Add shared memory support for PCMPI using both shmget() and MPI_Win_allocate_shared()

Merge branch 'jolivet/fix-missing-field-initializers' into 'main'

Mat: fix -Wmissing-field-initializers

See merge request petsc/petsc!7628

Mat: fix -Wmissing-field-initializers

Merge remote-tracking branch 'origin/release'

Merge branch 'barry/2024-05-27/fix-bug-baij-setvaluesblocked/release' into 'release'

Fix serious bug in MatSetValuesBlocked for SeqBAIJ when a reallocation is needed.

See merge request petsc/petsc!

Merge branch 'barry/2024-05-27/fix-bug-baij-setvaluesblocked/release' into 'release'

Fix serious bug in MatSetValuesBlocked for SeqBAIJ when a reallocation is needed.

See merge request petsc/petsc!7578

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Remove now redundant increase in mat nonzero state

Merge branch 'jolivet/add-matmatsolvetranspose_seqaij' into 'main'

MatMatSolveTranspose_SeqAIJ and minor housekeeping

See merge request petsc/petsc!7386

Docs: fix missing or extra dash in right-hand side

Merge branch 'jolivet/clang-format-18' into 'main'

clang-format version 18

See merge request petsc/petsc!6902

Remove multiple parentheses and extra semicolon

git grep -l -E "\(\([a-zA-Z0-9_]+\)\(\*[a-zA-Z0-9_]+\)[, )]" | xargs sed -r -i'' 's#\(\(([a-zA-Z0-9_]+)\)\(\*([a-zA-Z0-9_]+)\)([, )])#\(\(\1\)\*\2\3#g

Remove multiple parentheses and extra semicolon

git grep -l -E "\(\([a-zA-Z0-9_]+\)\(\*[a-zA-Z0-9_]+\)[, )]" | xargs sed -r -i'' 's#\(\(([a-zA-Z0-9_]+)\)\(\*([a-zA-Z0-9_]+)\)([, )])#\(\(\1\)\*\2\3#g'
git grep -l -E "Petsc(.)*\(\(\*[a-zA-Z0-9_]*\)," | xargs sed -r -i'' 's#Petsc([a-zA-Z0-9_]*)\(\(\*([a-zA-Z0-9_]*)\), #Petsc\1(*\2, #g'
git grep -l -E "([\!\&\~\*\(]|\)\)|\([^,\*\(]+\**\))\(([a-zA-Z0-9_]+((\.|->)[a-zA-Z0-9_]+|\[[a-zA-Z0-9_ \%\+\*\-]+\])+)\)" | xargs sed -r -i'' 's#([\!\&\~\*\(]|\)\)|\([^,\*\(]+\**\))\(([a-zA-Z0-9_]+((\.|->)[a-zA-Z0-9_]+|\[[a-zA-Z0-9_ \%\+\*\-]+\])+)\)#\1\2#g'

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Merge branch 'adams/feature-jacobi-l1' into 'main'

Mat: GetAbsSum (l1) row norms; PCJacobi: add scaled L1 diagonal approximation

See merge request petsc/petsc!7260

Mat: GetAbsSum (l1) row norms; PCJacobi: add scaled L1 diagonal approximation

Merge branch 'jolivet/rm-first-empty-line' into 'main'

Remove first and last empty lines

See merge request petsc/petsc!6892

Remove first and last empty lines

Merge branch 'jacobf/2023-08-09/linter-detect-static-function-candidates' into 'main'

Linter detect possible static functions

See merge request petsc/petsc!6796

Add static to internal functions

Merge branch 'jacobf/2023-06-30/enable-doc-lint' into 'main'

Enable docs linting

See merge request petsc/petsc!6667

Lint apply: mat

Merge remote-tracking branch 'origin/release'

Merge branch 'barry/2023-05-27/improve-tutorials/release' into 'release'

Minor cleanup of website tutorials

See merge request petsc/petsc!6520

Merge branch 'jacobf/2023-05-25/no-memcpy-ops' into 'main'

Don't use PetscMemcpy() or PetscArraycpy() to copy the ops struct

See merge request petsc/petsc!6507

Don't use PetscMemcpy() or PetscArraycpy() to copy the ops struct

change to consistent use of ch_xxx for chapter names in the docs, instead of a mix of ch_xx and chapter_xx

Merge branch 'barry/2023-03-01/fix-mat-man-pages' into 'main'

Cleanup of mat manual pages

See merge request petsc/petsc!6134

Cleanup of mat manual pages

Commit-type: documentation