linux-kernel - Re: [take22 0/4] kevent: Generic event handling mechanism.

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Message-ID: <455075E9.4080202@garzik.org>
Date:	Tue, 07 Nov 2006 07:02:49 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Nate Diller <nate.diller@...il.com>
CC:	Evgeniy Polyakov <johnpol@....mipt.ru>,
	LKML <linux-kernel@...r.kernel.org>,
	Oleg Verych <olecom@...wer.upol.cz>,
	Pavel Machek <pavel@....cz>,
	David Miller <davem@...emloft.net>,
	Ulrich Drepper <drepper@...hat.com>,
	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>
Subject: Re: [take22 0/4] kevent: Generic event handling mechanism.

Nate Diller wrote:
> Indesiciveness has certainly been an issue here, but I remember akpm
> and Ulrich both giving concrete suggestions.  I was particularly
> interested in Andrew's request to explain and justify the differences
> between kevent and BSD's kqueue interface.  Was there a discussion
> that I missed?  I am very interested to see your work on this
> mechanism merged, because you've clearly emphasized performance and
> shown impressive results.  But it seems like we lose out on a lot by
> throwing out all the applications that already use kqueue.


kqueue looks pretty nice, the filter/note models in particular.  I don't 
see anything about ring buffers though.

I also wonder about the asynchronous event side (send), not just the 
event reception side.

	Jeff


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