Re: [take25 1/6] kevent: Description.

Evgeniy Polyakov
2006-11-24T16:32:43Z

On Fri, Nov 24, 2006 at 07:14:06PM +0300, Evgeniy Polyakov (johnpol@2ka.mipt.ru) wrote:
> If kernel has put data asynchronously it will setup special flag, thus
> kevent_wait() will not sleep and will return, so thread will check new
> entries and process them.

For the clarification - only kevent_wait() updates index, userspace
will not detect that it has changed after thread has put there new
data.
In case kernel thread will updated index too, you are correct,
kevent_wait() should get index as parameter.

--
Evgeniy Polyakov