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    SubjectRe: [ 15/23] [Suspend2] Helper for counting uninterruptible threads of a type.

    On Thursday 26 January 2006 04:45, Nigel Cunningham wrote:
    > Add a helper which counts the number of patches of a type (all
    > or userspace only) which are in TASK_UNINTERRUPTIBLE state.
    > These tasks are signalled (just in case they leave that state at
    > a later point), but we do not consider freezing to have failed
    > if and when they do not enter the freezer.
    > Note that when they eventually leave TASK_UNINTERRUPTIBLE state,
    > they will enter the refrigerator, but will immediately exit if
    > we no longer want to freeze at that point.

    I think we need to do something like this to prevent problems with
    freezing under load.

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