From: Ian Rogers <irogers@google.com>
Date: Tue, 2 Jun 2026 15:25:05 +0000 (-0700)
Subject: perf sample-raw: Use perf_env e_machine rather than arch
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=d08cb3fb0fbbb759c2e10747fec099290f2108ad;p=thirdparty%2Fkernel%2Flinux.git

perf sample-raw: Use perf_env e_machine rather than arch

Use the e_machine rather than the arch to determine S390 and x86 types.

Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Honglei Wang <jameshongleiwang@126.com>
Cc: Jan Polensky <japo@linux.ibm.com>
Cc: Sumanth Korikkar <sumanthk@linux.ibm.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

diff --git a/tools/perf/util/sample-raw.c b/tools/perf/util/sample-raw.c
index bcf442574d6eb..e20b73c0c5bd7 100644
--- a/tools/perf/util/sample-raw.c
+++ b/tools/perf/util/sample-raw.c
@@ -1,11 +1,12 @@
 /* SPDX-License-Identifier: GPL-2.0 */
+#include "sample-raw.h"
 
-#include <string.h>
+#include <elf.h>
 #include <linux/string.h>
-#include "evlist.h"
+
 #include "env.h"
+#include "evlist.h"
 #include "header.h"
-#include "sample-raw.h"
 #include "session.h"
 
 /*
@@ -14,14 +15,14 @@
  */
 void evlist__init_trace_event_sample_raw(struct evlist *evlist, struct perf_env *env)
 {
-	const char *arch_pf = perf_env__arch(env);
-	const char *cpuid = perf_env__cpuid(env);
+	uint16_t e_machine = perf_env__e_machine(env, /*e_flags=*/NULL);
 
-	if (arch_pf && !strcmp("s390", arch_pf))
+	if (e_machine == EM_S390) {
 		evlist->trace_event_sample_raw = evlist__s390_sample_raw;
-	else if (arch_pf && !strcmp("x86", arch_pf) &&
-		 cpuid && strstarts(cpuid, "AuthenticAMD") &&
-		 evlist__has_amd_ibs(evlist)) {
-		evlist->trace_event_sample_raw = evlist__amd_sample_raw;
+	} else if (e_machine == EM_X86_64 || e_machine == EM_386) {
+		const char *cpuid = perf_env__cpuid(env);
+
+		if (cpuid && strstarts(cpuid, "AuthenticAMD") && evlist__has_amd_ibs(evlist))
+			evlist->trace_event_sample_raw = evlist__amd_sample_raw;
 	}
 }
diff --git a/tools/perf/util/sample-raw.h b/tools/perf/util/sample-raw.h
index 896e9a87e373d..c8d38c841c8c2 100644
--- a/tools/perf/util/sample-raw.h
+++ b/tools/perf/util/sample-raw.h
@@ -2,7 +2,10 @@
 #ifndef __SAMPLE_RAW_H
 #define __SAMPLE_RAW_H 1
 
+#include <stdbool.h>
+
 struct evlist;
+struct perf_env;
 union perf_event;
 struct perf_sample;
 
@@ -12,4 +15,5 @@ bool evlist__has_amd_ibs(struct evlist *evlist);
 void evlist__amd_sample_raw(struct evlist *evlist, union perf_event *event,
 			    struct perf_sample *sample);
 void evlist__init_trace_event_sample_raw(struct evlist *evlist, struct perf_env *env);
-#endif /* __PERF_EVLIST_H */
+
+#endif /* __SAMPLE_RAW_H */