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Subject: Re: [OMPI devel] Preparations for moving the btl's
From: Ralph Castain (rhc_at_[hidden])
Date: 2008-12-03 12:18:32


There are a few changes relating to modex-less launch, but those will
mostly be committed by early next week.

On Dec 3, 2008, at 9:56 AM, Richard Graham wrote:

> George told me about what he is doing, so no changes would be
> committed
> until George has his changes in.
>
> Are there other changes to the btl's that we should be aware of ?
>
> Rich
>
>
> On 12/3/08 11:47 AM, "George Bosilca" <bosilca_at_[hidden]> wrote:
>
>> Terry,
>>
>> I'm involved [at some degree] in both efforts and I can confirm these
>> two efforts will not affect each other in any bad way.
>>
>> george.
>>
>> On Dec 3, 2008, at 11:42 , Terry Dontje wrote:
>>
>>> I don't have any *strong* objections. However, I know that Eugene
>>> and George B have been working on some Fastpath code changes that we
>>> should make sure neither project obliterates the other.
>>>
>>> --td
>>>
>>> Richard Graham wrote:
>>>> Now that 1.3 will be released, we would like to go ahead with the
>>>> plan to move the btl’s out of the MPI layer. Greg Koenig who is
>>>> doing most of the work has started a wiki page with details on the
>>>> plans. Right now details are sketchy, as Greg is digging through
>>>> the code, and has only hand written notes on data structures that
>>>> need to be moved, include files that are not needed, etc. The page
>>>> is at:
>>>> _https://svn.open-mpi.org/trac/ompi/wiki/BTLExtraction_
>>>>
>>>> The first three steps basically only involve code motion, moving
>>>> items such as ompi_list, and renaming them, moving where the code
>>>> is actually located in the repository, and the like. For these we
>>>> do not plan to put out a formal RFC, but comments are very welcome,
>>>> and any hands that are willing to help with this are even more
>>>> welcome.
>>>>
>>>> The last phase where the btl’s are made dependent on OPAL, and
>>>> supporting libraries such as mpools I expect will be disruptive,
>>>> and will definitely require an RFC, and will also be a longer
>>>> process.
>>>>
>>>> Please send comments,
>>>> Rich
>>>> ------------------------------------------------------------------------
>>>>
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>>>>
>>>
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>>
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