linux-kernel - Re: idr_get_new

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Message-ID: <4C97D197.9070703@gmail.com>
Date:	Mon, 20 Sep 2010 23:26:47 +0200
From:	Tejun Heo <htejun@...il.com>
To:	Roland Dreier <rdreier@...co.com>
CC:	Ohad Ben-Cohen <ohad@...ery.com>, linux-kernel@...r.kernel.org,
	"Jean Delvare \(PC drivers\, core\)" <khali@...ux-fr.org>,
	"Ben Dooks (embedded platforms)" <ben-linux@...ff.org>,
	Roland Dreier <rolandd@...co.com>,
	Sean Hefty <sean.hefty@...el.com>,
	Hal Rosenstock <hal.rosenstock@...il.com>,
	Steve Wise <swise@...lsio.com>, Neil Brown <neilb@...e.de>,
	Paul Mackerras <paulus@...ba.org>, linux-i2c@...r.kernel.org,
	linux-rdma@...r.kernel.org, dm-devel@...hat.com,
	linux-raid@...r.kernel.org, linux-ppp@...r.kernel.org,
	netdev@...r.kernel.org, akpm@...ux-foundation.org
Subject: Re: idr_get_new_exact ?

Hello,

On 09/20/2010 10:35 PM, Roland Dreier wrote:
> Looks fine to me as an improvement over the status quo, but I wonder how
> many of these places could use the radix_tree stuff instead?  If you're
> not using the ability of the idr code to assign an id for you, then it
> seems the radix_tree API is a better fit.

I agree.  Wouldn't those users better off simply using radix tree?

Thanks.

-- 
tejun
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