Message-ID: <419830FD.7000007@yahoo.com.au>
Date: Mon, 15 Nov 2004 15:30:53 +1100
From: Nick Piggin <nickpiggin@yahoo.com.au>
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To: Werner Almesberger <werner@almesberger.net>
CC: Rajesh Venkatasubramanian <vrajesh@umich.edu>,
       linux-kernel@vger.kernel.org
Subject: Re: [RFC] Generalize prio_tree (1/3)
References: <20041114235646.K28802@almesberger.net>
In-Reply-To: <20041114235646.K28802@almesberger.net>
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Werner Almesberger wrote:
> Hi Rajesh,
> 
> perhaps you remember me posting a long time ago about generalizing
> prio_tree. Now I finally got to make that patch. In fact, there are
> three parts:
> 
>  - the prio_tree "core" in lib/
>  - switching mm/prio_tree.c to use the "core"
>  - some debugging extensions
> 
> The reason for wanting this generalization is that we'll also need
> radix priority search trees for healthier barrier handling in the
> IO scheduler (aka disk elevator).
> 

I'm curious, how do you plan to use them for healthier barrier handling?

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