You can reload psmouse module after a wake-up in order to resolve the problem. It's just a work around but it could really be helpfull...
$ sudo rmmod psmouse && sudo modprobe psmouse -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. https://bugs.launchpad.net/bugs/373690 Title: Synaptic touchpad very slow after suspend/resume To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-driver-synaptics/+bug/373690/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
