netdev - Re: [PATCH] poll: Avoid extra wakeups in select/poll

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Message-ID: <20090429130706.GA22449@elte.hu>
Date:	Wed, 29 Apr 2009 15:07:06 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	linux kernel <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>,
	David Miller <davem@...emloft.net>, cl@...ux.com,
	jesse.brandeburg@...el.com, netdev@...r.kernel.org,
	haoki@...hat.com, mchan@...adcom.com, davidel@...ilserver.org
Subject: Re: [PATCH] poll: Avoid extra wakeups in select/poll


* Eric Dumazet <dada1@...mosbay.com> wrote:

> > should be inline perhaps?
> 
> Well, I thought current practice was not using inline for such 
> trivial functions, as gcc already inlines them anyway.

ok.

how about:

> > [ I'd still suggest to factor out the guts of do_select() as 
> >   its nesting is excessive that hurts its reviewability quite a 
> >   bit - but now your patch does not make the situation any 
> >   worse. ]

We tend to shop for drive-by cleanups in visibly ugly code whenever 
someone wants to touch that code. Could go into a separate patch.

	Ingo
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