2 ms·
There's a concept called exception-less syscalls, which might be similar to what your thinking.
by hornetblack 8y ago
There's a concept called exception-less syscalls, which might be similar to what your thinking.
- d33 8y agoMy idea is to avoid context switching like in VDSO, but with a generalized solution that would allow this sort of behavior for all system calls. Could you point me to any write-ups about exception-less syscalls?
- anonymousDan 8y agoSee the FlexSC paper at the bottom here: https://www.usenix.org/conference/osdi10/flexsc-flexible-system-call-scheduling-exception-less-system-calls https://www.usenix.org/conference/osdi10/flexsc-flexible-sys... or more recently SCONE in the context of Intel SGX: https://www.usenix.org/conference/osdi16/technical-sessions/presentation/arnautov https://www.usenix.org/conference/osdi16/technical-sessions/...