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Consolidate GPU Kernel launches - #186

Merged

trquinn merged 116 commits into

N-BodyShop:masterfrom

spencerw:kernelfix

Oct 10, 2026

Merged

Consolidate GPU Kernel launches#186
trquinn merged 116 commits into
N-BodyShop:masterfrom
spencerw:kernelfix

Commits on Sep 25, 2024
- clearRegisteredPieces called before tree build
  spencerw
  committed
  e2393c7
- CUDA streams assigned to TreePieces after tree build
  spencerw
  committed
  7dec4c5
- Move clearRegisteredPieces inside buildTree
  spencerw
  committed
  ba603d6
- Remove unused code
  spencerw
  committed
  8bbeccb
Commits on Sep 30, 2024
- Move assignCUDAStreams() call inside of buildTree()
  spencerw
  committed
  049e4fa
Commits on Oct 22, 2024
- Remove DataTransfer calls from TreePieceCellListDataTransferLocal when GPU tree walk enabled
  spencerw
  committed
  8ddb491
- Hack to launch gpuLocalTreeWalk from DataManager
  spencerw
  committed
  a5e500b
Commits on Oct 24, 2024
- Hack to run remote gravity without bookkeeping
  spencerw
  committed
  83961cf
Commits on Nov 12, 2024
- Restore bookkeeping around GPU local tree walk
  spencerw
  committed
  f24d350
Commits on Nov 13, 2024
- Use bare callback for local walk
  spencerw
  committed
  bb0d5bb
Commits on Nov 14, 2024
- First attempt at consolidated Ewald GPU kernel
  spencerw
  committed
  5eb603a
- Merge remote-tracking branch 'remotes/origin/dm_tp' into kernelfix
  spencerw
  committed
  85191fe
Commits on Nov 18, 2024
- More fixes to consolidated Ewald
  spencerw
  committed
  37ba423
Commits on Nov 19, 2024
- Ensure device memory pointers are passed to TreePieces even though commenceCalculateGraviyLocal is no longer called
  spencerw
  committed
  336b959
- Call finishBucket after local tree walk, ensure smooth happens before Ewald
  spencerw
  committed
  ee3d927
Commits on Nov 20, 2024
- Pass nReplicas and fPeriod to DataManagerLocalTreeWalk
  spencerw
  committed
  aa919f8
- Removed unused Ewald GPU code
  spencerw
  committed
  40de4f5
- Ewald GPU data to pinned host memory, remove markers
  spencerw
  committed
  6b012e5
- Comments and code cleanup
  spencerw
  committed
  e4cb17f
Commits on Nov 21, 2024
- Fix for bucket bookkeeping
  spencerw
  committed
  2866fdb
Commits on Dec 9, 2024
- Temporarily move initiatePrefetch to commenceCalculateGravityLocal
  spencerw
  committed
  bce757c
Commits on Apr 15, 2025
- Interaction list kernels launch once per PE
  spencerw
  committed
  e2a9686
Commits on Apr 17, 2025
- Bug fixes for Ewald and multistepping
  spencerw
  committed
  87a10dd
Commits on Apr 28, 2025
- GPU local walk and Ewald callbacks use treeProxy
  spencerw
  committed
  0847e56
Commits on Apr 30, 2025
- Remove small phase code
  spencerw
  committed
  ae0c589
- Remove CUDA_2D_FLAT option
  spencerw
  committed
  c886eed
- Use HAPI callbacks for PEList functions
  spencerw
  committed
  de673ee
- dMProxy mem log writer
  mrcawood
  committed
  08686a6
Commits on May 1, 2025
- fixed headers
  mrcawood
  committed
  7dc78bd
- CUDA streams handled by PE groups
  spencerw
  committed
  08cde7a
- fixed init, added nodeID
  mrcawood
  committed
  01ae6d5
Commits on May 2, 2025
- PEList vectors use pinned host memory
  spencerw
  committed
  274ff25
Commits on May 5, 2025
- merging into kernelfix
  mrcawood
  committed
  5112ab0
- ifdefs around GPU code
  spencerw
  committed
  1372e29
- added origin function tag
  mrcawood
  committed
  3db6c66
Commits on May 11, 2025
- Fix DataManager creating CUDA stream too early
  spencerw
  committed
  dfb999d
Commits on May 28, 2025
- Callbacks for PEList functions managed by class
  spencerw
  committed
  11c0574
Commits on Jun 3, 2025
- Fix memory leaks
  spencerw
  committed
  a6ac836
Commits on Jul 2, 2025
- Various code cleanup
  spencerw
  committed
  631a2f0
Commits on Jul 7, 2025
- updates for memory logger
  mrcawood
  committed
  bc97624
Commits on Jul 8, 2025
- Merge branch 'kernelfix' into kernelfix
  spencerw
  authored
  58d9c60
Commits on Jul 9, 2025
- Fixes to Ewald on GPU
  spencerw
  committed
  97479f4
Commits on Jul 14, 2025
- Merge pull request #3 from mrcawood/kernelfix
  spencerw
  authored
  40af695
- Cleanup for GPU memory logger
  spencerw
  committed
  0c8da91
Commits on Jul 16, 2025
- Remove HAPI_MEMPOOL config option
  spencerw
  committed
  c1e5eb0
Commits on Jul 18, 2025
- Fixes to CUDA build options
  spencerw
  committed
  8cb9796
Commits on Jul 21, 2025
- Comments and docstrings
  spencerw
  committed
  1344955
Commits on Jul 23, 2025
- Fix hang when a PE has no TreePieces
  spencerw
  committed
  f644e62
Commits on Aug 8, 2025
- Performance tweaks
  spencerw
  committed
  dd205c4
Commits on Aug 15, 2025
- Move initiatePrefetch back to startGravity
  spencerw
  committed
  20aa6ef
Commits on Aug 28, 2025
- Fix PINNED_HOST_MEMORY option
  spencerw
  committed
  9510da7
Commits on Sep 5, 2025
- Free remote buffers in resumeRemoteChunk
  spencerw
  committed
  281fe39
Commits on Sep 9, 2025
- Fixes according to Tom's PR comments
  spencerw
  committed
  dd79d45
- Move TreePiece::EwaldGPU code to DataManager::startEwald
  spencerw
  committed
  d40b963
- Ensure Ewald still triggers if GPU_LOCAL_TREE_WALK is disabled
  spencerw
  committed
  95c3e15
- Various minor fixes
  spencerw
  committed
  12b5f21
Commits on Oct 1, 2025
- Add back in PinnedHostAllocator for PEList
  spencerw
  committed
  89fae31
- integrated memory pools \w warmup back into upstream kernelfix
  mrcawood
  committed
  de3f9d2
- increased host pool warmup buckets
  mrcawood
  committed
  3f25c73
Commits on Oct 2, 2025
- added logging to CPU memory pool with +cpumemlog
  mrcawood
  committed
  433bd8e
- removed large long lived mallocs from host mem pool
  mrcawood
  committed
  a77533e
Commits on Oct 14, 2025
- Many improvements for host memory pool, include trimming and refill. Added stats ouput. See MEMORY_POOL_CHANGES.txt for more info
  mrcawood
  committed
  2283f08
Commits on Oct 21, 2025
- removed large mallocs from pool, further tuned warmup and trim params
  mrcawood
  committed
  f7f918d
Commits on Oct 23, 2025
- Allow remote walk before GPU data transfer
  spencerw
  committed
  9c5b451
Commits on Oct 24, 2025
- resumeRemoteChunk iterates over PEList proxies correctly
  spencerw
  committed
  e0f384e
Commits on Oct 29, 2025
- fillGPUBuffer given priority over SPH
  spencerw
  committed
  9d887ee
Commits on Nov 6, 2025
- removed stale code
  mrcawood
  committed
  10ed833
Commits on Nov 25, 2025
Commits on Dec 2, 2025
- Merge remote-tracking branch 'upstream/master' into kernelfix
  spencerw
  committed
  dc56105
Commits on Dec 3, 2025
- Fix GPU memory pool race condition causing non-determinism
  mrcawood
  committed
  967e408
- Merge remote-tracking branch 'matt/kernelfix' into kernelfix
  spencerw
  committed
  19758e5
Commits on Dec 8, 2025
- added more null pointer guardrails
  mrcawood
  committed
  789cce3
Commits on Dec 9, 2025
- Rework PEList callbacks
  spencerw
  committed
  8426073
- Remove pinned host allocator
  spencerw
  committed
  6de2c13
Commits on Dec 11, 2025
- Fix minor memory leaks
  spencerw
  committed
  c169dba
- Remove stream init from DataManager constructor
  spencerw
  committed
  3c48a26
Commits on Dec 12, 2025
- Merge pull request #5 from mrcawood/kernelfix
  spencerw
  authored
  04724af
Commits on Jan 21, 2026
- TreePiece::finishWalk(): make HAPI_TRACE less verbose.
  trquinn
  committed
  8314b2a
- PEList and DataManager: add booleans to track data transfer to the GPU.
  trquinn
  committed
  87a10b8
Commits on Feb 20, 2026
- Synchronously call EwaldInit() to avoid use-before-init problem.
  trquinn
  committed
  2b486c8
Commits on Feb 24, 2026
- PEList::launch_kernel(): remove asserts that are not valid.
  trquinn
  committed
  92b7598
- Host pool init race fix + MemoryPool review cleanups
  mrcawood
  authored
  42c9a1d
Commits on Feb 27, 2026
- Fix SMP memory visibility in remote gravity data transfer gating
  
