en Copyright 2025 Java http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#4e8208cbcbc709572b8abe32f33c78b69c819375 Merge branch 'barry/2026-01-13/ftn-generation-for-context-functions' into 'main'Fortran generation of interface definitions for functions that take and return context variables (void *ctx and PetCtx ctx)See merge request petsc/petsc!8956 List of files: /petsc/src/mat/impls/aij/seq/aij.c Sat, 31 Jan 2026 18:41:18 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#2a8381b23c702518c6b1ccbeafee50b9375df0e4 Add automatic generated fortran support for setting and returning contextsMajor cleanup of the code for setting and returning application (previously called user) contexts - PetscCtx ctx is now the standard for passing in contexts - PetscCtxRt ctx is the standard for passing out contexts, including context destroy routines based on PetscCtxDestroyFnBoth of these are typedef to void*Also removed most use of user and userctx for context arguments now consistently named ctxImproved documentation on PetscCtx and PetscCtxRt and on how to use contexts (including getting them) from Fortran List of files: /petsc/src/mat/impls/aij/seq/aij.c Tue, 13 Jan 2026 04:45:38 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#27f169480a6668db3ba90f8ef6ef68d542d113fa Merge branch 'jolivet/cleanup-matconjugate' into 'main'[Mat|Vec]Conjugate(): no need to check for USE_COMPLEX in implementationsSee merge request petsc/petsc!8937 List of files: /petsc/src/mat/impls/aij/seq/aij.c Tue, 06 Jan 2026 05:57:39 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#65d0d4431f6e1428be1e46781f7930484d5691e2 MatConjugate(): no need to check for USE_COMPLEX in implementations List of files: /petsc/src/mat/impls/aij/seq/aij.c Mon, 05 Jan 2026 09:05:41 +0000 Pierre Jolivet <pierre@joliv.et> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#2692676ba57f612e0359660a7a5d9153aceca00d Merge branch 'jolivet/minor-cleanup' into 'main'Minor cleanup: use MPI_IN_PLACE when possible and avoid extra allocationSee merge request petsc/petsc!8925 List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 02 Jan 2026 04:58:51 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#f1957bc3d7b66ed8a0ce45d1acff8920f4c07d7b Minor cleanup: use MPI_IN_PLACE when possible and avoid extra allocation List of files: /petsc/src/mat/impls/aij/seq/aij.c Thu, 01 Jan 2026 16:06:01 +0000 Pierre Jolivet <pierre@joliv.et> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#5b12497f4ab2fae16b3dbcff7d3c608aa116b75c Merge branch 'jolivet/fix-unnecessary-reduce' into 'main'Mat: set appropriate NO_OFF_PROC_ENTRIES to bypass MPI_Allreduce()See merge request petsc/petsc!8872 List of files: /petsc/src/mat/impls/aij/seq/aij.c Thu, 27 Nov 2025 05:53:32 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#65d518f37720c5dc1c733bb35234341e475d8884 MatAssemblyEnd(): fix missing space in -info List of files: /petsc/src/mat/impls/aij/seq/aij.c Wed, 26 Nov 2025 09:52:56 +0000 Pierre Jolivet <pierre@joliv.et> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#5d2a865bca654049dd32bfe43807bdf4c92c46f4 Merge branch 'jolivet/safeguard-pchpddm-schur-ci' into 'main'Housekeeping + more safeguards in PCHPDDMSee merge request petsc/petsc!8859 List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 21 Nov 2025 07:29:00 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#418fb43b50673c8dcaa7cccd4409f0faf842ef3b Housekeeping List of files: /petsc/src/mat/impls/aij/seq/aij.c Tue, 18 Nov 2025 20:26:15 +0000 Pierre Jolivet <pierre@joliv.et> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#e8c0849ab8fe171bed529bea27238c9b402db591 Merge branch 'barry/2025-10-18/optimize-aij-ops' into 'main'Refactor handling of diagonal marking in *AIJ and SELL matricesSee merge request petsc/petsc!8797 List of files: /petsc/src/mat/impls/aij/seq/aij.c