linux-kernel - Re: [RFC] B+Tree library V2

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Message-Id: <1225915040.3619.155.camel@johannes.berg>
Date:	Wed, 05 Nov 2008 20:57:20 +0100
From:	Johannes Berg <johannes@...solutions.net>
To:	Jörn Engel <joern@...fs.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC] B+Tree library V2

sorry for the late reply.

On Sat, 2008-11-01 at 16:59 +0100, Jörn Engel wrote:

> Not only compiles, also survives muserspace test harness and no longer
> looks like a bulldog with lipstick.

cool :)

> You might note that "less complicated than expected" means I'm still
> bending the rules a bit.  I only merge underpopulated nodes with
> neighbours.  If the neighbour is too full for a merge I don't steal
> entries.  That bit is for someone else to implement. :)

That sounds fair, after all at least it limits the tree size, but I'm
too lazy to calculate the worst case right now.

I'd use this as-is for the WIP cfg80211 code that keeps track of BSSes,
as a hash-table/list on steroids.

johannes

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