5.15-stable review patch. If anyone has any objections, please let me know.
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From: Leo Yan leo.yan@arm.com
[ Upstream commit cb300e3515057fb555983ce47e8acc86a5c69c3c ]
For remote accesses, the data source packet does not contain information about the memory level. To avoid misinformation, set the memory level to NA (Not Available).
Fixes: 4e6430cbb1a9f1dc ("perf arm-spe: Use SPE data source for neoverse cores") Reviewed-by: James Clark james.clark@linaro.org Signed-off-by: Leo Yan leo.yan@arm.com Cc: Adrian Hunter adrian.hunter@intel.com Cc: Alexander Shishkin alexander.shishkin@linux.intel.com Cc: Ali Saidi alisaidi@amazon.com Cc: German Gomez german.gomez@arm.com Cc: Ian Rogers irogers@google.com Cc: Jiri Olsa jolsa@kernel.org Cc: Mark Rutland mark.rutland@arm.com Cc: Namhyung Kim namhyung@kernel.org Cc: Will Deacon will@kernel.org Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/perf/util/arm-spe.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c index 68445c1e1db3b..98d6cfadb1130 100644 --- a/tools/perf/util/arm-spe.c +++ b/tools/perf/util/arm-spe.c @@ -382,8 +382,8 @@ static void arm_spe__synth_data_source_common(const struct arm_spe_record *recor * socket */ case ARM_SPE_COMMON_DS_REMOTE: - data_src->mem_lvl = PERF_MEM_LVL_REM_CCE1; - data_src->mem_lvl_num = PERF_MEM_LVLNUM_ANY_CACHE; + data_src->mem_lvl = PERF_MEM_LVL_NA; + data_src->mem_lvl_num = PERF_MEM_LVLNUM_NA; data_src->mem_remote = PERF_MEM_REMOTE_REMOTE; data_src->mem_snoopx = PERF_MEM_SNOOPX_PEER; break;