From: Christian Ehrhardt
For the handling of usb we already allow plenty of read access,
but so far /sys/bus/usb/devices only needed read access to the directory
to enumerate the symlinks in there that point to the actual entries via
relative links to ../../../devices/.
But in more recent
ping
On Fri, Nov 11, 2022 at 02:54:38PM +0530, Shaleen Bathla wrote:
> Problem:
> libvirt has a 5 second timeout (generally) for hotplug/unplug
> operations which can time out due to heavy load in guest.
>
> vcpu hotunplug occurs one vcpu at a time.
> But, if we perform hotplug-unplug repeatedly,
When there is no vIOMMU, vfio devices don't need to lock the entire guest
memory per-device, but they still need to lock the entire guest memory to
share between all vfio devices. This memory accounting is not shared
with vDPA devices, so it should be added to the memlock limit separately.
Commit
