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== Comment: #0 - Philippe Bergheaud  - 2018-04-09 09:15:22 ==
---Problem Description---
PCI and CAPI Tunneled operations for POWER9 do not operate
---uname output---
Linux zzfp088p01 4.16.0-rc7-00062-g0b41260-dirty #5 SMP Wed Apr 4 14:48:53 CEST 
2018 ppc64le ppc64le ppc64le GNU/Linux
---Additional Hardware Info---
POWER9 + CAPI card with MemCpy 2.0 Directed Mode AFU for PSL9 

Machine Type = power9 ppc64le 
A debugger is not configured
---Steps to Reproduce---
 AFU sends as_notify message ; host thread does not wake up
Stack trace output:
Oops output:
System Dump Info:
  The system is not configured to capture a system dump.

== Comment: #1 - Philippe Bergheaud  - 2018-04-09 09:20:35 ==
The following mainline linux patches solve the issue: powerpc/powernv:
Enable tunneled operations cxl: read PHB
indications from the device tree

** Affects: linux (Ubuntu)
     Importance: Undecided
     Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage)
         Status: New

** Tags: architecture-ppc64le bugnameltc-166553 severity-medium 
Enable Tunneled Operations on POWER9
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