Re: elevator abstraction, anticipatory I/O backported to 2.4?

[Andrew Morton]

Josh Radel <jraidman-linux@xxxxxxxxx> wrote:
>
> Are there any existing patches for a backport of the
> 2.6 elevator abstraction (or a specific patch for
> anticipatory I/O) to 2.4 kernels?

Not that I know of.

> I've heard rumors that Digeo backported a 2.6 I/O
> scheduler.

No, Digeo use a modified+fixed version of the infamous read_latency2 patch,
against 2.4.20.

> However, when I tried to download their
> open source modifications from
> http://www.digeo.com/prodserv/opensource.jsp, I wasn't
> able to extract their work. (The zip file unzips to a
> tar.bz2, which seems to be corrupt.)

I'll poke someone.

> Who knows, maybe
> an I/O scheduler backport isn't in that archive
> anyway.

Nope, sorry.

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