Messages in this thread | | | From | "Stephen C. Tweedie" <> | Date | Mon, 12 Jul 1999 23:14:58 +0100 (BST) | Subject | Re: [RFC] - Some notions that I would like comments on |
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Hi,
On Mon, 12 Jul 1999 15:34:54 -0300, Jeff Dike <jdike@karaya.com> said:
>> No, VM tricks can be very expensive (especially with threaded programs >> on SMP, where every VM update has to involve a cross-CPU interrupt to >> invalidate TLB caches on other CPUs).
> Are there any references floating around about interprocessor communication > and its costs?
Not really --- just look up the linux-kernel archives. :)
>> > A pseudo-filesystem for exposing internal process state >> Ooh, like /proc fs?
> Should my sarcasm detector be firing here :-) /proc contains stuff > that the kernel maintains. I was referring to very > application-specific stuff like what function gcc is currently > compiling or make's dependency tree and where it is in updating it.
No, I'm serious. /proc is extensible by design. Don't do another filesystem when you can extend procfs.
--Stephen
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