I have asked this question before but I still do not understand what git is
doing here.

I pulled, made a fix, did a git status, and I see that I am 7 commits ahead
of master.  I commit and I am 8 commits ahead of master.  What are these
commits?  I have not pulled from another branch, at least I did not
knowingly.  I am tempted to just start with a fresh clone and redo this
whole thing.

What is going on here?  Did I sleep walk last night and pull from next?

Can I just push this to master (I tested it and it is a trivial change) or
should I reclone. etc.?

Mark

19:10 edison03 master ~/petsc$ git status
# On branch master
# Your branch is ahead of 'origin/master' by 7 commits.
#
# Changes not staged for commit:
#   (use "git add <file>..." to update what will be committed)
#   (use "git checkout -- <file>..." to discard changes in working
directory)
#
#       modified:   src/ksp/pc/impls/fieldsplit/ftn-custom/zfieldsplitf.c
#
no changes added to commit (use "git add" and/or "git commit -a")
19:10 edison03 master ~/petsc$ git commit
src/ksp/pc/impls/fieldsplit/ftn-custom/zfieldsplitf.c -m"fixed memory leak"
[master d4dcd7b] fixed memory leak
 1 file changed, 1 insertion(+)
19:10 edison03 master ~/petsc$ git pull origin master
>From https://bitbucket.org/petsc/petsc
 * branch            master     -> FETCH_HEAD
Already up-to-date.
19:11 edison03 master ~/petsc$ git status
# On branch master
# Your branch is ahead of 'origin/master' by 8 commits.
#
nothing to commit (working directory clean)
19:11 edison03 master ~/petsc$


On Sun, May 31, 2015 at 10:02 PM, Mark Adams <mfad...@lbl.gov> wrote:

> This is coming from this line (last):
>
> #undef __FUNCT__
> #define __FUNCT__ "PCFieldSplitGetSubKSP_FieldSplit_Schur"
> static PetscErrorCode  PCFieldSplitGetSubKSP_FieldSplit_Schur(PC
> pc,PetscInt *n,KSP **subksp)
> {
>   PC_FieldSplit  *jac = (PC_FieldSplit*)pc->data;
>   PetscErrorCode ierr;
>
>   PetscFunctionBegin;
>   ierr = PetscMalloc1(jac->nsplits,subksp);CHKERRQ(ierr);
>
> I call it with:
>
>   KSP::subksp(2)
>  ....
>   call PCFieldSplitGetSubKSP(solver%pc,PETSC_NULL_INTEGER,subksp,ierr)
>
> The Fortran wrapper is:
>
> PETSC_EXTERN void PETSC_STDCALL pcfieldsplitgetsubksp_(PC *pc,PetscInt
> *n_local,KSP *ksp,PetscErrorCode *ierr)
> {
>   KSP      *tksp;
>   PetscInt i,nloc;
>   CHKFORTRANNULLINTEGER(n_local);
>   *ierr = PCFieldSplitGetSubKSP(*pc,&nloc,&tksp); if (*ierr) return;
>   if (n_local) *n_local = nloc;
>   CHKFORTRANNULLOBJECT(ksp);
>   if (ksp) {
>     for (i=0; i<nloc; i++) ksp[i] = tksp[i];
>   }
> }
>
> Should I just add a PetscFree(&tksp) here?
>
>
>
> On Sun, May 31, 2015 at 7:24 PM, Mark Adams <mfad...@lbl.gov> wrote:
>
>>
>>
>> On Sat, May 30, 2015 at 10:51 PM, Barry Smith <bsm...@mcs.anl.gov> wrote:
>>
>>>
>>>  Need more details. How can we reproduce this?
>>>
>>
>> I was hoping this would be obvious. a missed free.
>>
>> What tests use Schur solvers?  I could see if they have the same problem.
>>
>>
>>>
>>>   Barry
>>>
>>> > On May 30, 2015, at 7:10 PM, Mark Adams <mfad...@lbl.gov> wrote:
>>> >
>>> > This look like there might be a memory leak in PETSc.  Let me know if
>>> this is not obvious and get more detail.
>>> > Mark
>>> >
>>> > [0]Total space allocated 16 bytes
>>> > [ 0]16 bytes PCFieldSplitGetSubKSP_FieldSplit_Schur() line 1263 in
>>> /global/u2/m/madams/petsc/src/ksp/pc/impls/fieldsplit/fieldsplit.c
>>> >       [0]  PCFieldSplitGetSubKSP_FieldSplit_Schur() line 1263 in
>>> /global/u2/m/madams/petsc/src/ksp/pc/impls/fieldsplit/fieldsplit.c
>>> >       [0]  PCFieldSplitGetSubKSP() line 1665 in
>>> /global/u2/m/madams/petsc/src/ksp/pc/impls/fieldsplit/fieldsplit.c
>>> >       [0]  KSPSetUp() line 247 in
>>> /global/u2/m/madams/petsc/src/ksp/ksp/interface/itfunc.c
>>> >
>>>
>>>
>>
>

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