--- zzzz-none-000/linux-3.10.107/Documentation/filesystems/fiemap.txt	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/Documentation/filesystems/fiemap.txt	2021-02-04 17:41:59.000000000 +0000
@@ -196,7 +196,8 @@
 };
 
 It is intended that the file system should not need to access any of this
-structure directly.
+structure directly. Filesystem handlers should be tolerant to signals and return
+EINTR once fatal signal received.
 
 
 Flag checking should be done at the beginning of the ->fiemap callback via the