Messages in this thread | | | Date | Mon, 26 Oct 2015 20:04:26 +0800 | From | Boqun Feng <> | Subject | Re: [PATCH v3 1/4] wait.[ch]: Introduce the simple waitqueue (swait) implementation |
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Hi Daniel,
On Tue, Oct 20, 2015 at 09:28:07AM +0200, Daniel Wagner wrote: > + > +/* > + * The thing about the wake_up_state() return value; I think we can ignore it. > + * > + * If for some reason it would return 0, that means the previously waiting > + * task is already running, so it will observe condition true (or has already). > + */ > +void swake_up_locked(struct swait_queue_head *q) > +{ > + struct swait_queue *curr; > + > + list_for_each_entry(curr, &q->task_list, task_list) { > + wake_up_process(curr->task); > + list_del_init(&curr->task_list); > + break;
Just be curious, what's this break for? Or what's this loop(?) for?
> + } > +} > +EXPORT_SYMBOL(swake_up_locked); > +
Regards, Boqun [unhandled content-type:application/pgp-signature] | |