On Tue, Dec 22, 2020 at 4:28 PM David Hildenbrand <david@xxxxxxxxxx> wrote: > > On 22.12.20 08:48, Liang Li wrote: > > Free page reporting only supports buddy pages, it can't report the > > free pages reserved for hugetlbfs case. On the other hand, hugetlbfs > > The virtio-balloon free page reporting interface accepts a generic sg, > so it isn't glue to buddy pages. There is no need for a new interface. OK, then there will be two workers accessing the same vq, we can add a lock for concurrent access. Thanks! Liang