On Thu, 2010-07-22 at 05:00 -0400, Christoph Hellwig wrote:
> if (wakeup_bdi) {
> spin_lock(&bdi->wb_lock);
> if (bdi->wb.task) {
> trace_writeback_wake_thread(bdi);
> wake_up_process(bdi->wb.task);
> } else {
> trace_writeback_wake_forker_thread(bdi);
> wake_up_process(default_backing_dev_info.wb.task);
> }
> spin_unlock(&bdi->wb_lock);
> }
Side note: I've noticed you've made the optimistic "if" condition first,
which is better, and I'll also amend this in v3.
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
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