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| author | Madhavan Srinivasan <maddy@linux.ibm.com> | 2022-01-27 12:50:10 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-03-01 23:40:36 +1100 |
| commit | 9ee241f1b1447c7e8ca90902ab1888aa9e7a3c00 (patch) | |
| tree | ca9979653fcf1bbde1029c9a71e6355d66c26210 /lib/mpi/mpi-add.c | |
| parent | ac575b2606bf99a0d01a054196e24e1ad82c194d (diff) | |
selftests/powerpc/pmu/: Add interface test for mmcr2_fcs_fch fields
The testcases uses cycles event to verify the freeze counter settings in
Monitor Mode Control Register 2 (MMCR2). Event modifier (exclude_kernel)
setting is used for the event attribute to check the FCxS and FCxH (
Freeze counter in privileged and hypervisor state ) settings via perf
interface.
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
[mpe: Add error checking, check MSR for MSR_HV, drop GET_MMCR_FIELD, add to .gitignore]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220127072012.662451-19-kjain@linux.ibm.com
Diffstat (limited to 'lib/mpi/mpi-add.c')
0 files changed, 0 insertions, 0 deletions