linux-kernel - Re: 2.6.24-rt1 IRQ routing anomaly

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Date:	Sun, 02 Mar 2008 23:31:51 -0500
From:	Jon Masters <jonathan@...masters.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Mark Hounschell <markh@...pro.net>,
	Mark Hounschell <dmarkh@....rr.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: 2.6.24-rt1 IRQ routing anomaly


On Thu, 2008-02-21 at 10:08 -0500, Steven Rostedt wrote:
> On Thu, 21 Feb 2008, Mark Hounschell wrote:
> > >
> > > To prove this is the problem, boot with noapic in the kernel command line.
> > > 1) the problem should disappear.
> > > 2) (I'm betting) you see that the eth and EMU10K1 share the same
> > >    interrupt line.
> > >
> >
> > Yep, you were right. They do share the same IRQ and the problem does go away.
> > Unfortunately  I can't run this machine with noapic. I need irq affinity.
> >
> 
> Thanks for verifying. OK, I'll see if I can get the workaround on i386.

What's the situation with this one? Want me to look at it?

Jon.


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