fc17231b2b
64 was a temporary and conservative "big enough" value, but we can do better. Note that as mentioned on the FIXME, we could be even more detailed, adding a descriptor map allocate method based on the descriptor type. That would mean more individual allocations, and slightly more complexity. Reviewed-by: Iago Toral Quiroga <itoral@igalia.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10207>