On Wed, Sep 13, 2017 at 01:58:31PM -0500, Brijesh Singh wrote: > Actually reversed fields are not exposed in userspace structure. Ok. > The current approach is -- while handling the command we copy the value > from userspace structure into FW compatible structure and also populate > missing fields which are not known to userspace (e.g firmware handle, > VM ASID, use system physical addresses etc). Yap, that makes sense. All I'm saying is, check anything that userspace can influence and make sure it is sensible. Thx. -- Regards/Gruss, Boris. SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --