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Update the CUDA runtime to 13.1.1 #1468

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e99ec49
Update the CUDA runtime to 13.1.1
kkraus14 Jan 13, 2026
086e7fb
Merge branch 'main' into update-cuda-13.1.1
leofang Jan 22, 2026
a976118
update bindings to 13.1.1 (cybind)
leofang Jan 22, 2026
6450694
fix linter errors
leofang Jan 22, 2026
4b77378
remove the rel-note on libcudart
leofang Jan 22, 2026
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54 changes: 31 additions & 23 deletions ci/test-matrix.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -17,62 +17,70 @@

linux:
pull-request:
# linux-64
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'v100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'v100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'H100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'H100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '2', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '2', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
# linux-aarch64
- { ARCH: 'arm64', PY_VER: '3.10', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.10', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.10', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.10', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.11', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.11', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.11', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.11', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
# special runners
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '2', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '2', DRIVER: 'latest' }
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@leofang leofang Jan 22, 2026

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xref #1505 (comment)

nightly: []

windows:
pull-request:
# win-64
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'rtx2080', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'WDDM' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.10', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'v100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'rtx4090', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'WDDM' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'rtx4090', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'WDDM' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'rtx4090', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'WDDM' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'v100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.1.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.1.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.1.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
nightly: []
2 changes: 1 addition & 1 deletion ci/versions.yml
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Expand Up @@ -5,6 +5,6 @@ backport_branch: "12.9.x"

cuda:
build:
version: "13.1.0"
version: "13.1.1"
prev_build:
version: "12.9.1"
2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/cufile.pxd
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

from ..cycufile cimport *

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/cufile_linux.pyx
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t, uintptr_t
import threading
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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvfatbin.pxd
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.4.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.4.1 to 13.1.1. Do not modify it directly.

from ..cynvfatbin cimport *

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvfatbin_linux.pyx
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.4.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.4.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t, uintptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvfatbin_windows.pyx
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Expand Up @@ -2,7 +2,7 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.4.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.4.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvjitlink.pxd
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Expand Up @@ -2,7 +2,7 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from ..cynvjitlink cimport *

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvjitlink_linux.pyx
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Expand Up @@ -2,7 +2,7 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t, uintptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvjitlink_windows.pyx
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvvm.pxd
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from ..cynvvm cimport *

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvvm_linux.pyx
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t, uintptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/_internal/nvvm_windows.pyx
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.0.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.0.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t

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2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/cufile.pxd
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#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport intptr_t

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11 changes: 6 additions & 5 deletions cuda_bindings/cuda/bindings/cufile.pyx
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@leofang leofang Jan 22, 2026

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@mdboom could you help review the nontrivial changes here? The diff was generated from ToT cybind. I suspect this is something that we missed and caused flakiness that @rwgk observed.

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Expand Up @@ -2,14 +2,13 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

cimport cython # NOQA
from libc cimport errno
from ._internal.utils cimport (get_buffer_pointer, get_nested_resource_ptr,
nested_resource)
from enum import IntEnum as _IntEnum
cimport cpython

import cython

Expand All @@ -19,6 +18,7 @@ from libc.stdlib cimport calloc, free, malloc
from cython cimport view
cimport cpython.buffer
cimport cpython.memoryview
cimport cpython
from libc.string cimport memcmp, memcpy
import numpy as _numpy

Expand All @@ -35,6 +35,7 @@ cdef __from_data(data, dtype_name, expected_dtype, lowpp_type):
raise ValueError(f"data array must be of dtype {dtype_name}")
return lowpp_type.from_ptr(data.ctypes.data, not data.flags.writeable, data)


###############################################################################
# POD
###############################################################################
Expand Down Expand Up @@ -616,7 +617,7 @@ cdef _get_per_gpu_stats_dtype_offsets():
cdef CUfilePerGpuStats_t pod = CUfilePerGpuStats_t()
return _numpy.dtype({
'names': ['uuid', 'read_bytes', 'read_bw_bytes_per_sec', 'read_utilization', 'read_duration_us', 'n_total_reads', 'n_p2p_reads', 'n_nvfs_reads', 'n_posix_reads', 'n_unaligned_reads', 'n_dr_reads', 'n_sparse_regions', 'n_inline_regions', 'n_reads_err', 'writes_bytes', 'write_bw_bytes_per_sec', 'write_utilization', 'write_duration_us', 'n_total_writes', 'n_p2p_writes', 'n_nvfs_writes', 'n_posix_writes', 'n_unaligned_writes', 'n_dr_writes', 'n_writes_err', 'n_mmap', 'n_mmap_ok', 'n_mmap_err', 'n_mmap_free', 'reg_bytes'],
'formats': [_numpy.int8, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64],
'formats': [(_numpy.int8, 16), _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64, _numpy.uint64],
'offsets': [
(<intptr_t>&(pod.uuid)) - (<intptr_t>&pod),
(<intptr_t>&(pod.read_bytes)) - (<intptr_t>&pod),
Expand Down Expand Up @@ -2193,7 +2194,7 @@ cdef _get_stats_level2_dtype_offsets():
cdef CUfileStatsLevel2_t pod = CUfileStatsLevel2_t()
return _numpy.dtype({
'names': ['basic', 'read_size_kb_hist', 'write_size_kb_hist'],
'formats': [stats_level1_dtype, _numpy.uint64, _numpy.uint64],
'formats': [stats_level1_dtype, (_numpy.uint64, 32), (_numpy.uint64, 32)],
'offsets': [
(<intptr_t>&(pod.basic)) - (<intptr_t>&pod),
(<intptr_t>&(pod.read_size_kb_hist)) - (<intptr_t>&pod),
Expand Down Expand Up @@ -2346,7 +2347,7 @@ cdef _get_stats_level3_dtype_offsets():
cdef CUfileStatsLevel3_t pod = CUfileStatsLevel3_t()
return _numpy.dtype({
'names': ['detailed', 'num_gpus', 'per_gpu_stats'],
'formats': [stats_level2_dtype, _numpy.uint32, per_gpu_stats_dtype],
'formats': [stats_level2_dtype, _numpy.uint32, (per_gpu_stats_dtype, 16)],
Comment on lines 2347 to +2350
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@leofang leofang Jan 22, 2026

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ditto, xref #1338

'offsets': [
(<intptr_t>&(pod.detailed)) - (<intptr_t>&pod),
(<intptr_t>&(pod.num_gpus)) - (<intptr_t>&pod),
Expand Down
2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/cycufile.pxd
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

from libc.stdint cimport uint32_t, uint64_t
from libc.time cimport time_t
Expand Down
2 changes: 1 addition & 1 deletion cuda_bindings/cuda/bindings/cycufile.pyx
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
#
# SPDX-License-Identifier: LicenseRef-NVIDIA-SOFTWARE-LICENSE
#
# This code was automatically generated across versions from 12.9.1 to 13.1.0. Do not modify it directly.
# This code was automatically generated across versions from 12.9.1 to 13.1.1. Do not modify it directly.

from ._internal cimport cufile as _cufile

Expand Down
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