Re: [PATCH RFC] 1/2 central workspace for zlib

Jörn Engel (joern@wohnheim.fh-wedel.de)
Sat, 31 May 2003 09:56:15 +0200


CC List pruned a little.

On Fri, 30 May 2003 23:55:05 -0700, David S. Miller wrote:
> From: Jörn Engel <joern@wohnheim.fh-wedel.de>
>
> How about preemption? zlib operations take their time, so at least on
> up, it makes sense to preempt them, when not in softirq context. Can
> this still be done lockless?
>
> You'll need to disable preemption.

My gut feeling claims that this would hurt interactivity. Con, would
contest on a jffs2 (zlib compressed) filesystem be able to show
interactivity problems wrt zlib?

Jörn

-- 
Do not stop an army on its way home.
-- Sun Tzu
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