> +
> +void __put_beancounter(struct user_beancounter *ub)
> +{
> + unsigned long flags;
> + struct user_beancounter *parent;
> +
> +again:
> + parent = ub->parent;
> + /* equevalent to atomic_dec_and_lock_irqsave() */
> + local_irq_save(flags);
> + if (likely(!atomic_dec_and_lock(&ub->ub_refcount, &ub_hash_lock))) {
> + if (unlikely(atomic_read(&ub->ub_refcount) < 0))
> + printk(KERN_ERR "UB: Bad ub refcount: ub=%p, "
> + "luid=%d, ref=%d\n",
> + ub, ub->ub_uid,
> + atomic_read(&ub->ub_refcount));
> + local_irq_restore(flags);
> + return;
Minor comment - the printk (I think there is one other place) could come after
the local_irq_restore()
--
Balbir Singh,
Linux Technology Center,
IBM Software Labs
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