#define __NR_sys_vmsplice 316
#endif
+#ifndef __NR_async_register
+#define __NR_async_register 320
+#define __NR_async_exec 321
+#define __NR_async_wait 322
+#define __NR_async_unregister 323
+#define __NR_umem_add 324
+#endif
+
#define nop __asm__ __volatile__("rep;nop": : :"memory")
static inline unsigned long ffz(unsigned long bitmask)