i have got the same problem, no fixes with GRUB arguments work.

I made a temporary fix for me, maybe you could try that. It involves
editing kernel-source code.

1) download kernel source, i took 3.0.0, and unpack
2) edit file: sudo gedit drivers/input/mouse/psmouse-base.c
3) look for
static int psmouse_handle_byte(struct psmouse *psmouse)

you have to comment out some lines, my psmouse_handle_byte function is:

static int psmouse_handle_byte(struct psmouse *psmouse)
{
        psmouse_ret_t rc = psmouse->protocol_handler(psmouse);

        switch (rc) {
        case PSMOUSE_BAD_DATA:
/*              if (psmouse->state == PSMOUSE_ACTIVATED) {
*                       printk(KERN_WARNING "psmouse.c: %s at %s lost sync at 
byte %d\n",
*                               psmouse->name, psmouse->phys, psmouse->pktcnt);
*                       if (++psmouse->out_of_sync_cnt == psmouse->resetafter) {
*                               __psmouse_set_state(psmouse, PSMOUSE_IGNORE);
*                               printk(KERN_NOTICE "psmouse.c: issuing 
reconnect request\n");
*                               serio_reconnect(psmouse->ps2dev.serio);
*                               return -1;
*                       }
*               }
*/              psmouse->pktcnt = 0;
                break;

        case PSMOUSE_FULL_PACKET:
                psmouse->pktcnt = 0;
                if (psmouse->out_of_sync_cnt) {
                        psmouse->out_of_sync_cnt = 0;
                        printk(KERN_NOTICE "psmouse.c: %s at %s - driver 
resynched.\n",
                                psmouse->name, psmouse->phys);
                }
                break;

        case PSMOUSE_GOOD_DATA:
                break;
        }
        return 0;
}


no more freezes, BUT I don't know what the consequences are, now it does not 
resync anymore.

Please backup the file before editing.

Then compile your kernel

regards

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https://bugs.launchpad.net/bugs/773433

Title:
  [ThinkPad Edge 11] Touchpad+trackpoint freezes for several seconds
  every 1-5 minutes

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