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authorBharata B Rao <bharata@linux.vnet.ibm.com>2016-06-10 06:29:05 +0530
committerDavid Gibson <david@gibson.dropbear.id.au>2016-06-17 16:33:49 +1000
commit6f4b5c3ec590b04ba58fda753a81a93f316b77a4 (patch)
treeb62d5182278c1a6fb95b9775a5deb416492f5522 /include/hw/ppc
parentaf81cf323c17083a3e016f9556c521357b46ab40 (diff)
spapr: CPU hot unplug support
Remove the CPU core device by removing the underlying CPU thread devices. Hot removal of CPU for sPAPR guests is achieved by sending the hot unplug notification to the guest. Release the vCPU object after CPU hot unplug so that vCPU fd can be parked and reused. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'include/hw/ppc')
-rw-r--r--include/hw/ppc/spapr_cpu_core.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/ppc/spapr_cpu_core.h b/include/hw/ppc/spapr_cpu_core.h
index 7cb0515035..1c9b3195cc 100644
--- a/include/hw/ppc/spapr_cpu_core.h
+++ b/include/hw/ppc/spapr_cpu_core.h
@@ -31,4 +31,6 @@ void spapr_core_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
char *spapr_get_cpu_core_type(const char *model);
void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp);
+void spapr_core_unplug(HotplugHandler *hotplug_dev, DeviceState *dev,
+ Error **errp);
#endif