From patchwork Tue Jul 14 19:57:03 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Eckelmann X-Patchwork-Id: 4592 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=79.140.41.39; helo=v3-1039.vlinux.de; envelope-from=sven@narfation.org; receiver=b.a.t.m.a.n@lists.open-mesh.org Received: from v3-1039.vlinux.de (narfation.org [79.140.41.39]) by open-mesh.org (Postfix) with ESMTPS id 69437600826 for ; Tue, 14 Jul 2015 21:57:23 +0200 (CEST) Received: from sven-desktop.home.narfation.org (unknown [IPv6:2a02:3100:260b:49fd:94ac:92dd:f8f8:baa7]) by v3-1039.vlinux.de (Postfix) with ESMTPSA id EEA8F110102; Tue, 14 Jul 2015 21:57:07 +0200 (CEST) From: Sven Eckelmann To: b.a.t.m.a.n@lists.open-mesh.org Date: Tue, 14 Jul 2015 21:57:03 +0200 Message-Id: <1436903824-24250-1-git-send-email-sven@narfation.org> X-Mailer: git-send-email 2.1.4 Subject: [B.A.T.M.A.N.] [RFC 1/2] batman-adv: Drop support for Linux < 3.2 X-BeenThere: b.a.t.m.a.n@lists.open-mesh.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: The list for a Better Approach To Mobile Ad-hoc Networking List-Id: The list for a Better Approach To Mobile Ad-hoc Networking List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Jul 2015 19:57:23 -0000 The Linux Kernel 2.6.32 is reaching its end of life [1] after over 5 years. Instead it is recommended to use at least kernel 3.2 which is also already over 3 years old. All older kernels (v2.6.32 - v3.1) should therefore be dropped to reduce the support overhead. [1] https://lkml.org/lkml/2015/6/3/740 Signed-off-by: Sven Eckelmann --- README.external | 2 +- compat-include/linux/atomic.h | 29 --------------- compat-include/linux/bug.h | 38 -------------------- compat-include/linux/compiler.h | 40 --------------------- compat-include/linux/if_vlan.h | 15 ++------ compat-include/linux/kconfig.h | 42 ---------------------- compat-include/linux/kernel.h | 29 --------------- compat-include/linux/lockdep.h | 33 ----------------- compat-include/linux/moduleparam.h | 72 -------------------------------------- compat-include/linux/netdevice.h | 55 ----------------------------- compat-include/linux/percpu.h | 48 ------------------------- compat-include/linux/printk.h | 39 --------------------- compat-include/linux/rculist.h | 10 ------ compat-include/linux/rcupdate.h | 54 ---------------------------- compat-include/linux/skbuff.h | 29 --------------- compat.h | 55 ++--------------------------- 16 files changed, 5 insertions(+), 585 deletions(-) delete mode 100644 compat-include/linux/atomic.h delete mode 100644 compat-include/linux/bug.h delete mode 100644 compat-include/linux/compiler.h delete mode 100644 compat-include/linux/kconfig.h delete mode 100644 compat-include/linux/lockdep.h delete mode 100644 compat-include/linux/moduleparam.h delete mode 100644 compat-include/linux/percpu.h delete mode 100644 compat-include/linux/printk.h delete mode 100644 compat-include/linux/rcupdate.h diff --git a/README.external b/README.external index c3fcf3a..b4985e9 100644 --- a/README.external +++ b/README.external @@ -6,7 +6,7 @@ and as external module. The external module allows to get new features without upgrading to a newer kernel version and to get batman-adv specific bugfixes for kernels that are not supported anymore. It compiles against and should work -with Linux 2.6.29 - 4.1. Supporting older versions is not +with Linux 3.2 - 4.1. Supporting older versions is not planned, but it's probably easy to backport it. If you work on a backport, feel free to contact us. :-) diff --git a/compat-include/linux/atomic.h b/compat-include/linux/atomic.h deleted file mode 100644 index 025c8b1..0000000 --- a/compat-include/linux/atomic.h +++ /dev/null @@ -1,29 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_ATOMIC_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_ATOMIC_H_ - -#include -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37) -#include_next -#endif - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_ATOMIC_H_ */ diff --git a/compat-include/linux/bug.h b/compat-include/linux/bug.h deleted file mode 100644 index 9b7b571..0000000 --- a/compat-include/linux/bug.h +++ /dev/null @@ -1,38 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_BUG_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_BUG_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 0, 0) - -#undef BUILD_BUG_ON -#ifdef __CHECKER__ -#define BUILD_BUG_ON(condition) (0) -#else /* __CHECKER__ */ -#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2 * !!