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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>, Ian Rogers <irogers@google.com>,
	Athira Jajeev <atrajeev@linux.vnet.ibm.com>,
	Nageswara R Sastry <rnsastry@linux.ibm.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
	Jiri Olsa <jolsa@kernel.org>, Kajol Jain <kjain@linux.ibm.com>,
	Disha Goel <disgoel@linux.vnet.ibm.com>,
	linuxppc-dev@lists.ozlabs.org
Subject: [PATCH 5.17 129/158] perf test: Fix "all PMU test" to skip hv_24x7/hv_gpci tests on powerpc
Date: Mon, 23 May 2022 19:04:46 +0200	[thread overview]
Message-ID: <20220523165851.912540965@linuxfoundation.org> (raw)
In-Reply-To: <20220523165830.581652127@linuxfoundation.org>

From: Athira Rajeev <atrajeev@linux.vnet.ibm.com>

[ Upstream commit 451ed8058c69a3fee29fa9e2967a4e22a221fe75 ]

"perf all PMU test" picks the input events from "perf list --raw-dump
pmu" list and runs "perf stat -e" for each of the event in the list. In
case of powerpc, the PowerVM environment supports events from hv_24x7
and hv_gpci PMU which is of example format like below:

- hv_24x7/CPM_ADJUNCT_INST,domain=?,core=?/
- hv_gpci/event,partition_id=?/

The value for "?" needs to be filled in depending on system and
respective event. CPM_ADJUNCT_INST needs have core value and domain
value. hv_gpci event needs partition_id.  Similarly, there are other
events for hv_24x7 and hv_gpci having "?" in event format. Hence skip
these events on powerpc platform since values like partition_id, domain
is specific to system and event.

Fixes: 3d5ac9effcc640d5 ("perf test: Workload test of all PMUs")
Signed-off-by: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Disha Goel <disgoel@linux.vnet.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nageswara R Sastry <rnsastry@linux.ibm.com>
Link: https://lore.kernel.org/r/20220520101236.17249-1-atrajeev@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 tools/perf/tests/shell/stat_all_pmu.sh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tools/perf/tests/shell/stat_all_pmu.sh b/tools/perf/tests/shell/stat_all_pmu.sh
index b30dba455f36..9c9ef33e0b3c 100755
--- a/tools/perf/tests/shell/stat_all_pmu.sh
+++ b/tools/perf/tests/shell/stat_all_pmu.sh
@@ -5,6 +5,16 @@
 set -e
 
 for p in $(perf list --raw-dump pmu); do
+  # In powerpc, skip the events for hv_24x7 and hv_gpci.
+  # These events needs input values to be filled in for
+  # core, chip, partition id based on system.
+  # Example: hv_24x7/CPM_ADJUNCT_INST,domain=?,core=?/
+  # hv_gpci/event,partition_id=?/
+  # Hence skip these events for ppc.
+  if echo "$p" |grep -Eq 'hv_24x7|hv_gpci' ; then
+    echo "Skipping: Event '$p' in powerpc"
+    continue
+  fi
   echo "Testing $p"
   result=$(perf stat -e "$p" true 2>&1)
   if ! echo "$result" | grep -q "$p" && ! echo "$result" | grep -q "<not supported>" ; then
-- 
2.35.1




       reply	other threads:[~2022-05-23 17:30 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220523165830.581652127@linuxfoundation.org>
2022-05-23 17:04 ` Greg Kroah-Hartman [this message]
2022-05-23 17:04 ` [PATCH 5.17 132/158] perf test bpf: Skip test if clang is not present Greg Kroah-Hartman

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