diff options
| author | Madhavan Srinivasan <maddy@linux.vnet.ibm.com> | 2017-02-12 22:33:15 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-21 17:21:38 +0200 |
| commit | 62a3af1f1bc0338d642992f8e2d8601221cbf02e (patch) | |
| tree | aeb8cbaa6cb827ec89992c0a662dbac0f748a1ba /arch/powerpc/perf/power9-pmu.c | |
| parent | d4bda742831e0ee5f1d313cf915fa467f346f3b0 (diff) | |
powerpc/perf: Add restrictions to PMC5 in power9 DD1
[ Upstream commit 8d911904f3ce412b20874a9c95f82009dcbb007c ]
PMC5 on POWER9 DD1 may not provide right counts in all
sampling scenarios, hence use PM_INST_DISP event instead
in PMC2 or PMC3 in preference.
Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc/perf/power9-pmu.c')
| -rw-r--r-- | arch/powerpc/perf/power9-pmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c index 8e9a81967ff8..9abcd8f65504 100644 --- a/arch/powerpc/perf/power9-pmu.c +++ b/arch/powerpc/perf/power9-pmu.c @@ -295,7 +295,7 @@ static struct power_pmu power9_pmu = { .name = "POWER9", .n_counter = MAX_PMU_COUNTERS, .add_fields = ISA207_ADD_FIELDS, - .test_adder = ISA207_TEST_ADDER, + .test_adder = P9_DD1_TEST_ADDER, .compute_mmcr = isa207_compute_mmcr, .config_bhrb = power9_config_bhrb, .bhrb_filter_map = power9_bhrb_filter_map, |