Thread-identity switcheroo for io_uring

io_uring maintainer Jens Axboe published an RFC patch set to solve blocking issues in the Linux kernel's asynchronous subsystem. Current workarounds severely impact performance, and the new solution is described as radical and potentially risky.

• Axboe published RFC patches for io_uring
• Problem: guaranteeing non-blocking execution
• Current workarounds reduce performance
• Solution called radical and potentially risky