Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/tools/perf/util/data.h b/tools/perf/util/data.h
index 259868a..75947ef 100644
--- a/tools/perf/util/data.h
+++ b/tools/perf/util/data.h
@@ -9,6 +9,11 @@
 	PERF_DATA_MODE_READ,
 };
 
+enum perf_dir_version {
+	PERF_DIR_SINGLE_FILE	= 0,
+	PERF_DIR_VERSION	= 1,
+};
+
 struct perf_data_file {
 	char		*path;
 	int		 fd;
@@ -50,6 +55,11 @@
 	return data->is_dir;
 }
 
+static inline bool perf_data__is_single_file(struct perf_data *data)
+{
+	return data->dir.version == PERF_DIR_SINGLE_FILE;
+}
+
 static inline int perf_data__fd(struct perf_data *data)
 {
 	return data->file.fd;
@@ -77,4 +87,6 @@
 void perf_data__close_dir(struct perf_data *data);
 int perf_data__update_dir(struct perf_data *data);
 unsigned long perf_data__size(struct perf_data *data);
+int perf_data__make_kcore_dir(struct perf_data *data, char *buf, size_t buf_sz);
+char *perf_data__kallsyms_name(struct perf_data *data);
 #endif /* __PERF_DATA_H */