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[bmhm <555408@xxxxxxxxxxxxxxxxxx>]

** Summary changed:

- Shotwell makes USB mouse flaky
+ Shotwell makes USB mouse jumpy/jerky

** Description changed:

  Binary package hint: shotwell
  
  Shotwell makes USB mouse flaky. Apparently it does some form of USB
  polling.
+ 
+ Sympton: After starting shotwell, the mouse cursor stops moving for
+ about one second, then can be used for another second. Then it stops
+ again for a second and can be moved again for about one second. etc.
  
  [ 3824.324968] usb 1-4.3: USB disconnect, address 120
  [ 3824.532107] usb 1-4.3: new low speed USB device using ehci_hcd and address 121
  [ 3824.629588] usb 1-4.3: configuration #1 chosen from 1 choice
  [ 3824.634145] input: Mitsumi Electric Apple Optical USB Mouse as /devices/pci0000:00/0000:00:1d.7/usb1/1-4/1-4.3/1-4.3:1.0/input/input122
  [ 3824.634260] apple 0003:05AC:0304.0077: input,hidraw3: USB HID v1.10 Mouse [Mitsumi Electric Apple Optical USB Mouse] on usb-0000:00:1d.7-4.3/input0
  [ 3825.604935] usb 1-4.3: USB disconnect, address 121
  [ 3825.808189] usb 1-4.3: new low speed USB device using ehci_hcd and address 122
  [ 3825.906054] usb 1-4.3: configuration #1 chosen from 1 choice
  [ 3825.908963] input: Mitsumi Electric Apple Optical USB Mouse as /devices/pci0000:00/0000:00:1d.7/usb1/1-4/1-4.3/1-4.3:1.0/input/input123
  [ 3825.909080] apple 0003:05AC:0304.0078: input,hidraw3: USB HID v1.10 Mouse [Mitsumi Electric Apple Optical USB Mouse] on usb-0000:00:1d.7-4.3/input0
  [ 3826.884900] usb 1-4.3: USB disconnect, address 122
  [ 3827.088163] usb 1-4.3: new low speed USB device using ehci_hcd and address 123
  [ 3827.186019] usb 1-4.3: configuration #1 chosen from 1 choice
  [ 3827.190038] input: Mitsumi Electric Apple Optical USB Mouse as /devices/pci0000:00/0000:00:1d.7/usb1/1-4/1-4.3/1-4.3:1.0/input/input124
  [ 3827.190153] apple 0003:05AC:0304.0079: input,hidraw3: USB HID v1.10 Mouse [Mitsumi Electric Apple Optical USB Mouse] on usb-0000:00:1d.7-4.3/input0

** Tags added: desktop mouse showstopper usb

** Also affects: libusb
   Importance: Undecided
       Status: New

-- 
Shotwell makes USB mouse jumpy/jerky
https://bugs.launchpad.net/bugs/555408
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