Re: 2.6 vs 2.4, ssh terminal slowdown

From: MIke Galbraith
Date: Mon Feb 13 2006 - 01:28:11 EST


On Mon, 2006-02-13 at 17:08 +1100, Con Kolivas wrote:
> On Monday 13 February 2006 16:57, MIke Galbraith wrote:
> > On Mon, 2006-02-13 at 16:37 +1100, Con Kolivas wrote:
> > > On Monday 13 February 2006 16:32, MIke Galbraith wrote:
> > > > On Mon, 2006-02-13 at 16:05 +1100, Con Kolivas wrote:
> > > > > On Monday 13 February 2006 15:59, MIke Galbraith wrote:
> > > > > > Now, let's see if we can get your problem fixed with something that
> > > > > > can possibly go into 2.6.16 as a bugfix. Can you please try the
> > > > > > below?
> > > > >
> > > > > These sorts of changes definitely need to pass through -mm first...
> > > > > and don't forget -mm looks quite different to mainline.
> > > >
> > > > I'll leave that up to Ingo of course, and certainly have no problem
> > > > with them burning in mm. However, I must say that I personally
> > > > classify these two changes as being trivial and obviously correct
> > > > enough to be included in 2.6.16.
> > >
> > > This part I agree with:
> > > - } else
> > > - requeue_task(next, array);
> > > + }
> > >
> > > The rest changes behaviour; it's not a "bug" so needs testing, should be
> > > a separate patch from this part, and modified to suit -mm.
> >
> > Well, both change behavior, and I heartily disagree.
>
> The first change was the previous behaviour for some time. Your latter change
> while it makes sense has never been in the kernel. Either way I don't
> disagree with your reasoning but most things that change behaviour should go
> through -mm. The first as I said was the behaviour in mainline for some time
> till my silly requeue change.

Ok, we're basically in agreement on these changes, it's just a matter of
when. As maintainer, Ingo has to weigh the benefit, danger, etc etc.

-Mike

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