Message ID | 1511327739-21688-1-git-send-email-maddy@linux.vnet.ibm.com (mailing list archive) |
---|---|
State | Accepted |
Commit | de34787f1096cce38e2590be0013b44418d14546 |
Headers | show |
Series | [1/2] powerpc/perf: Fix pmu_count to count only nest imc pmus | expand |
On Wed, 2017-11-22 at 05:15:38 UTC, Madhavan Srinivasan wrote: > "pmu_count" in opal_imc_counters_probe() is intended to hold > the number of successful nest imc pmu registerations. But > current code also counts other imc units like core_imc and > thread_imc. Patch add a check to count only nest imc pmus. > > Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com> Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/de34787f1096cce38e2590be0013b4 cheers
diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c index 21f6531fae20..b150f4deaccf 100644 --- a/arch/powerpc/platforms/powernv/opal-imc.c +++ b/arch/powerpc/platforms/powernv/opal-imc.c @@ -191,8 +191,10 @@ static int opal_imc_counters_probe(struct platform_device *pdev) break; } - if (!imc_pmu_create(imc_dev, pmu_count, domain)) - pmu_count++; + if (!imc_pmu_create(imc_dev, pmu_count, domain)) { + if (domain == IMC_DOMAIN_NEST) + pmu_count++; + } } return 0;
"pmu_count" in opal_imc_counters_probe() is intended to hold the number of successful nest imc pmu registerations. But current code also counts other imc units like core_imc and thread_imc. Patch add a check to count only nest imc pmus. Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com> --- arch/powerpc/platforms/powernv/opal-imc.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)