I've had no response to this on lkml, so I'll cc a few random people and places.
The problem remains in 2.6.12-mm1. Nick Piggin wrote:
Send instant messages to your online friends http://au.messenger.yahoo.comBoth 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:usb20000:00:00.0 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)
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