sched/taskfiles: skip unnecessary file open/close operations to improve performance

The task files should consult the "spawn action" and "O_CLOEXEC flags"
to determine further whether the file should be duplicated.

This PR will further optimize file list duplicating to avoid the performance
regression caused by additional file operations.

Signed-off-by: chao an <anchao@xiaomi.com>

binfmt/CMakeLists.txt

@@ -36,6 +36,7 @@ list(
   binfmt_execmodule.c
   binfmt_exec.c
   binfmt_copyargv.c
+  binfmt_copyactions.c
   binfmt_dumpmodule.c
   binfmt_coredump.c)