[smartmontools-support] Seagate Backup external USB drive (ID 0bc2:ac30 Seagate RSS LLC BUP Slim)

[James]

Apr. 10, 2022 17:08:35 Nathan Stratton Treadway <nathanst at ontko.com>:

> On Sun, Apr 10, 2022 at 16:00:04 -0400, James wrote:
>> GRUB_CMDLINE_LINUX="iommu=soft audit=0 usb_storage.quirks=0bc2:ac30:"
>> I think it is using UAS but how do I know it is not using NO_ATA_1X?
>> It seems to work for smart
> 
> (You can confirm that UAS is being used with the "lsusb -t" command or
> looking at the kern.log messages.)
> 
> As far as I know there is still no way to directly verify the NO_ATA_1X
> flag status under UAS -- but if smartctl works on the drive while the
> UAS driver is in use, then NO_ATA_1X must have been successfully
> disabled...
What potential bugs could I hit if I leave UAS enabled with NO_ATA_1X disabled?