compat_aio_context_t 504 include/linux/compat.h asmlinkage long compat_sys_io_getevents(compat_aio_context_t ctx_id, compat_aio_context_t 509 include/linux/compat.h asmlinkage long compat_sys_io_submit(compat_aio_context_t ctx_id, int nr,