linux-kernel - Re: [take12 0/3] kevent: Generic event handling mechanism.

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Message-ID: <787b0d920608222135g4751ad8v567bf8098e0fb170@mail.gmail.com>
Date:	Wed, 23 Aug 2006 00:35:26 -0400
From:	"Albert Cahalan" <acahalan@...il.com>
To:	drepper@...hat.com, nmiell@...cast.net, davem@...emloft.net,
	jmorris@...ei.org, johnpol@....mipt.ru,
	linux-kernel@...r.kernel.org, akpm@...l.org,
	netdev@...r.kernel.org, zach.brown@...cle.com, hch@...radead.org
Subject: Re: [take12 0/3] kevent: Generic event handling mechanism.

Ulrich Drepper writes:

> I so far also haven't taken the time to look exactly at the
> interface. I plan to do it asap since this is IMO our big chance
> to get it right. I want to have a unifying interface which can
> handle all the different events we need and which come up today
> and tomorrow.  We have to be able to handle not only file
> descriptors and AIO but also timers, signals, message queues
> (OK, they are file descriptors but let's make it official),
> futexes.  I'm probably missing the one or the other thing now.

Yeah, you're missing one. I must warn you, it's tasteless.
You forgot ptrace events. (everybody now: EEEEEEEW!)

The wait-related functions in general are interesting.
People like to use a general event mechanism to deal with
threads exiting. Seriously, it would really help with
porting code from that other OS.

How about SysV semaphores?
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