If the name of the mouse device starts with "/dev/ums", try to load the ums module, and allow for up to five attempts to open the device, with two-second pauses in between, to allow time for USB controllers and devices to probe and attach.  My Gigabyte P4 Titan 848P motherboard has a total of 15 ports on four hubs hanging off four controllers, and needs at least half of that ten-second allowance to get ready.
If the name of the mouse device starts with "/dev/ums", try to load the
ums module, and allow for up to five attempts to open the device, with
two-second pauses in between, to allow time for USB controllers and
devices to probe and attach.  My Gigabyte P4 Titan 848P motherboard has
a total of 15 ports on four hubs hanging off four controllers, and needs
at least half of that ten-second allowance to get ready.

MFC after:	7 days

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