---
id: pr-pytorch-158237
repo: pytorch/pytorch
pr: 158237
title: '[MPS] Switch Cholesky  decomp to column wise'
author: pytorchbot
date: '2025-07-22'
url: https://github.com/pytorch/pytorch/pull/158237
source_category: upstream-code
architectures:
- sm100
tags:
- gemm
techniques: []
hardware_features: []
kernel_types:
- gemm
languages:
- python
captured_at: '2026-04-17'
status: merged
merge_sha: 9167ac8c75481e2beb3746aa37b7f48a213c631e
inclusion_reason: kernel file changes
changed_paths:
- aten/src/ATen/native/BatchLinearAlgebra.cpp
- aten/src/ATen/native/mps/kernels/LinearAlgebra.metal
- aten/src/ATen/native/mps/operations/LinearAlgebra.mm
- aten/src/ATen/native/native_functions.yaml
- test/inductor/test_mps_basic.py
head_ref_oid: bf2c58fdee033b17b23201e8a0c2e4d9d2efc9de
artifact_dir: evidence/pull-bundles/pytorch/gh-158237
---
# [MPS] Switch Cholesky  decomp to column wise

- Repository: `pytorch/pytorch`
- PR: [158237](https://github.com/pytorch/pytorch/pull/158237)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `aten/src/ATen/native/BatchLinearAlgebra.cpp`
- `aten/src/ATen/native/mps/kernels/LinearAlgebra.metal`
- `aten/src/ATen/native/mps/operations/LinearAlgebra.mm`
- `aten/src/ATen/native/native_functions.yaml`
- `test/inductor/test_mps_basic.py`

## Evidence Bundle

`evidence/pull-bundles/pytorch/gh-158237`
