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From: Pavel Emelyanov <xemul@parallels.com>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com>,
	Cyrill Gorcunov <gorcunov@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Kyle Moffett <kyle@moffetthome.net>, Tejun Heo <tj@kernel.org>,
	Glauber Costa <glommer@parallels.com>,
	Andi Kleen <andi@firstfloor.org>,
	Matt Helsley <matthltc@us.ibm.com>,
	Pekka Enberg <penberg@kernel.org>,
	Eric Dumazet <eric.dumazet@gmail.com>,
	Vasiliy Kulikov <segoon@openwall.com>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Herbert Xu <herbert@gondor.hengli.com.au>,
	"David S. Miller" <davem@davemloft.net>,
	Andrey Vagin <avagin@openvz.org>
Subject: Re: [RFC] on general object IDs again
Date: Thu, 12 Jan 2012 00:24:33 +0400	[thread overview]
Message-ID: <4F0DF001.6090903@parallels.com> (raw)
In-Reply-To: <m139bmxa9g.fsf@fess.ebiederm.org>

> In the second place the only reason why we would need O(N^2) complexity
> instead of O(NlogN) is if the comparison system call only compares for
> identity instead of returning a result that allows us to order the
> objects we are worrying about.

Hm... I like this one. As I said we'd have to do the sorting anyway so
having the less-equals-above comparator right in the kernel sounds OK.

Thanks,
Pavel

  reply	other threads:[~2012-01-11 20:26 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-11 16:19 [RFC] on general object IDs again Cyrill Gorcunov
2012-01-11 17:25 ` KOSAKI Motohiro
2012-01-11 17:59   ` Cyrill Gorcunov
2012-01-11 18:19     ` KOSAKI Motohiro
2012-01-11 18:22       ` Pavel Emelyanov
2012-01-11 18:31         ` Cyrill Gorcunov
2012-01-11 19:29           ` KOSAKI Motohiro
2012-01-11 19:36             ` Pavel Emelyanov
2012-01-11 19:50               ` KOSAKI Motohiro
2012-01-11 19:57                 ` Pavel Emelyanov
2012-01-11 19:59             ` Cyrill Gorcunov
2012-01-11 20:19             ` Eric W. Biederman
2012-01-11 20:24               ` Pavel Emelyanov [this message]
2012-01-11 20:34                 ` Cyrill Gorcunov
2012-01-11 20:45                   ` Eric W. Biederman

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