On Tue, Aug 27, 2024 at 3:48 PM Amir Goldstein <amir73il@xxxxxxxxx> wrote: > BTW, since you are one of the first (publicly announced) users of > FUSE passthrough, it would be helpful to get feedback about API, > which could change down the road and about your wish list. I guess it is too late to change now, but I noticed that fuse_backing_map takes the file descriptors and backing IDs as signed int32. Why int32 and not uint32 ? open(2) is documented as never returning negative integers. -- Han-Wen Nienhuys - hanwenn@xxxxxxxxx - http://www.xs4all.nl/~hanwen