Re: USB mouse problems in (2.6.12-rc6)

[Vojtech Pavlik <vojtech@suse.cz>]

On Tue, Jun 21, 2005 at 04:49:19PM +1000, Nick Piggin wrote:

> I've had no response to this on lkml, so I'll cc a few
> random people and places.

I've seen this before, and it seems like an interrupt routing problem.

> The problem remains in 2.6.12-mm1.
> 
> Nick Piggin wrote:
> >Both 2.6.12-rc6 and rc6-mm1 make the mouse move around very strangely.
> >Very noticable lag and infrequent updates of the position.
> >
> >System is a dual PIII. Some more info below. Anyone got any ideas or
> >patches to try? Thanks.
> >
> >           CPU0       CPU1
> >  0:     356256     420442    IO-APIC-edge  timer
> >  1:        715       1563    IO-APIC-edge  i8042
> >  9:          0          0   IO-APIC-level  acpi
> > 14:       4555       2951    IO-APIC-edge  ide0
> > 15:         54          6    IO-APIC-edge  ide1
> > 17:        996        436   IO-APIC-level  SysKonnect SK-98xx
> > 18:        584       1071   IO-APIC-level  uhci_hcd:usb1, uhci_hcd:usb2
> >
> >0000:00:00.0 Host bridge: VIA Technologies, Inc. VT82C693A/694x [Apollo 
> >PRO133x] (rev c4)
> >0000:00:01.0 PCI bridge: VIA Technologies, Inc. VT82C598/694x [Apollo 
> >MVP3/Pro133x AGP]
> >0000:00:07.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super 
> >South] (rev 40)
> >0000:00:07.1 IDE interface: VIA Technologies, Inc. 
> >VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
> >0000:00:07.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 
> >1.1 Controller (rev 1a)
> >0000:00:07.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 
> >1.1 Controller (rev 1a)
> >0000:00:07.4 SMBus: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] 
> >(rev 40)0000:00:07.5 Multimedia audio controller: VIA Technologies, Inc. 
> >VT82C686 AC97 Audio Controller (rev 50)
> >0000:00:0a.0 Ethernet controller: National Semiconductor Corporation 
> >DP83815 (MacPhyter) Ethernet Controller
> >0000:00:0b.0 Ethernet controller: D-Link System Inc Gigabit Ethernet 
> >Adapter (rev 11)
> >0000:01:00.0 VGA compatible controller: nVidia Corporation NV5M64 [RIVA 
> >TNT2 Model 64/Model 64 Pro] (rev 15)
> >
> >
> Send instant messages to your online friends http://au.messenger.yahoo.com 
> 

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR
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