NVIDIA / NVIDIA/nvbandwidth

simpleCopyKernel fails to advance the pointers.

Open
#64 2 comments 0 reactions 1 assignee View on GitHub

@esitaridi is already working on this.

Since Apr 17, 2026.

Dominant language
C++
Stars
778
Forks
93
PR merge metrics
No merged PRs in 30d

Description

https://github.com/NVIDIA/nvbandwidth/blob/4a49bdae82d69e69330a88746cb12b449796ee8b/kernels.cu#L20-L28

It appears that offset or pointers never advance during loop iterations, and we always load/store from/to the same locations. It does not do as much copying as it's intended to.

https://godbolt.org/z/rM3dP5GsE

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.