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    SubjectRe: [patch] vmfixes-2.4.0-test9-B2
    On Mon, Sep 25 2000, Andrea Arcangeli wrote:
    > > i had yesterday - those were simple VM deadlocks. I dont see any deadlocks
    >
    > Definitely. They can't explain anything about the VM deadlocks. I was
    > _only_ talking about the blkdev hangs that caused you to unplug the
    > queue at each reschedule in tux and that Eric reported me for the SG
    > driver (and I very much hope that with EXCLUSIVE gone away and the
    > wait_on_* fixed those hangs will go away because I don't see anything else
    > wrong at this moment).

    The sg problem was different. When sg queues a request, it invokes the
    request_fn to handle it. But if the queue is currently plugged, the
    scsi_request_fn will not do anything.

    --
    * Jens Axboe <axboe@suse.de>
    * SuSE Labs
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