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selftests/powerpc: Add test for real address error handling

Add test for real address or control memory address access error handling, using NX-GZIP engine. The error is injected by accessing the control memory address using illegal instruction, on successful handling the process attempting to access control memory address using illegal instruction receives SIGBUS. Signed-off-by: Ganesh Goudar <ganeshgr@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20220107141428.67862-2-ganeshgr@linux.ibm.com

Author Ganesh Goudar Committer Michael Ellerman Date Commit Parent 0f54bdde
+75 -1
4 changed files
Unified Split
+75 -1
4 changed files