linux-kernel - [PATCH v1 20/22] perf test stat: Update shadow test to use metrics

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Message-ID: <20251024175857.808401-21-irogers@google.com>
Date: Fri, 24 Oct 2025 10:58:55 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	James Clark <james.clark@...aro.org>, Xu Yang <xu.yang_2@....com>, 
	Chun-Tse Shao <ctshao@...gle.com>, Thomas Richter <tmricht@...ux.ibm.com>, 
	Sumanth Korikkar <sumanthk@...ux.ibm.com>, Collin Funk <collin.funk1@...il.com>, 
	Thomas Falcon <thomas.falcon@...el.com>, Howard Chu <howardchu95@...il.com>, 
	Dapeng Mi <dapeng1.mi@...ux.intel.com>, Levi Yun <yeoreum.yun@....com>, 
	Yang Li <yang.lee@...ux.alibaba.com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org
Subject: [PATCH v1 20/22] perf test stat: Update shadow test to use metrics

Previously '-e cycles,instructions' would implicitly create an IPC
metric. This now has to be explicit with '-M insn_per_cycle'.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/tests/shell/stat+shadow_stat.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/tests/shell/stat+shadow_stat.sh b/tools/perf/tests/shell/stat+shadow_stat.sh
index 8824f445d343..cabbbf17c662 100755
--- a/tools/perf/tests/shell/stat+shadow_stat.sh
+++ b/tools/perf/tests/shell/stat+shadow_stat.sh
@@ -14,7 +14,7 @@ perf stat -a -e cycles sleep 1 2>&1 | grep -e cpu_core && exit 2
 
 test_global_aggr()
 {
-	perf stat -a --no-big-num -e cycles,instructions sleep 1  2>&1 | \
+	perf stat -a --no-big-num -M insn_per_cycle sleep 1  2>&1 | \
 	grep -e cycles -e instructions | \
 	while read num evt _ ipc rest
 	do
@@ -53,7 +53,7 @@ test_global_aggr()
 
 test_no_aggr()
 {
-	perf stat -a -A --no-big-num -e cycles,instructions sleep 1  2>&1 | \
+	perf stat -a -A --no-big-num -M insn_per_cycle sleep 1  2>&1 | \
 	grep ^CPU | \
 	while read cpu num evt _ ipc rest
 	do
-- 
2.51.1.821.gb6fe4d2222-goog