diff --git a/afl/src/executors/inmemory.rs b/afl/src/executors/inmemory.rs
index d72c4612d5..efcd3276af 100644
--- a/afl/src/executors/inmemory.rs
+++ b/afl/src/executors/inmemory.rs
@@ -45,6 +45,7 @@ where
     I: Input + HasTargetBytes,
     OT: ObserversTuple,
 {
+    #[inline]
     fn pre_exec<R, FT, C, EM>(
         &mut self,
         state: &State<I, R, FT>,
@@ -65,6 +66,7 @@ where
         Ok(())
     }
 
+    #[inline]
     fn post_exec<R, FT, C, EM>(
         &mut self,
         _state: &State<I, R, FT>,
diff --git a/afl/src/executors/mod.rs b/afl/src/executors/mod.rs
index 52256e7be2..ca7ff4970b 100644
--- a/afl/src/executors/mod.rs
+++ b/afl/src/executors/mod.rs
@@ -78,6 +78,8 @@ pub trait Executor<I>: Named
 where
     I: Input,
 {
+    #[inline]
+    /// Called right before exexution starts
     fn pre_exec<R, FT, C, EM>(
         &mut self,
         _state: &State<I, R, FT>,
@@ -94,6 +96,8 @@ where
         Ok(())
     }
 
+    #[inline]
+    /// Called right after execution finished.
     fn post_exec<R, FT, C, EM>(
         &mut self,
         _state: &State<I, R, FT>,