Hello, On Tue, Aug 14, 2012 at 01:17:49AM +0900, Joonsoo Kim wrote: > We assign cpu id into work struct in queue_delayed_work_on(). > In current implementation, when work is come in first time, > current running cpu id is assigned. > If we do queue_delayed_work_on() with CPU A on CPU B, > __queue_work() invoked in delayed_work_timer_fn() go into sub-optimal path > in case of WQ_NON_REENTRANT. > Change it to cpu argument is prevent to go into sub-optimal path.
Which part is suboptimal? Also, what if @cpu is WQ_UNBOUND? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
