FYI I just opened a grievance to remind what we did today is exceptional and to 
be avoided in future:

https://jira.opendaylight.org/browse/TSC-92 
<https://jira.opendaylight.org/browse/TSC-92>

BR/Luis

> On Apr 19, 2018, at 11:44 AM, Abhijit Kumbhare <[email protected]> wrote:
> 
> Added the TSC.
> 
> On Thu, Apr 19, 2018 at 11:41 AM, Abhijit Kumbhare <[email protected] 
> <mailto:[email protected]>> wrote:
> Robert & Tom,
> 
> Regardless of the merits of this particular change, I agree with Vishal & 
> Luis that this is a failure of communication. The weather process needed to 
> have been followed - with the possibility for downstream projects to not 
> accept the change for legitimate reasons. Please do so in the future. 
> 
> The most ideal solution as suggested by Luis below & initially agreed by Tom 
> would have been to back out the change, discuss it completely (in a the TWS 
> call) and go ahead with the decision after the TWS call. As it stands, and 
> pointed by Tom, backing out the change looks to be a daunting task. Since 
> that is the case, let us do the following:
> 0) Unblock the projects by whatever means - whether it is projects merging 
> the changes to accommodate the original patch or reverting
> 1) Robert, please create the weather report with the existing change 
> 2)  in the meantime people can chime in on the thread and try to resolve it
> 3) we WILL continue the discussion on the Monday TWS if this is not resolved 
> by Monday. Casey has this meeting scheduled in any case.
> 
> Thanks,
> Abhijit
> 
> On Thu, Apr 19, 2018 at 10:46 AM, Luis Gomez <[email protected] 
> <mailto:[email protected]>> wrote:
> 
>> On Apr 19, 2018, at 7:16 AM, Tom Pantelis <[email protected] 
>> <mailto:[email protected]>> wrote:
>> 
>> 
>> 
>> On Thu, Apr 19, 2018 at 9:14 AM, Vishal Thapar <[email protected] 
>> <mailto:[email protected]>> wrote:
>> Hi Robert,
>> 
>> Could you please take a look at tell what I need to fix this breakage? I am 
>> still not sure why is such a basic code breaking like this.
>> 
>> 
>> Perhaps we should just revert the mdsal patch until this can get sorted out 
>> downstream - maybe discuss on the TSC call today . 
> 
> +1, without knowing the technical details of the change, I think we are 
> missing something fundamental in the upstream-downstream communication: in 
> general for any valid change coming from upstream breaking downstream we need 
> a weather report including explanation why the change is required and some 
> pointers on how to fix the potential failures. This gives a chance for 
> downstream projects to evaluate and accept the change as well as to prepare 
> the required patches to minimize the impact. If the breakage was 
> unintentional or unexpected (no weather fired), I think the right thing to do 
> is to revert and start over writing the weather report.
> 
>>  
>> 
>> Regards,
>> Vishal.
>> 
>> 
>> 
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> 
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