Yep On Sun, Mar 8, 2015 at 4:48 PM, Johnny Billquist <[email protected]> wrote:
> On 2015-03-08 21:39, Clem Cole wrote: > >> >> On Sun, Mar 8, 2015 at 8:23 AM, Sergey Oboguev <[email protected] >> <mailto:[email protected]>> wrote: >> >> If so, he may have a claim to inventing (a hint at) a microkernel >> concept. ;-) >> >> >> ​Dykstra invented the ukernel -- its the THE kernel: >> https://en.wikipedia.org/wiki/THE_multiprogramming_system >> >> The paper itself is >> http://uosis.mif.vu.lt/~liutauras/books/Dijkstra%20-% >> 20The%20structure%20of%20the%20THE%20multiprogramming%20system.pdf >> >> And all kernel hacker should read it some time. It where the idea of >> semaphores are defined and the idea of "up" and "down" - (aka P/V). >> > > Well, in all fairness, semaphores were used on railways already in the > 19th century... > > Johnny > > -- > Johnny Billquist || "I'm on a bus > || on a psychedelic trip > email: [email protected] || Reading murder books > pdp is alive! || tryin' to stay hip" - B. Idol > > _______________________________________________ > Simh mailing list > [email protected] > http://mailman.trailing-edge.com/mailman/listinfo/simh >
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