Thu, 20 Nov 2025 18:32:32 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#9234b629198a166aeab0d8337e0e07299e477351 Optimizations on Seq_[SB]AIJ operations that use MatGetDiagonalMarkers. List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 24 Oct 2025 23:36:59 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#421480d92be24cdb9933c60510b8e175c0a8d034 - Replace MatMissingDiagonal() and MatMarkDiagonals_SeqXXX() with MatGetDiagonalMarkers_SeqXXX() - Mat_SeqXXX->diag is not automatically created during MatAssemblyEnd() saving memory and time - Accessing Mat_SeqXXX->diag now requires the use of MatGetDiagonalMarkers_SeqXXX() except when the current values are known to be correct; for example during numerical factorizations and solves - Mat_SeqXXX->diag is now never shared among matrices; hence the free_diag flag is gone. That was always a risky proposition since any of the owning matrices could chang the values thus making them incorrect for other owners. List of files: /petsc/src/mat/impls/aij/seq/aij.c Sun, 19 Oct 2025 04:43:08 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#07425a8d4172ec73b7b53c5ce4d6ba1b92fe45cf This MR optimize some MAT[SB]AIJ operations related to the diagonalThe longer term goal is to refactor some Mat_SeqXXX non-numeric code to make it easier to also implement it on GPUs. For example, MatGetDiagonal() and friendsThis commit- MatMarkDiagonal_SeqAIJ/ELL() - now use change in mat->nonzerostate to determine if it needs to recheck the diagonal locations - sets diagDense flag for a complete diagonal- MatInvertDiagonal_SeqAIJ/ELL() - now uses change in mat->state to determine if diagonal entries and inverses need to be recomputed - name changed to MatInvertDiagonalForSOR_SeqAIJ/ELL() for code clarity- Added MatInvertDiagonal_SeqAIJ_Inode() for use by MatSOR_SeqAIJ_Inode() - now uses change in mat->state to determine if block diagonal entries and inverses need to be recomputed List of files: /petsc/src/mat/impls/aij/seq/aij.c Sat, 18 Oct 2025 18:21:36 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#dafee7125fca1e076965f187c9cfc0a41982905b Merge branch 'barry/2025-09-30/add-matgetdiagonal-cuda' into 'main'Implements MatGetDiagonal for CUDA to take place on device.See merge request petsc/petsc!8756 List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 24 Oct 2025 17:18:35 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#9ee188937398e5f862f88c6e3531121e063c4d45 Implements MatGetDiagonal for CUDA to take place on device.Reported-by: Pierre.LEDAC@cea.frThanks-to: Junchao Zhang List of files: /petsc/src/mat/impls/aij/seq/aij.c Tue, 30 Sep 2025 13:36:45 +0000 Barry Smith <bsmith@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#5ff6d247539c86491dc822dc7e845e819e6cc4a3 Merge remote-tracking branch 'origin/release' List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 24 Oct 2025 06:15:48 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#092d26fbb49b0c2ab2055d7124d54ee3d7e7ed61 Merge branch 'jolivet/fix-arrays' into 'release'Fix error in MatTransposeMatMultSymbolic() in case of empty rowsSee merge request petsc/petsc!8773 List of files: /petsc/src/mat/impls/aij/seq/aij.c Thu, 23 Oct 2025 20:08:07 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#9a3a8673b4aea812b2f0c314666d2e7ff14d2577 Merge branch 'jczhang/2025-09-19/precision-mumps' into 'main'Support different precisions with MUMPSSee merge request petsc/petsc!8715 List of files: /petsc/src/mat/impls/aij/seq/aij.c Fri, 17 Oct 2025 15:21:29 +0000 Satish Balay <balay@mcs.anl.gov> http://opengrok.kc2vjw.com:8080/history/petsc/src/mat/impls/aij/seq/aij.c#d1a032db6cd7c39db5bfaa476c8e42d0c0ea531b Enable ScaLAPACK and MUMPS for other precisions List of files: /petsc/src/mat/impls/aij/seq/aij.c Mon, 26 Aug 2024 18:56:42 +0000 Pierre Jolivet <pierre@joliv.et>