On Tue, Aug 11, 2020 at 12:13:47PM +0200, Pavel Hrdina wrote:
> BPF syscall BPF_MAP_GET_NEXT_KEY returns -1 if something fails but it
> will also return -1 if trying to get next key using the last key in the
> map with errno set to ENOENT.
>
> If there are VMs running and libvirtd is restarted and
BPF syscall BPF_MAP_GET_NEXT_KEY returns -1 if something fails but it
will also return -1 if trying to get next key using the last key in the
map with errno set to ENOENT.
If there are VMs running and libvirtd is restarted and user tries to
call some cgroup devices operation on a VM we need to