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Prefer device-local allocations on AMD GCN Vulkan GPUs#10

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rasbid wants to merge 1 commit intomasterfrom
codex/modify-buffer-allocation-for-amd-gcn
Open

Prefer device-local allocations on AMD GCN Vulkan GPUs#10
rasbid wants to merge 1 commit intomasterfrom
codex/modify-buffer-allocation-for-amd-gcn

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@rasbid rasbid commented Oct 13, 2025

Summary

  • prefer pure device-local allocations by default on discrete AMD GCN Vulkan devices with an opt-in override
  • log when allocations fall back to host-visible memory and document the new environment variable for RX 580 users

Testing

  • not run (not requested)

https://chatgpt.com/codex/tasks/task_e_68ebeeafdca883309038c9ffc164e799

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