** Description changed:

  SRU Justification:
  
  [Impact]
  
  * The following patches removed an exported symbol that will cause
  potential disruption and breakage for customers
  
   modules: inherit TAINT_PROPRIETARY_MODULE
   modules: return licensing information from find_symbol
   modules: rename the licence field in struct symsearch to license
   modules: unexport __module_address
   modules: unexport __module_text_address
   modules: mark each_symbol_section static
   modules: mark find_symbol static
   modules: mark ref_module static
  
  [Fix]
  
  * Temporarily revert as SAUCE patches to allow customers time to make
  necessary changes to support eventual patch changes.
  
  [Test Plan]
  
- * none
+ * Check symbols on running kernel
+  sudo grep -e ' ref_module' -e ' find_symbol' -e ' each_symbol_section$' -e ' 
__module_address' -e ' __module_text_address' /proc/kallsyms
+ 
+ * Check symbols on all installed kernels
+  sudo grep -e ' ref_module' -e ' find_symbol' -e ' each_symbol_section$' -e ' 
__module_address' -e ' __module_text_address' /boot/System.map-*
  
  [Where problems could occur]
  
  * The new functionality provided by patches will be removed, since we
  aren't removing existing functionality the risk should be low.

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https://bugs.launchpad.net/bugs/1932065

Title:
  Upstream v5.9 introduced 'module' patches that removed exported
  symbols

Status in linux package in Ubuntu:
  New
Status in linux source package in Bionic:
  Fix Committed
Status in linux source package in Focal:
  Fix Released
Status in linux source package in Groovy:
  Fix Committed

Bug description:
  SRU Justification:

  [Impact]

  * The following patches removed an exported symbol that will cause
  potential disruption and breakage for customers

   modules: inherit TAINT_PROPRIETARY_MODULE
   modules: return licensing information from find_symbol
   modules: rename the licence field in struct symsearch to license
   modules: unexport __module_address
   modules: unexport __module_text_address
   modules: mark each_symbol_section static
   modules: mark find_symbol static
   modules: mark ref_module static

  [Fix]

  * Temporarily revert as SAUCE patches to allow customers time to make
  necessary changes to support eventual patch changes.

  [Test Plan]

  * Check symbols on running kernel
   sudo grep -e ' ref_module' -e ' find_symbol' -e ' each_symbol_section$' -e ' 
__module_address' -e ' __module_text_address' /proc/kallsyms

  * Check symbols on all installed kernels
   sudo grep -e ' ref_module' -e ' find_symbol' -e ' each_symbol_section$' -e ' 
__module_address' -e ' __module_text_address' /boot/System.map-*

  [Where problems could occur]

  * The new functionality provided by patches will be removed, since we
  aren't removing existing functionality the risk should be low.

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