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Date: Mon, 27 Nov 2006 10:23:39 -0800 From: Ulrich Drepper <drepper@...hat.com> To: Evgeniy Polyakov <johnpol@....mipt.ru> CC: David Miller <davem@...emloft.net>, Andrew Morton <akpm@...l.org>, netdev <netdev@...r.kernel.org>, Zach Brown <zach.brown@...cle.com>, Christoph Hellwig <hch@...radead.org>, Chase Venters <chase.venters@...entec.com>, Johann Borck <johann.borck@...sedata.com>, linux-kernel@...r.kernel.org, Jeff Garzik <jeff@...zik.org>, Alexander Viro <aviro@...hat.com> Subject: Re: [take24 0/6] kevent: Generic event handling mechanism. 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 ❖ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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