mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

spapr: Prevent boot CPU core removal

Browse Source 
Boot CPU is assumed to be always present in QEMU code. So
until that assumptions are gone, deny removal request.
In another words, QEMU won't support boot CPU core hot-unplug.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
[dwg: Tweaked error message for clarity]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Bharata B Rao 2016-07-27 10:44:42 +05:30 committed by David Gibson
parent bcd510b141
commit 62be8b044a
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
hw/ppc/spapr_cpu_core.c
View File

@ -133,6 +133,11 @@ void spapr_core_unplug(HotplugHandler *hotplug_dev, DeviceState *dev,
sPAPRDRConnectorClass *drck;
Error *local_err = NULL;
if (index == 0) {
error_setg(errp, "Boot CPU core may not be unplugged");
return;
}
g_assert(drc);
drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc);