Hello, On Wed, Aug 15, 2012 at 03:10:12AM +0900, Joonsoo Kim wrote: > When we do tracing workqueue_queue_work(), it records requested cpu. > But, if !(@wq->flag & WQ_UNBOUND) and @cpu is WORK_CPU_UNBOUND, > requested cpu is changed as local cpu. > In case of @wq->flag & WQ_UNBOUND, above change is not occured, > therefore it is reasonable to correct it. > > Use temporary local variable for storing local cpu. > > Signed-off-by: Joonsoo Kim <js1...@gmail.com> > > diff --git a/kernel/workqueue.c b/kernel/workqueue.c > index 49d8f4a..6a17ab0 100644 > --- a/kernel/workqueue.c > +++ b/kernel/workqueue.c > @@ -1198,6 +1198,7 @@ static void __queue_work(unsigned int cpu, struct > workqueue_struct *wq, > struct cpu_workqueue_struct *cwq; > struct list_head *worklist; > unsigned int work_flags; > + unsigned int lcpu;
@lcpu in __queue_delayed_work() stands for "last cpu", which is kinda weird here. Maybe just add "unsigned int req_cpu = cpu" at the top of the function and use it for the TP? 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/