selftests/powerpc/pmu/: Add interface test for mmcr2_l2l3 field

Browse source

The testcases uses event code 0x010000046080 to verify the l2l3 bit
setting for Monitor Mode Control Register 2 (MMCR2). check if this bit
is set correctly via perf interface in ISA v3.1 platform.

Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
[mpe: Add error checking, drop GET_MMCR_FIELD, add to .gitignore]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220127072012.662451-18-kjain@linux.ibm.com

...

This commit is contained in:

Madhavan Srinivasan 2022-01-27 12:50:09 +05:30 • committed by Michael Ellerman

parent 2becea3b6a

commit ac575b2606

3 changed files with 76 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

1

tools/testing/selftests/powerpc/pmu/sampling_tests/.gitignore vendored

View file

2

tools/testing/selftests/powerpc/pmu/sampling_tests/Makefile

View file

74

tools/testing/selftests/powerpc/pmu/sampling_tests/mmcr2_l2l3_test.c

View file