[RFC PATCH 3/5] kselftests/resctrl: remove unnecessary exclude_idle

Shaopeng Tan tan.shaopeng at fujitsu.com
Thu Jan 22 20:40:29 PST 2026


The Linux manual states regarding exclude_idle: "While you can currently
enable this for any event type, it is ignored for all but software events."
Also, it appears exclude_idle is not supported on Arm.
Therefore, remove it.

Signed-off-by: Shaopeng Tan <tan.shaopeng at fujitsu.com>
---
 tools/testing/selftests/resctrl/cache.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index 1ff1104e6575..9a4a6c52b14c 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -13,7 +13,6 @@ void perf_event_attr_initialize(struct perf_event_attr *pea, __u64 config)
 	pea->read_format = PERF_FORMAT_GROUP;
 	pea->exclude_kernel = 1;
 	pea->exclude_hv = 1;
-	pea->exclude_idle = 1;
 	pea->exclude_callchain_kernel = 1;
 	pea->inherit = 1;
 	pea->exclude_guest = 1;
-- 
2.47.3




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