[Bug 913843] [NEW] Bluetooth Mouse Lag HP Pavilion DV4-2140us

[Joshua Muzyka]

Public bug reported:

Experiencing lag with Dell Bluetooth mouse on Pavilion DV4-2140us. The
output of lsusb is:

Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 174f:1107 Syntek 
Bus 005 Device 002: ID 03f0:231d Hewlett-Packard 

The output of cat /proc/interrupts is:

           CPU0       CPU1       
  0:     319513   12121691   IO-APIC-edge      timer
  1:          3      14250              IO-APIC-edge      i8042
  4:          1         73                  IO-APIC-edge      ene_ir
  7:          1          0                   IO-APIC-edge    
  8:          0          1                   IO-APIC-edge      rtc0
  9:         20        269               IO-APIC-fasteoi   acpi
 12:     331739        107        IO-APIC-edge      i8042
 16:      13699        521         IO-APIC-fasteoi   ohci_hcd:usb3, ohci_hcd:usb4, hda_intel
 17:          0        130              IO-APIC-fasteoi   ehci_hcd:usb1
 18:    7866142        955      IO-APIC-fasteoi   ohci_hcd:usb5, ohci_hcd:usb6, ath9k, fglrx[0]@PCI:1:5:0
 19:          1         45               IO-APIC-fasteoi   ehci_hcd:usb2, hda_intel
 23:          0          0                 IO-APIC-edge      lis3lv02d
 44:     151642       6525      PCI-MSI-edge      ahci
 45:          0          0                 PCI-MSI-edge      eth0
NMI:          0          0   Non-maskable interrupts
LOC:    9059981    1977917   Local timer interrupts
SPU:          0          0   Spurious interrupts
PMI:          0          0   Performance monitoring interrupts
IWI:          0          0   IRQ work interrupts
RES:    5392986    4983044   Rescheduling interrupts
CAL:      22491      18901   Function call interrupts
TLB:      13459      17786   TLB shootdowns
TRM:          0          0   Thermal event interrupts
THR:          0          0   Threshold APIC interrupts
MCE:          0          0   Machine check exceptions
MCP:        166        166   Machine check polls
ERR:          1
MIS:          0

** Affects: bluez (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/913843

Title:
  Bluetooth Mouse Lag HP Pavilion DV4-2140us

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