On Mon, 13 Dec 2010, Jon 'maddog' Hall wrote: > Alan and Sarah, > > Tonight I received a Transcend USB 3,0 ExpressCard Adapter. > > I booted the 2.6.37-rc5-git3 kernel I built, plugged the ExpressCard > Adapter into my W510, and the USB2.0 Flash memory stick into one of the > slots of the ExpressCard Adapter. > > The Transcend USB 3.0 ports work exactly the same as the native W510 USB > 3.0 ports: > > o the flash drive is mounted and accessable > o I click on "remove the drive safely" and the USB 2.0 flash stick > unmounts, but continues to flicker > o I pull it out and plug it back in and NADA...the port seems to be > dead. > o I put the flash into the other USB 3.0 port and that one is alive, > mounts the stick > o I unmount it (it flickers), I pull it out and put it back again, and > the port is "dead"....I move it back to the first port and that port is > alive again > > So the Transcend USB 3.0 ExpressCard Adapter is having exactly the same > characteristics as the built-in controller. > > The "dead/non-dead" is also exhibited with other devices, not just the > flash. Sarah, you may be able to duplicate this behavior on your own machine. All you have to do is unmount the flash drive and then write anything to the "remove" attribute in the sysfs directory for the drive's USB device. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
