Bug#628080: xserver-xorg-video-radeon: Low performance after a period of inactivity

[Michel Dänzer]

On Mit, 2011-09-14 at 10:33 +0200, dayer wrote: 
> Package: xserver-xorg-video-radeon
> Version: 1:6.14.2-1
> Followup-For: Bug #628080
> 
> With "irqpoll" at boot the problem is still being.
> "dmesg" prints this:
> 
> [ 1077.872450] irq 16: nobody cared (try booting with the "irqpoll" option)

Do these messages also appear if you boot with irqpoll? Are you sure it
takes effect?

> [ 1077.872667] handlers:
> [ 1077.872723] [<ffffffffa02895c9>] radeon_driver_irq_handler_kms
> [ 1077.872729] Disabling IRQ #16
> [ 1300.396474] irq 17: nobody cared (try booting with the "irqpoll" option)

[...]

> [ 1300.396536] handlers:
> [ 1300.396559] [<ffffffffa0004a84>] skge_intr
> [ 1300.396561] Disabling IRQ #17

Since several IRQs are affected, I suspect this is a fundamental problem
in the kernel/BIOS rather than in any driver.


-- 
Earthling Michel Dänzer           |                   http://www.amd.com
Libre software enthusiast         |          Debian, X and DRI developer