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selftests/powerpc/pmu/: Add interface test for mmcr2_l2l3 field
authorMadhavan Srinivasan <maddy@linux.ibm.com>
Thu, 27 Jan 2022 07:20:09 +0000 (12:50 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 1 Mar 2022 12:40:26 +0000 (23:40 +1100)
commit0805c34cb07a27602d8bebb07dedc03116ae99e0
treea24b58bcb1e1ff1cd8b38dbf5f3e1a0164d59f4atree | snapshot
parentf899f09da2214d7a7d1920ecd4488f3a87682691commit | diff
selftests/powerpc/pmu/: Add interface test for mmcr2_l2l3 field

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
tools/testing/selftests/powerpc/pmu/sampling_tests/.gitignore diff | blob | history
tools/testing/selftests/powerpc/pmu/sampling_tests/Makefile diff | blob | history
tools/testing/selftests/powerpc/pmu/sampling_tests/mmcr2_l2l3_test.c [new file with mode: 0644] blob
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