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Date: Wed, 8 Aug 2012 13:04:14 +0200
From: Borislav Petkov <bp@...64.org>
To: Suresh Siddha <suresh.b.siddha@...el.com>
Cc: Robert Richter <robert.richter@....com>,
"Eric W. Biederman" <ebiederm@...ssion.com>, mingo@...nel.org,
hpa@...or.com, linux-kernel@...r.kernel.org,
akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
a.p.zijlstra@...llo.nl, tglx@...utronix.de,
linux-tip-commits@...r.kernel.org
Subject: Re: do_IRQ: 1.55 No irq handler for vector (irq -1)
On Wed, Aug 08, 2012 at 10:58:37AM +0200, Robert Richter wrote:
> On 07.08.12 15:39:07, Suresh Siddha wrote:
> > Boris, Robert, can you check if the below patch makes both of your
> > systems happy again (essentially not allowing the vector to change for
> > legacy irq's, which also allows the RTE to be set correctly in the smp
> > case etc)? Based on your results and some more thinking, I will send a
> > detailed patch with changelog tomorrow.
> >
> > arch/x86/kernel/apic/io_apic.c | 9 +++++++++
> > 1 files changed, 9 insertions(+), 0 deletions(-)
>
> Suresh,
>
> with your patch applied the sata device works fine and the system
> boots, no issues seen.
Ditto,
the do_IRQ issue of missing an irq handler for vector 55 is gone too on
my box.
I'm pretty sure you can add our Tested-by:'s to the official patch.
Thanks.
--
Regards/Gruss,
Boris.
Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach
GM: Alberto Bozzo
Reg: Dornach, Landkreis Muenchen
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