1 files changed, 5 insertions, 0 deletions
diff --git a/rjit_c.c b/rjit_c.c
index 50eb263559..9afbabb9ef 100644
--- a/rjit_c.c
+++ b/rjit_c.c
@@ -85,6 +85,7 @@ rjit_reserve_addr_space(uint32_t mem_size)
 
             // If we succeeded, stop
             if (mem_block != MAP_FAILED) {
+                ruby_annotate_mmap(mem_block, mem_size, "Ruby:rjit_reserve_addr_space");
                 break;
             }
 
@@ -116,6 +117,10 @@ rjit_reserve_addr_space(uint32_t mem_size)
             -1,
             0
         );
+
+        if (mem_block != MAP_FAILED) {
+            ruby_annotate_mmap(mem_block, mem_size, "Ruby:rjit_reserve_addr_space:fallback");
+        }
     }
 
     // Check that the memory mapping was successful