On Wed, 2010-11-17 at 12:27 +0800, Wu Fengguang wrote: > + if (unlikely(current->nr_dirtied >= current->nr_dirtied_pause || > + bdi->dirty_exceeded)) { > + balance_dirty_pages(mapping, current->nr_dirtied); > + current->nr_dirtied = 0; > } Was it a conscious choice to use current->nr_dirtied = 0 over current->nr_dirtied -= current->nr_dirtied_pause ? The former will cause a drift in pause times due to truncation of the excess. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html