fix matconvert aij to baij to correctly check for any nonzero in a block to do proper BAIJ preallocation

Mat: move declaration of Mat_SubSppt to aij.h

Inclusion of khash templated classes with matimpl.h was conflicting with builds using --download-libceed --download-mfem, breaking MFEM compilation

Remove PETSC_SKIP_SPINLOCK

I don't see the reason why we needed it in the first place
Disabling the SPINLOCK makes some parts of the PETSc code base not thread-safe

Merge remote-tracking branch 'origin/release'

Mat: fix a bug when calling MatCreateSubMatrix() on a mpiaijkokkos matrix

The created submatrix would have A of seqaijkokkos, but B of seqaij

Reported-by: "Fackler, Philip" <facklerpw@ornl.gov>

Mat: add PetscCallCXX() to KokkosSparse::spmv

Register matcovert_seqaijhipsparse in HIP implementation

Merge remote-tracking branch 'origin/release'

Remove unneeded " on xxx" from most Collective comments in manual pages

The phrase was unneeded 99% of the time

I did not remove in the dm directory since another MR is still active that affects th

Remove unneeded " on xxx" from most Collective comments in manual pages

The phrase was unneeded 99% of the time

I did not remove in the dm directory since another MR is still active that affects that directory

Commit-type: documentation
/spend 20m

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Use PetscHMapISet() in place of PetscHMapISetWithMode(INSERT_VALUES) as the intent is clearer

- Replace PetscTable with PetscHMapI.
- Rename:
- PetscTableCreate() -> PetscHMapICreateWithSize()
- PetscTableFind() -> PetscHMapIGetWithDefault()
- PetscTableAdd() -> PetscHMapISetWithMode()

Merge remote-tracking branch 'origin/release'

Fix missing "Key" and incorrect "Command" for manual page listing of Options Database Key(s):

Commit-type: documentation
/spend 10m

Merge remote-tracking branch 'origin/release'

Update manual of MatSetPreallocationCOO

Merge branch 'hongzh/improve-fd-coloring' into 'main'

Add MatEliminateZeros

See merge request petsc/petsc!5816

Add MatEliminateZeros

Purge sprintf() from the repo

Merge remote-tracking branch 'origin/release'

A few more codespell fixes

Merge remote-tracking branch 'origin/release'

Docs: remove or add space before back tick

Vec CUPM implementation to replace old CUDA and HIP versions

Remove use of deprecated PetscLogObjectParent

clang-format fixups