From: Daniel Vetter <daniel@ffwll.ch>
To: Jiri Slaby <jslaby@suse.cz>
Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
Jiri Slaby <jirislaby@gmail.com>
Subject: Re: i915_driver_irq_handler: irq 42: nobody cared
Date: Tue, 27 Mar 2012 10:57:49 +0200 [thread overview]
Message-ID: <20120327085749.GE4276@phenom.ffwll.local> (raw)
In-Reply-To: <4F717CE3.4040206@suse.cz>
On Tue, Mar 27, 2012 at 10:40:03AM +0200, Jiri Slaby wrote:
> Hi,
>
> I'm getting spurious interrupts leading to disabling the interrupt:
> 42: 1916853 2471662 PCI-MSI-edge i915@pci:0000:00:02.0
>
> The message:
> irq 42: nobody cared (try booting with the "irqpoll" option)
> Pid: 20716, comm: virtuoso-t Not tainted 3.3.0-next-20120326_64+ #1673
>
> It is not new, but now I can reproduce it more-or-less reliably after an
> hour or so. It usually happens when playing a game using wine.
>
> Do you want me to dump some registers when IRQ_NONE is returned from the
> ISR? As this is MSI, nobody else can sit there.
Yeah, dumping some interrupt regs if the isr returns IRQ_NONE sounds good.
For a start just dump everything that the isr itself reads out or writes
back - I think we can ignore subordinate interrupt sources in i915 for now.
And please mind the guy with bad memory and tell us which chip you have
again?
Yours, Daniel
--
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48
next prev parent reply other threads:[~2012-03-27 8:57 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-27 8:40 i915_driver_irq_handler: irq 42: nobody cared Jiri Slaby
2012-03-27 8:42 ` Jiri Slaby
2012-03-30 9:59 ` Jiri Slaby
2012-03-30 10:45 ` Chris Wilson
2012-03-30 12:11 ` Jiri Slaby
2012-03-30 12:24 ` Chris Wilson
2012-04-06 21:31 ` i915_driver_irq_handler: irq 42: nobody cared [generic IRQ handling broken?] Jiri Slaby
2012-04-06 22:40 ` Thomas Gleixner
2012-04-09 17:12 ` Jesse Barnes
2012-04-09 17:52 ` Dave Airlie
2012-04-10 8:44 ` Jiri Slaby
2012-04-10 8:50 ` Daniel Vetter
2012-04-10 8:52 ` i915_driver_irq_handler: irq 42: nobody cared Jiri Slaby
2012-04-10 16:50 ` Marcin Slusarz
2012-04-09 17:11 ` Jesse Barnes
2012-04-10 8:47 ` Jiri Slaby
2012-04-10 8:58 ` Daniel Vetter
2012-04-10 9:48 ` Jiri Slaby
2012-04-10 16:26 ` Jesse Barnes
2012-04-10 16:26 ` Jesse Barnes
2012-04-10 18:11 ` Jiri Slaby
2012-04-10 18:34 ` Jesse Barnes
2012-04-10 19:52 ` Jiri Slaby
2012-04-10 20:32 ` Daniel Vetter
2012-04-10 20:34 ` Jesse Barnes
2012-04-10 20:34 ` Jesse Barnes
2012-04-11 10:40 ` Daniel Vetter
2012-05-03 19:56 ` Jiri Slaby
2012-05-03 21:15 ` Daniel Vetter
2012-05-03 21:15 ` Daniel Vetter
2012-05-03 21:16 ` Jiri Slaby
2012-05-03 21:54 ` Jesse Barnes
2012-05-03 23:15 ` Ben Widawsky
2012-05-03 23:15 ` Ben Widawsky
2012-04-11 6:29 ` Michel Dänzer
2012-04-11 6:29 ` Michel Dänzer
2012-04-11 16:03 ` Jesse Barnes
2012-03-27 8:57 ` Daniel Vetter [this message]
2012-03-27 10:54 ` Jiri Slaby
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