Re: [patch]cfq-iosched: delete deep seeky queue idle logic

From: Vivek Goyal
Date: Tue Sep 27 2011 - 09:08:50 EST


On Sun, Sep 25, 2011 at 09:34:16AM +0200, Corrado Zoccolo wrote:

[..]
> >
> > Anyway, what's wrong with the idea I suggested in other mail of expiring
> > a sync-noidle queue afer few reuqest dispatches so that it does not
> > starve other sync-noidle queues.
> I don't know the current state of the code. Are the noidle queues
> sorted in some tree, by sector number?
> If that is the case, then even an expired queue could still be in
> front of the tree.

I am not aware of any queue sorting based on sector number on sync-noidle
tree. So we should just be able to do round robin.

Thanks
Vivek
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