Tech

[$] Discussing a rewrite of XArray

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 20/10/2026, 15:50:24 UTC.

Briefings

Daniel Gomez proposed using Rust to replace XArray data structures in XFS to improve security and performance, despite challenges with large block sizes exceeding page sizes. This discussion occurred at Kangrejos 2026, where kernel developers noted caution regarding replacing existing code without extensive testing.

Key points

• Daniel Gomez led a discussion at Kangrejos 2026 proposing Rust for XArray data structures to address bugs in XFS code.
• Kernel developers at the event cited security and performance improvements as motivations for the proposed rewrite.

Context

Daniel Gomez is exploring whether adopting Rust for XFS data structures could reduce bugs, a topic discussed at Kangrejos 2026 where kernel developers noted caution about replacing existing code.

Limitations

Evidence is limited to Gomez's proposal and the event discussion; no specific dates, numbers, or technical details of the Rust conversion are provided.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 20/10/2026, 15:51:58 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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