On Wed, Jul 29, 2026 at 11:27:44AM -0300, Fabiano Rosas wrote: > Hm, but isn't it better to have a global cap anyway? So we don't need > every device code to change with similar checks. > > > If we go this route, I'd rather merge Michael's version to support u64, > > even if we don't need a u64 size. But I really don't want to introduce yet > > another VMS flag just for this... we'll have no real use if we have noticed > > this problem when the vhost inflight patch was reviewed. It will be a > > uint32_t or int32_t already. I just can't come up with some users need > > size >2G. > > > > I agree with making all u64. I think we can actually remove all the > extra VMS_VARRAY_* and VBUFFER_* flags and instead doa single type-check > of "int <= 64bit". Give me a couple of hours and I will post an RFC.
I confess I don't yet get what is the global cap you mentioned.. but sure, I'll wait and read the RFC first. -- Peter Xu
