[PATCH V4 2/7] perf,tools: read msr pmu type from header.

[Kan Liang]

From: Kan Liang <kan.liang@xxxxxxxxx>

Get msr pmu type when processing pmu_mappings

Signed-off-by: Kan Liang <kan.liang@xxxxxxxxx>
---
 tools/perf/util/header.c | 3 +++
 tools/perf/util/header.h | 1 +
 2 files changed, 4 insertions(+)

diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 0a06fb8..b7158c5 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1786,6 +1786,9 @@ static int process_pmu_mappings(struct perf_file_section *section __maybe_unused
 		/* include a NULL character at the end */
 		strbuf_add(&sb, "", 1);
 
+		if (!strcmp(name, "msr"))
+			ph->env.msr_pmu_type = type;
+
 		free(name);
 		pmu_num--;
 	}
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 233c24d..9d022ec 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -96,6 +96,7 @@ struct perf_session_env {
 	char			*sibling_threads;
 	char			*numa_nodes;
 	char			*pmu_mappings;
+	unsigned int		msr_pmu_type;
 };
 
 struct perf_header {
-- 
1.8.3.1

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