On Thu, Sep 27, 2012 at 02:54:22PM +0800, Zhi Yong Wu wrote: > On Thu, Sep 27, 2012 at 12:03 PM, Dave Chinner <david@xxxxxxxxxxxxx> wrote: > > On Sun, Sep 23, 2012 at 08:56:32PM +0800, zwu.kernel@xxxxxxxxx wrote: > >> From: Zhi Yong Wu <wuzhy@xxxxxxxxxxxxxxxxxx> > >> > >> Fork and run one kernel kthread to calculate > >> that temperature based on some metrics kept > >> in custom frequency data structs, and store > >> the info in the hash table. > > > > No new kthreads, please. Use a per-superblock workqueue and a struct > > delayed_work to run periodic work on each superblock. > If no new kthread is created, which kthread will work on these > delayed_work tasks? One of the kworker threads that service the workqueue infrastructure. Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
