NVIDIA / NVIDIA/cutlass

[QST] Why tma_load.get_slice(0) here always need 0?

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? - Needs Triage inactive-30d inactive-90d question
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Description

What is your question?
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I see many cases with this get_slice(0), I am not sure, does this mean only thread 0 to do the work? In that case, this must always 0 for TMA?

Thanks!

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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.

Research direction

Start with the screenshot and the occurrences of tma_load.get_slice(0) referenced in the issue. Trace what get_slice(0) represents in the surrounding TMA usage, then document whether the zero is tied to thread 0 and whether it is required for TMA. There are no file or test paths specified.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
hpc
Issue type
Documentation
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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