Re: [PATCH] Relay CPU Hotplug support
Oleg Nesterov <[email protected]>
| Newsgroups | gmane.linux.kernel,gmane.linux.kernel.tracing,gmane.linux.systemtap |
|---|---|
| Message-ID | <[email protected]> |
On 12/22, Oleg Nesterov wrote:
>
> void flush_work(struct workqueue_struct *wq, struct work_struct *work)
> {
> struct cpu_workqueue_struct *cwq;
>
> cwq = get_wq_data(work);
> if (!cwq)
> return;
>
> spin_lock_irq(&cwq->lock);
> list_del_init(&work->entry);
> work_release(work);
> spin_unlock_irq(&cwq->lock);
Err, forgot to mention, this should be done under workqueue_mutex
or we should re-check cwq == get_wq_data(), I didn't decide yet.
Sorry for extra noise.
Oleg.