usb/93408: [mouse] hw.acpi.cpu.cx_lowest=C3 on AMD Turion causes choppy mouse or system freeze when it is installed on flash disk

[mav at FreeBSD.org]

Synopsis: [mouse] hw.acpi.cpu.cx_lowest=C3 on AMD Turion causes choppy mouse or system freeze when it is installed on flash disk

State-Changed-From-To: open->closed
State-Changed-By: mav
State-Changed-When: Thu Jul 16 17:19:29 UTC 2009
State-Changed-Why: 
APIC timer used by most SMP systems stops during C3 state.
8-CURRENT allows you to switch back to old chipset timers
by setting `hint.apic.0.clock=0` to avoid this problem.

http://www.freebsd.org/cgi/query-pr.cgi?pr=93408