1 /* 2 * Copyright (c) 2015-2017 François Tigeot <ftigeot@wolfpond.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef _LINUX_ASYNC_H_ 28 #define _LINUX_ASYNC_H_ 29 30 #include <linux/types.h> 31 #include <linux/list.h> 32 33 typedef u64 async_cookie_t; 34 typedef void (*async_func_t) (void *data, async_cookie_t cookie); 35 36 extern async_cookie_t async_schedule(async_func_t func, void *data); 37 38 static inline void async_synchronize_full(void) { 39 /* 40 * XXX: This function is supposed to wait until all asynchronous 41 * function calls have been done 42 */ 43 } 44 45 /* 46 * This function is supposed to wait until all asynchronous function calls 47 * prior to cookie have finished 48 * 49 */ 50 static inline void 51 async_synchronize_cookie(async_cookie_t cookie) 52 { 53 } 54 55 #endif /* _LINUX_ASYNC_H_ */ 56