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    SubjectRe: Attempted summary of suspend-blockers LKML thread, take three
    On Tue, Aug 10, 2010 at 03:44:05PM +0100, Alan Cox wrote:
    > Which reminds me. I forgot a very important way that user space signals
    > the kernel as to its intents.
    >
    > The kernel can see whether code is sleeping by choice or sleeping because
    > someone blocked it (eg a page fault). The kernel also knows a lot about
    > the event being waited for (much more so in -rt than base).
    >
    > We don't capture all of that info but it seems it would advance progress
    > in the right direction to do so better.

    As one approach of many, this makes a great deal of sense.

    Thanx, Paul


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