On Tue, Mar 30, 2021 at 11:49:51 +0000, Waleed Musa wrote: Your reply email looks very broken, but I think I can find the relevant parts: > ________________________________ > From: Peter Krempa <pkrempa@xxxxxxxxxx> > Sent: Tuesday, March 30, 2021 01:42 PM > To: Waleed Musa <waleedm@xxxxxxxxxx> > Cc: libvir-list@xxxxxxxxxx <libvir-list@xxxxxxxxxx>; Moshe Levi <moshele@xxxxxxxxxx>; Adrian Chiris <adrianc@xxxxxxxxxx> > Subject: Re: [Libvirt] Attach qemu commands to an running xml domain > > External email: Use caution opening links or attachments > > > On Tue, Mar 30, 2021 at 09:35:48 +0000, Waleed Musa wrote: [...] > > 2. Is there a way or API to attach qemu commands to running domain as you are doing in attaching the device using attachDeviceFlags? > > No. For VMs which use <qemu:commandline> we don't formally provide > support. I suggest that if you have a good use case for the attributes > below, you send patches adding the functionality to libvirt if you want > to have it on device hotplug. > > We can't implement hot-plug Can you elaborate why? If the options are justifiably useful and qemu upstream supports them there's nothing preventing that.