Juergen Schoenwaelder <[email protected]> wrote: > On Tue, Feb 16, 2016 at 09:00:33AM +0100, Martin Bjorklund wrote: > > Hi, > > > > Balazs Lengyel <[email protected]> wrote: > > > Hello, > > > IMHO the case, when 2 deviation statements point at the same target > > > should be > > > clarified and declared as an error or implementation dependent feature. I > > > see no > > > good way of deciding which deviation statement has precedence. > > > > This was discussed back in 2009: > > https://mailarchive.ietf.org/arch/msg/netmod/IYW1t0PX34cf2GEGAlM98XFOfKw > > > > > > This thread ends w/o clear resolution, but I think that the proposal > > in the last email in this thread (please read the thread) would be a > > useful addition: > > > > After applying all deviations, in any order, the resulting data > > model MUST still be valid. For example, it is an error to add a > > default value that doesn't match the type in a deviation. > > > > Speaking as technical contributor: > > The second sentence is not really adding value. In the first > sentence, it may be not entirely clear what _all_ deviations > means. I assume this is 'all deviations announced by a server. > So perhaps the proposal is to add > > After applying all deviations announced by a server, in any order, > the resulting data model MUST still be valid. > > just before the beginning of section 7.20.3.1?
Ok. > Speaking as co-chair and document shepherd: > > Procedurally, this comes _very_ late and I do not want to go into a > loop where there is always one more thing to fix but then each fix > requires several days of additional delay to determine consensus. > So I rather have the next I-D without this change posted so that we > can get YANG 1.1 into the hands of Benoit. If we in parallel do find > consensus on this particular clarification, someone can submit e.g. > an IETF last call comment to fold this in. I am sure we will get > more comments and change requests from Benoit, the IESG, the various > directorates etc. and I rather have this process started ASAP. Ok. I have posted -11 w/ the agreed upon changes (not the deviation thing above). /martin _______________________________________________ netmod mailing list [email protected] https://www.ietf.org/mailman/listinfo/netmod
