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From: Jiri Slaby <jslaby@suse.cz>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Chris Wilson <chris@chris-wilson.co.uk>,
	Jiri Slaby <jirislaby@gmail.com>,
	Keith Packard <keithp@keithp.com>,
	dri-devel@lists.freedesktop.org,
	LKML <linux-kernel@vger.kernel.org>,
	daniel@ffwll.ch
Subject: Re: i915_driver_irq_handler: irq 42: nobody cared [generic IRQ handling broken?]
Date: Tue, 10 Apr 2012 10:44:19 +0200	[thread overview]
Message-ID: <4F83F2E3.6010703@suse.cz> (raw)
In-Reply-To: <alpine.LFD.2.02.1204062343050.2542@ionos>

On 04/07/2012 12:40 AM, Thomas Gleixner wrote:
> On Fri, 6 Apr 2012, Jiri Slaby wrote:
>> It very looks like the generic IRQ handling code is broken. Like it
>> frees/corrupts irq_desc and ...
> 
> OMG, your problem analyzing skills are amazing.

Hehe, no I did *no* analysis. I stand here as a bug reporter.

> What the heck makes you assume that the irq core code is broken?  Core
> code, which works on a gazillion of machines and different device
> drivers and does not corrupt anything except that i915 thingy?

Note that this is a -next regression. And i915 graphics used. This
definitely doesn't run on a gazillion of machines.

> If you're still convinced that the irq core is messing with your
> device string,

Nope, thanks for the input.

-- 
js
suse labs

  parent reply	other threads:[~2012-04-10  8:44 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 [this message]
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
2012-03-27 10:54   ` Jiri Slaby

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