3 files changed, 9 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 515a800efc9c..b627975d1c3e 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1512,7 +1512,7 @@ static int syscall__alloc_arg_fmts(struct syscall *sc, int nr_args)
 }
 
 static struct syscall_arg_fmt syscall_arg_fmts__by_name[] = {
-	{ .name = "msr", .scnprintf = SCA_X86_MSR, }
+	{ .name = "msr", .scnprintf = SCA_X86_MSR, .strtoul = STUL_X86_MSR, }
 };
 
 static int syscall_arg_fmt__cmp(const void *name, const void *fmtp)
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
index 919ac4548bd8..77ad80a399fd 100644
--- a/tools/perf/trace/beauty/beauty.h
+++ b/tools/perf/trace/beauty/beauty.h
@@ -122,6 +122,9 @@ size_t syscall_arg__scnprintf_strarray_flags(char *bf, size_t size, struct sysca
 size_t syscall_arg__scnprintf_x86_MSR(char *bf, size_t size, struct syscall_arg *arg);
 #define SCA_X86_MSR syscall_arg__scnprintf_x86_MSR
 
+bool syscall_arg__strtoul_x86_MSR(char *bf, size_t size, struct syscall_arg *arg, u64 *ret);
+#define STUL_X86_MSR syscall_arg__strtoul_x86_MSR
+
 size_t syscall_arg__scnprintf_strarrays(char *bf, size_t size, struct syscall_arg *arg);
 #define SCA_STRARRAYS syscall_arg__scnprintf_strarrays
 
diff --git a/tools/perf/trace/beauty/tracepoints/x86_msr.c b/tools/perf/trace/beauty/tracepoints/x86_msr.c
index 5e9ef5369fb5..6b8f129579d6 100644
--- a/tools/perf/trace/beauty/tracepoints/x86_msr.c
+++ b/tools/perf/trace/beauty/tracepoints/x86_msr.c
@@ -32,3 +32,8 @@ size_t syscall_arg__scnprintf_x86_MSR(char *bf, size_t size, struct syscall_arg
 
 	return x86_MSR__scnprintf(flags, bf, size, arg->show_string_prefix);
 }
+
+bool syscall_arg__strtoul_x86_MSR(char *bf, size_t size, struct syscall_arg *arg __maybe_unused, u64 *ret)
+{
+	return strarrays__strtoul(&strarrays__x86_MSRs_tables, bf, size, ret);
+}