A crazy thought [LWN.net]

A crazy thought

Posted Jan 20, 2026 17:23 UTC (Tue) by ballombe (subscriber, #9523)
In reply to: A crazy thought by Cyberax
Parent article: Task-level io_uring restrictions

> No, it's racing to become competitive with WASM circa 5 years ago. I'm now eagerly awaiting multithreading in eBPF.

WASM is still 32bit-only and progress on that have been slow.

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A crazy thought

Posted Jan 20, 2026 18:50 UTC (Tue) by Cyberax (✭ supporter ✭, #52523) [Link] (2 responses)

Not anymore: https://webassembly.org/news/2025-09-17-wasm-3.0/

A crazy thought

Posted Jan 21, 2026 17:09 UTC (Wed) by ballombe (subscriber, #9523) [Link] (1 responses)

This is huge! Is there a version of emscripten that support LP64 available ?

A crazy thought

Posted Jan 24, 2026 20:35 UTC (Sat) by ballombe (subscriber, #9523) [Link]

In fact it works already, with emscripten 4.0.37 provided node is upgraded to 2.24 and -s MEMORY64 is added to CFLAGS. Congrats to everyone involved.