[petsc-dev] Branch 'next' has been rewound

[Matthew Knepley]

On Mon, May 13, 2013 at 8:48 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> == Users ==
>
> I have rewound the branch 'next' after the release, so it will
> not fast-forward (just this once).  If you have a local 'next' branch,
> you should abandon it and check out a fresh one.  You can do this with
>
>   $ git checkout master
>   $ git branch -D next   # delete the old branch
>   $ git pull
>   $ git checkout next    # revisit 'next' if you want
>
> If you are tracking 'master', 'git pull' will be sufficient.
>
>
> == Developers ==
>
> With v3.4 tagged, we can decide what to do with the branches left over
> from 'next' (now in a temporary 'next-pre-3.4' that will be deleted).
> If they should be rebased, it's best to do it now.
>
>   $ git checkout my/branch
>   $ git rebase v3.4
>   $ git push -f --dry-run # should show force-update to your branch only,
> then remove '--dry-run'
>
> If you like everything in the branch, but there are conflicts, you can
> sync with v3.4 now [1].
>
>   $ git checkout my/branch
>   $ git merge v3.4
>   $ git push
>
>
> Here is a status summary for the branches that used to be in 'next':
>
>
> e8577e4 2013-04-10 (karlrupp/feature-viennacl) ViennaCL: fix LOCDIR
>
>   This has a simple conflict with 'knepley/remove-sieve' (below) in
>   src/vec/vec/interface/vecregall.c
>
> b61a8fb 2013-03-15 (klaij/fieldsplit-simple-ex70) SNES ex70.c: free array
> returned by PCFieldSplitGetSubKSP()
>
>   This example highlights a bug/feature request in fieldsplit.  If it
>   can be handled without interface changes, it should go to 'maint'.
>
> a05fad5 2013-05-12 (knepley/remove-sieve) DMPlex: remove bad "DMMESH"
> documentation
>
>   This branch is a bit chaotic and could reasonably be rebased and have
>   the incomplete commits squashed together.
>
> 1cf896f 2013-03-22 (knepley/solkx) SNES ex75: Added Maple verification
> test, and added preliminary FEM test
>
>   This branch contains one commit (a9ffcdab03f) that is unrelated and
>   made it into v3.4 in a different form (3e298deff27), so rebasing would
>   make it cleaner.
>

These two have been rebased and pushed.

   Matt


> aee7f6d 2013-05-08 (prbrune/snes-npcjacobianlagging) Tests for persistent
> lagging of the Jacobian or Preconditioner
>
>   This made changes to src/snes/examples/tutorials ex15_4 that conflict
>   with 'prbrune/snes-npcrhsfix' (merged 2013-05-03).  It should either
>   be rebased or it should merge from v3.4.
>
>
> The remaining commits in 'next' have either been rebased (Karl
> accidentally rebased 'karlrupp/feature-viennacl' after merging it to
> 'next') or are commits that were made in an inappropriate place and were
> later cherry-picked back to the proper branch.
>
> ee5caa0 Revert "MPIUNI: Now it returns error codes correctly"
> 5b3707c Revert "DMPlex: fix initialization of variables in degenerate case"
> 607f2c0 DMPlex: fix initialization of variables in degenerate case
> 2786d98 Repair bad merge of 'barry/rm-xxxregisterdynamic'
> 2233159 ViennaCL: Updated to new AMS viewer model
> ec89c54 ViennaCL: Fixed includedir in viennacl.py package handler
> 3cdc909 ViennaCL: Applied const-correctness to functions.
> 9d766b4 ViennaCL: Eliminated whitespace violations, removed/fixed
> erroneous comments.
> c21fe5b ViennaCL: Device type can now be specified via command line.
> 67575d3 ViennaCL: Now catching the correct type of exceptions
> (std::exception)
> 19900a9 ViennaCL: Eliminated dead/unused code
> c2cfb21 ViennaCL: Fixed issues if size 0 is passed.
> bb99cb5 ViennaCL: Setting VIENNACL_WITH_OPENCL flag to enable OpenCL
> backend as default.
> 4b3d4ac ViennaCL: Added package detector for OpenCL, added
> OpenCL-dependency for ViennaCL.
> 9329d19 ViennaCL: Added MPI-implementation for AIJ matrices.
> 19b9568 ViennaCL: Removed seqviennacl/aijassemble.cxx (would trigger
> error, now uses existing fallback)
> dbcb10b ViennaCL: Renamed files to fulfill conventions (.cpp -> .cxx, all
> lowercase), removed restriction of C++ everywhere.
> c65bdabe ViennaCL: Added sequential AIJ matrix.
> 8bf5113 ViennaCL: Added MPI vectors.
> bff62fe ViennaCL: Removed unnecessary call to resize() at vector
> construction.
> 1737cda ViennaCL: Download of package now working.
> 8034546 ViennaCL: First draft, including all operations for sequential
> vectors.
> 8de993d Bug fix for MatLoad_MPIBAIJ() buffer size for rank zero read was
> wrong size; simplified code as well MatLoad_MPIAIJ() also This fix can also
> be ported back to 3.3
>
>
>
> [1] You may remember that we normally ask branches to avoid merging from
> upstream.  A release is an exception to this: the release should be at
> least as stable as the arbitrary place that you started working from,
> and it's a well-defined point, so it's perfectly acceptable to merge
> v3.4.
>



-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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