Re: [take24 0/6] kevent: Generic event handling mechanism.

Ulrich Drepper
2006-11-27T18:24:09Z

Evgeniy Polyakov wrote:
>
> With provided patch it is possible to wakeup 'for-free' - just call
> kevent_ctl(ready) with zero number of ready events, so thread will be
> awakened if it was in poll(kevent_fd), kevent_wait() or
> kevent_get_events().

Yes, I realize that. But I wrote something else:

>> Rather than mark an existing entry as ready, how about a call to
>> inject a new ready event?
>>
>> This would be useful to implement functionality at userlevel and
>> still use an event queue to announce the availability. Without this
>> type of functionality we'd need to use indirect notification via
>> signal or pipe or something like that.

This is still something which is wanted.

--
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