"Bryan O'Sullivan" <[email protected]> wrote:
>
> + BUG_ON(qp->timerwait.next != LIST_POISON1);
> + list_add_tail(&qp->timerwait, &dev->pending[dev->pending_index]);
Please don't play around with list_head internals like this - some
speedfreak might legitimately choose to remove the list_head poisoning
debug code, or make it Kconfigurable.
One option would be to always do list_del_init() on this thing, then do
BUG_ON(!list_empty()).
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