpu.c +++ b/target-s390x/cpu.c @@ -34,6 +34,7 @@ #ifndef CONFIG_USER_ONLY #include "sysemu/arch_init.h" #include "sysemu/sysemu.h" +#include "hw/s390x/sclp.h" #endif #define CR0_RESET 0xE0UL @@ -240,6 +241,12 @@ static void s390_cpu_realizefn(DeviceState *dev, Error **errp) scc->parent_realize(dev, &err); +#if !defined(CONFIG_USER_ONLY) + if (dev->hotplugged) { + raise_irq_cpu_hotplug(); + } +#endif + out: error_propagate(errp, err); } |