On Tue, Apr 13, 2021 at 05:57:13PM +0200, Michal Privoznik wrote: > Although I have not experienced this in real life, there is a > possible race condition when creating new device, getting its XML > or parent or listing its capabilities. If the nodedev driver is > still enumerating devices (in a separate thread) and one of > virNodeDeviceGetXMLDesc(), virNodeDeviceGetParent(), > virNodeDeviceNumOfCaps(), virNodeDeviceListCaps() or > virNodeDeviceCreate() is called then it can lead to spurious > results because the device enumeration thread is removing devices > from or adding them to the internal list of devices (among with > their states). > > Therefore, wait for things to settle down before proceeding with > nodeDeviceCreate(). s/nodeDeviceCreate/any of the APIs. Reviewed-by: Erik Skultety <eskultet@xxxxxxxxxx>
