This is a note to let you know that I've just added the patch titled uas: Always apply US_FL_NO_ATA_1X quirk to Seagate devices to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: uas-always-apply-us_fl_no_ata_1x-quirk-to-seagate-devices.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 7fee72d5e8f1e7b8d8212e28291b1a0243ecf2f1 Mon Sep 17 00:00:00 2001 From: Hans de Goede <hdegoede@xxxxxxxxxx> Date: Tue, 14 Nov 2017 19:27:22 +0100 Subject: uas: Always apply US_FL_NO_ATA_1X quirk to Seagate devices From: Hans de Goede <hdegoede@xxxxxxxxxx> commit 7fee72d5e8f1e7b8d8212e28291b1a0243ecf2f1 upstream. We've been adding this as a quirk on a per device basis hoping that newer disk enclosures would do better, but that has not happened, so simply apply this quirk to all Seagate devices. Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/storage/uas-detect.h | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/usb/storage/uas-detect.h +++ b/drivers/usb/storage/uas-detect.h @@ -111,6 +111,10 @@ static int uas_use_uas_driver(struct usb } } + /* All Seagate disk enclosures have broken ATA pass-through support */ + if (le16_to_cpu(udev->descriptor.idVendor) == 0x0bc2) + flags |= US_FL_NO_ATA_1X; + usb_stor_adjust_quirks(udev, &flags); if (flags & US_FL_IGNORE_UAS) { Patches currently in stable-queue which might be from hdegoede@xxxxxxxxxx are queue-4.4/uas-always-apply-us_fl_no_ata_1x-quirk-to-seagate-devices.patch