style-fixes

Update H2 package

Style: replace "!rank" with "rank == 0"

In SF tutorial ex1 (src/vec/is/sf/tutorials/ex1.c), add parentheses around "rank == 0". This is relevant because ! binds more tightly than +, but == binds les

Style: replace "!rank" with "rank == 0"

In SF tutorial ex1 (src/vec/is/sf/tutorials/ex1.c), add parentheses around "rank == 0". This is relevant because ! binds more tightly than +, but == binds less
tightly, so the result of the computation would otherwise change.

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Merge remote-tracking branch 'origin/jose/fix-manpages'

Fix manpages to avoid errors reported by doctext

See merge request petsc/petsc!4309

Doc: revise manual of MatMatMult

Fix manpages: more errors reported by doctext

Fix manpages: Argument --> Parameter (required to enable sowing checks)

Fix manpages: mismatching number of parameters

Fix manpages: Input/Output Parameters --> Parameter

Fix manpages: Input/Output Parameter --> Parameters

Fix spelling errors in manpages and comments

Merge remote-tracking branch 'origin/release'

Docs: MatZeroRowsLocal() man page: fix error in parameter description

The "rows" argument is for local row indices, not global row indices.

Reported-by: Qi Tang <tangqi@msu.edu>

Merge remote-tracking branch 'origin/release'

Merge branch 'jolivet/fix-summer-cleaning' into 'release'

Small fixes and improvements

See merge request petsc/petsc!4164

Merge branch 'stefanozampini/matmat-cpufallback' into 'release'

MATAIJCUSPARSE: dispatch to CPU if requested

See merge request petsc/petsc!4158

MatZeroRowsIS: do nothing with an empty IS

QR: missing Fortran interfaces

MATAIJCUSPARSE: dispatch to CPU if requested

fix CPU codepath for device matrices
fix MPI ptap
Add tests

Merge remote-tracking branch 'origin/release'

MatQRFactor: missing PetscLogEventRegister()

Merge remote-tracking branch 'origin/release'

ESSL: upgrade to 5.2 and above

As of ESSL 5.2, interfaces to functions like ?geev now match that of
standard LAPACK, where they previously had a different calling
convention.

Co-authored-by: Jed Br

ESSL: upgrade to 5.2 and above

As of ESSL 5.2, interfaces to functions like ?geev now match that of
standard LAPACK, where they previously had a different calling
convention.

Co-authored-by: Jed Brown <jed@jedbrown.org>

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MatMult: fix interface checks

PetscStack : check for correct push/pop

Enforce checkstack for CI jobs
Fixes from testsuite