Index: doc/papers/concurrency/.gitignore
===================================================================
--- doc/papers/concurrency/.gitignore	(revision b0c32da8d2956a86a73c0000c8f8110a5c0a64ba)
+++ doc/papers/concurrency/.gitignore	(revision 804b57e31aa94e0c84b8dbfd4fb6997a6e25868a)
@@ -1,2 +1,3 @@
+# generated by latex
 build/*
 *.pdf