This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
bionic' to 'verification-done-bionic'. If the problem still exists,
change the tag 'verification-needed-bionic' to 'verification-failed-

If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.

See for documentation how
to enable and use -proposed. Thank you!

** Tags added: verification-needed-bionic

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  SRU: Fix kernel xhci hang when resume from S3

Status in linux package in Ubuntu:

Bug description:
  On some thinkpad laptops, Realtek USB3.0 Card Reader [0bda:0328] reports 
wrong port status on
  Cannon lake PCH USB3.1 xHCI [8086:a36d] after resume from S3, then kernel 

  Restrict the USB2 resume status check in USB2 roothub to fix hang issue.

  [Test Case]
  Suspend/resume 30 times OK.

  [Regression Potential]
  Low, upstream fix cherry-picked.

  These 2 patches are already Cc:, cosmic and
  future kernel will get these 2 patches.

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