1 files changed, 18 insertions, 0 deletions
diff --git a/fs/f2fs/trace.h b/fs/f2fs/trace.h
index 08856a9..aa6663b 100644
--- a/fs/f2fs/trace.h
+++ b/fs/f2fs/trace.h
@@ -14,6 +14,24 @@
 #ifdef CONFIG_F2FS_IO_TRACE
 #include <trace/events/f2fs.h>
 
+enum file_type {
+	__NORMAL_FILE,
+	__DIR_FILE,
+	__NODE_FILE,
+	__META_FILE,
+	__ATOMIC_FILE,
+	__VOLATILE_FILE,
+	__MISC_FILE,
+};
+
+struct last_io_info {
+	int major, minor;
+	pid_t pid;
+	enum file_type type;
+	struct f2fs_io_info fio;
+	block_t len;
+};
+
 extern void f2fs_trace_pid(struct page *);
 extern void f2fs_trace_ios(struct page *, struct f2fs_io_info *, int);
 #else