On Sat, 13 Sep 2014, Hans de Goede wrote: > And set this quirk for the Seagate Expansion Desk (0bc2:2312), as that one > seems to hang upon receiving an ATA_12 or ATA_16 command. > > https://bugzilla.kernel.org/show_bug.cgi?id=79511 > > Cc: stable@xxxxxxxxxxxxxxx # 3.16 > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> > --- a/drivers/usb/storage/usb.c > +++ b/drivers/usb/storage/usb.c > @@ -478,7 +478,8 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags) > US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE | > US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT | > US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 | > - US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE); > + US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE | > + US_FL_NO_ATA_1X); > > p = quirks; > while (*p) { > @@ -543,6 +544,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags) > case 's': > f |= US_FL_SINGLE_LUN; > break; > + case 't': > + f |= US_FL_NO_ATA_1X; > + break; > case 'u': > f |= US_FL_IGNORE_UAS; > break; You must not add an aditional value for a module parameter without documenting it in Documentation/kernel-parameters.txt. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html