45 ms·
The slides[0] (page 17) mention alternative solutions. One of them is faster userspace switching. That sounds a bit like something google has proposed before wi
by the8472 3y ago
The slides[0] (page 17) mention alternative solutions. One of them is faster userspace switching. That sounds a bit like something google has proposed before with switch_to/FUTEX_SWAP[1]
[0] https://lpc.events/event/17/contributions/1517/attachments/1257/2549/lpc2023.pdf https://lpc.events/event/17/contributions/1517/attachments/1...
[1] https://lwn.net/Articles/824409/ https://lwn.net/Articles/824409/
- pcwalton 3y agoI really want the switchto patch for high performance userspace threading. It'd potentially allow 1:1 threading to better compete with M:N, which would be very nice for systems languages like C++ and Rust.