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[Luis Henriques <luis.henriques@xxxxxxxxxxxxx>]

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-
vivid' to 'verification-done-vivid'.

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 https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: verification-needed-vivid

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https://bugs.launchpad.net/bugs/1529666

Title:
  Random NX requests failed under heavy load testing

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Vivid:
  Fix Committed
Status in linux source package in Wily:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  == Comment: #0 - Haren Myneni <hbabu@xxxxxxxxxx> - 2015-12-23 19:27:08
  ==

  ---Problem Description---
  Under heavy load, some NX requests failed with "Invalid ICSWX return code". NX hardware sets return first bit to XER[S0] which is not handled in the driver.
   
  Contact Information = hbabu@xxxxxxxxxx 
   
  ---uname output---
  Ubuntu 15.10 kernel
   
  Machine Type = P8 system 
   
  ---Steps to Reproduce---
   Happens randomly under NX heavy load testing. 

  == Comment: #1 - Haren Myneni <hbabu@xxxxxxxxxx> - 2015-12-23 19:28:07 ==
  Fix is accepted in maintainers tree 

  https://git.kernel.org/cgit/linux/kernel/git/herbert/cryptodev-2.6.git/commit/?id=6333ed8f26cf77311088d2e2b7cf16d8480bcbb2

  Customers can see failures with NX compression with this bug.

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