Ravi Bangoria c65c64cc7b powerpc/selftests/perf-hwbreak: Add testcases for 2nd DAWR ...

Extend perf-hwbreak.c selftest to test multiple DAWRs. Also add
testcase for testing 512 byte boundary removal.

Sample o/p:
  # ./perf-hwbreak
  ...
  TESTED: Process specific, Two events, diff addr
  TESTED: Process specific, Two events, same addr
  TESTED: Process specific, Two events, diff addr, one is RO, other is WO
  TESTED: Process specific, Two events, same addr, one is RO, other is WO
  TESTED: Systemwide, Two events, diff addr
  TESTED: Systemwide, Two events, same addr
  TESTED: Systemwide, Two events, diff addr, one is RO, other is WO
  TESTED: Systemwide, Two events, same addr, one is RO, other is WO
  TESTED: Process specific, 512 bytes, unaligned
  success: perf_hwbreak

Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210412112218.128183-4-ravi.bangoria@linux.ibm.com

2021-04-23 01:38:03 +10:00

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