Re: [RFC] Generalize prio_tree (1/3)

[Nick Piggin]

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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