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    SubjectRe: [BUG] loop.c oopses
    On Tue, 16 Jul 2002, Jens Axboe wrote:
    > On Tue, Jul 16 2002, Rik van Riel wrote:
    > > On Tue, 16 Jul 2002, Andrew Morton wrote:
    > >
    > > > That's maybe wrong - if there are a decent number of pages
    > > > under writeback then we should be able to just wait it out.
    > > > But it gets tricky with the loop driver...
    > >
    > > I wonder if it is possible to exhaust the mempool with
    > > the loop driver requests before getting around to the
    > > requests to the underlying block device(s)...
    > Given the finite size of the pool and the possibly infinite stacking
    > level, yes that is possible. You may just run out of loop minors before
    > this happens [1]. Also note that you need more than a simple remapping,
    > crypto setup for instance.

    Or maybe SMP, with multiple CPUs submitting requests at the
    same time ?


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