Bus1: a new Linux interprocess communication proposal

Anyone who has been paying attention to Linux kernel development in recent years would be aware that IPC — interprocess communication — is not a solved problem. There are certainly many partial solutions, from pipes and signals, through sockets and shared memory, to more special-purpose solutions like Cross Memory Attach and Android's binder. But it seems there are still some use cases that aren't fully addressed by current solutions, leading to new solutions being occasionally proposed to try to meet those needs. The latest proposal is called "bus1".

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