From 1cb87d3235f7e0e5c80996f1a6755801333840d2 Mon Sep 17 00:00:00 2001
From: deepikabhavnani <deepika.bhavnani@arm.com>
Date: Thu, 13 Sep 2018 11:32:36 -0500
Subject: [PATCH] Added thread safety info to FatFs/LittleFs

---
 features/storage/filesystem/fat/FATFileSystem.h         | 2 ++
 features/storage/filesystem/littlefs/LittleFileSystem.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/features/storage/filesystem/fat/FATFileSystem.h b/features/storage/filesystem/fat/FATFileSystem.h
index ed9fedaef4..b12fc3044b 100644
--- a/features/storage/filesystem/fat/FATFileSystem.h
+++ b/features/storage/filesystem/fat/FATFileSystem.h
@@ -32,6 +32,8 @@
 
 /**
  * FATFileSystem based on ChaN's Fat Filesystem library v0.8
+ *
+ * Synchronization level: Thread safe
  */
 class FATFileSystem : public mbed::FileSystem {
 public:
diff --git a/features/storage/filesystem/littlefs/LittleFileSystem.h b/features/storage/filesystem/littlefs/LittleFileSystem.h
index 57cd676563..ac65d06fed 100644
--- a/features/storage/filesystem/littlefs/LittleFileSystem.h
+++ b/features/storage/filesystem/littlefs/LittleFileSystem.h
@@ -24,6 +24,8 @@
 
 /**
  * LittleFileSystem, a little filesystem
+ *
+ * Synchronization level: Thread safe
  */
 class LittleFileSystem : public mbed::FileSystem {
 public: