>>> On 11.10.17 at 11:54, <paul.durr...@citrix.com> wrote: >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: 11 October 2017 10:43 >> Hmm, that would be an option, but I'd prefer if we could get away >> without. And no, I wasn't suggesting to introduce yet another >> hypercall. Instead how about the handle being a null one asking >> for the implementation limit to be returned in nr_frames (or, to >> keep that IN only, in the re-purposed pad field)? >> > > Ok, I'll make nr_frames IN/OUT. I guess I could define it to be set to the > implementation limit if the hypercall returns -E2BIG.
Sure, but please don't make this the _only_ way to find out the limit. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