  mrcawood
  authored and
  trquinn
  committed
  8ec8b4a
Commits on Mar 6, 2026
- Fix startEwaldGPU crash when no TreePiece has valid Ewald data (#13)
  mrcawood
  authored
  470e5af
- Allocate particleInterRemote before finishWalk to avoid NULL dereference in callbacks (#14)
  mrcawood
  authored
  cbf84f0
Commits on Mar 18, 2026
- Inactive TreePiece optimization (#18)
  trquinn
  authored
  292715f
- Fix PEList launch readiness when local transfer lags remote transfer (#19)
  mrcawood
  authored
  c985482
Commits on May 4, 2026
- TreePiece::updateParticles(): skip inactive TreePieces.
  trquinn
  committed
  c1dfed7
Commits on May 9, 2026
- class PEList: remove unused attribute.
  trquinn
  committed
  3eb45b2
Commits on May 12, 2026
- TreePiece constructors: initialize nEwhLoop.
  trquinn
  committed
  82c6f53
- White space cleanup.
  trquinn
  committed
  5d7c5e0
Commits on Jul 21, 2026
- TreePiece::startGravity(): empty TPs don't checkin with PEList::finishWalk().
  trquinn
  committed
  ad49143
- PEList: change TP checkin counter from vector to an int.
  trquinn
  committed
  0b9139e
Commits on Aug 22, 2026
- ListCompute::stateReady(): deleted unused variables.
  trquinn
  committed
  96f3800
- class TreePiece: consolidate numActiveParticles and myNumActiveParticles
  trquinn
  committed
  318b06c
Commits on Aug 30, 2026
- DataManager::transformLocalTreeRecursive(): don't process NonLocal nodes.
  trquinn
  committed
  cfe9bf9
Commits on Sep 6, 2026
- Add a TreePiece entry method to wait for GPU buffer to be filled.
  trquinn
  committed
  8829b1b
Commits on Sep 10, 2026
- class PEList: remove unused attributes.
  trquinn
  committed
  fd48e77
Commits on Sep 19, 2026
- Normalized arguments to CUDA Ewald call.
  trquinn
  committed
  e427a8e
- Make EwaldInit() a DataManager method (#23)
  trquinn
  authored
  41121ff
Commits on Sep 22, 2026
- DataManager: set cuda device and stream on restart from checkpoint.
  trquinn
  committed
  4e22f13
- Main::setupICs(): move initMemLog() out of if(bStarForm) block.
  trquinn
  committed
  5338c19
- Fixed small comment change.
  trquinn
  committed
  6100e6c
Commits on Sep 23, 2026
- Host pool diagnostics: replace sprintf with make_formatted_string().
  trquinn
  committed
  437dd36
Commits on Sep 25, 2026
- Merge remote-tracking branch 'upstream_public/master' into kernelfix
  trquinn
  committed
  f0983b2
Commits on Sep 26, 2026
- CUDA: allocate ewtGPU buffer once for the entire run.
  trquinn
  committed
  a04413f
- Merge branch 'trq/one_ewt_alloc' into kernelfix
  trquinn
  committed
  1af6bd4
Commits on Sep 27, 2026
- CUDA: initialize memory logging on restart.
  trquinn
  committed
  4c9769f
Commits on Sep 28, 2026
- TreePiece class with CUDA: eliminate unused attributes.
  trquinn
  committed
  778fa59
- CUDA: remove transfer of acceleration vector to the GPU.
  trquinn
  committed
  cac97c7
Commits on Sep 30, 2026
- CUDA: add check for Ewald completion before transferParticlesBack().
  trquinn
  committed
  de32d30
- calculateEwaldUsingCkLoop(): delete unused parameter.
  trquinn
  committed
  0f217eb
Commits on Oct 8, 2026
- HostCUDA.cu: remove debugging cudaPeekError()s
  trquinn
  committed
  0a61303
- Merge branch 'master' of github.com:N-BodyShop/changa into kernelfix
  trquinn
  committed
  d6bf8bd

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