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    SubjectRe: [PATCH 2 of 4] Introduce i386 fibril scheduling

    On Fri, 2 Feb 2007, Ingo Molnar wrote:
    > Note: such a 'flip' would only occur when the original context blocks,
    > /not/ on every async syscall.


    So can you take a look at Zach's fibril idea again? Because that's exactly
    what it does. It basically sets a flag, saying "flip to this when you
    block or yield". Of course, it's a bit bigger than just a flag, since it
    needs to describe what to flip to, but that's the basic idea.

    Now, if you want to make fibrils *also* then actually use a separate
    thread, that's an extension. But you were arguing as if they should use
    threads to begin with, and that sounds stupid. Now you seem to retract it,
    since you say "only if you need to block".

    THAT'S THE POINT. That's what makes fibrils cooperative. The "only if you
    block" is really what makes a fibril be something else than a regular

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      Last update: 2007-02-02 23:57    [W:0.019 / U:44.836 seconds]
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