Re: [XenPPC] Help with JS21 disk solution

[Jimi Xenidis <jimix@xxxxxxxxxxxxxx>]

On Sep 26, 2006, at 9:44 AM, Jimi Xenidis wrote:

> On Sep 26, 2006, at 1:39 AM, Segher Boessenkool wrote:
>
> > > @@ -126,6 +126,8 @@ static void u4_inv_entry(ulong pgn)
> > >      union dart_ctl dc;
> > >      ulong retries = 0;
> > > +    return u4_inv_all();
> > If you need inv_all here, you have a bug elsewhere...
> I agree, I'm just trying to corner the beast :)
Ok, this seems to work, its pretty solid, so somehow our invalidation  
logic is sufficient for network but not disk activity.  One theory is  
that disk uses short lived TCE entries and not batching as network does.
So we have a workaround and later we can investigate the single entry  
issue.
-JX



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