Merge "init: Use exec_background instead of exec" into main
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 1545d09..c25a9ac 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -1233,7 +1233,7 @@
 # and chown/chmod does not work for /proc/sys/ entries.
 # So proxy writes through init.
 on property:sys.sysctl.extra_free_kbytes=*
-    exec -- /system/bin/extra_free_kbytes.sh ${sys.sysctl.extra_free_kbytes}
+    exec_background -- /system/bin/extra_free_kbytes.sh ${sys.sysctl.extra_free_kbytes}
 
 # Allow users to drop caches
 on property:perf.drop_caches=3