1 files changed, 6 insertions, 0 deletions
diff --git a/include/grpc/support/tls.h b/include/grpc/support/tls.h
index 8519a8350b..4c9e79b6cf 100644
--- a/include/grpc/support/tls.h
+++ b/include/grpc/support/tls.h
@@ -32,6 +32,12 @@
      GPR_TLS_DECL(foo);
    Thread locals always have static scope.
 
+   Declaring a thread local class variable 'foo':
+     GPR_TLS_CLASS_DECL(foo);
+
+   Defining the thread local class variable:
+     GPR_TLS_CLASS_DEF(foo);
+
    Initializing a thread local (must be done at library initialization
    time):
      gpr_tls_init(&foo);