Re: mlx driver related kernel panic in Freebsd 5.2.1-RELEASE

From: Julian Elischer <julian_at_elischer.org>
Date: Mon, 1 Mar 2004 13:06:18 -0800 (PST)
isn't crashing the system a security problem :-)

On Mon, 1 Mar 2004, Scott Long wrote:

> On Mon, 1 Mar 2004, Jonathan Weiss wrote:
> > >
> > > Great to hear, thanks a lot for testing it.  It looks like the problem can
> > > manifest itself when a whole lot of I/O comes into the driver at once.  An
> > > easy way that I've found to generate a pattern like this is to turn
> > > softupdates off, then start 5-10 concurrent copies of large trees with
> > > lots of files.  Then when the pagedaemon does its 30-second interval run,
> > > it'll likely send 500-1000 i/o requests at once to the card.
> > >
> > > Scott
> >
> > Hi Scott,
> >
> >
> > Can you please backport the patch to 5.2.1?
> >
> > Thanks,
> > Jonathan
> 
> Unfortunately, no.  The RELENG_5_2 branch is closed to all but security
> fixes from now on.  Had I known about this problem before 5.2.1 was
> released then I would have made sure that it was fixed before the release.
> 
> Scott
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Received on Mon Mar 01 2004 - 12:06:23 UTC

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