(condition)])) -#endif /* __CHECKER__ */ - -#endif /* < KERNEL_VERSION(3, 0, 0) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_BUG_H_ */ diff --git a/compat-include/linux/compiler.h b/compat-include/linux/compiler.h deleted file mode 100644 index 29a02ae..0000000 --- a/compat-include/linux/compiler.h +++ /dev/null @@ -1,40 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_COMPILER_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_COMPILER_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -#define __always_unused __attribute__((unused)) -#define __percpu - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) - -#define __rcu - -#endif /* < KERNEL_VERSION(2, 6, 36) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_COMPILER_H_ */ diff --git a/compat-include/linux/if_vlan.h b/compat-include/linux/if_vlan.h index 0cbd5c4..4f18fa6 100644 --- a/compat-include/linux/if_vlan.h +++ b/compat-include/linux/if_vlan.h @@ -24,21 +24,10 @@ #include #include_next -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -#define VLAN_PRIO_MASK 0xe000 /* Priority Code Point */ -#define VLAN_PRIO_SHIFT 13 - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 0, 0) - -#define vlan_insert_tag(skb, proto, vid) __vlan_put_tag(skb, vid) - -#elif LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0) #define vlan_insert_tag(skb, proto, vid) vlan_insert_tag(skb, vid) -#endif /* < KERNEL_VERSION(3, 0, 0) */ +#endif /* < KERNEL_VERSION(3, 10, 0) */ #endif /* _NET_BATMAN_ADV_COMPAT_LINUX_IF_VLAN_H_ */ diff --git a/compat-include/linux/kconfig.h b/compat-include/linux/kconfig.h deleted file mode 100644 index a8d0766..0000000 --- a/compat-include/linux/kconfig.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_KCONFIG_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_KCONFIG_H_ - -#include -#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0) -#include_next -#endif - -#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 1, 0) - -#define __ARG_PLACEHOLDER_1 0, -#define config_enabled(cfg) _config_enabled(cfg) -#define _config_enabled(value) __config_enabled(__ARG_PLACEHOLDER_##value) -#define __config_enabled(arg1_or_junk) ___config_enabled(arg1_or_junk 1, 0) -#define ___config_enabled(__ignored, val, ...) val - -#define IS_ENABLED(option) \ - (config_enabled(option) || config_enabled(option##_MODULE)) - -#endif /* < KERNEL_VERSION(3, 1, 0) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_KCONFIG_H_ */ diff --git a/compat-include/linux/kernel.h b/compat-include/linux/kernel.h index c39cbe8..f98c8dc 100644 --- a/compat-include/linux/kernel.h +++ b/compat-include/linux/kernel.h @@ -24,35 +24,6 @@ #include #include_next -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) - -#define kstrtou32(cp, base, v)\ -({\ - unsigned long _v;\ - int _r;\ - _r = strict_strtoul(cp, base, &_v);\ - *(v) = (u32)_v;\ - if ((unsigned long)*(v) != _v)\ - _r = -ERANGE;\ - _r;\ -}) - -#define kstrtou64(cp, base, v)\ -({\ - unsigned long long _v;\ - int _r;\ - _r = strict_strtoull(cp, base, &_v);\ - *(v) = (uint64_t)_v;\ - if ((unsigned long long)*(v) != _v)\ - _r = -ERANGE;\ - _r;\ -}) - -#define kstrtoul strict_strtoul -#define kstrtol strict_strtol - -#endif /* < KERNEL_VERSION(2, 6, 39) */ - #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0) #define U8_MAX ((u8)~0U) diff --git a/compat-include/linux/lockdep.h b/compat-include/linux/lockdep.h deleted file mode 100644 index e646114..0000000 --- a/compat-include/linux/lockdep.h +++ /dev/null @@ -1,33 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_LOCKDEP_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_LOCKDEP_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 32) - -#define lockdep_assert_held(l) do { (void)(l); } while (0) - -#endif /* < KERNEL_VERSION(2, 6, 32) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_LOCKDEP_H_ */ diff --git a/compat-include/linux/moduleparam.h b/compat-include/linux/moduleparam.h deleted file mode 100644 index c266b9c..0000000 --- a/compat-include/linux/moduleparam.h +++ /dev/null @@ -1,72 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_MODULEPARAM_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_MODULEPARAM_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31) - -#define __compat__module_param_call(p1, p2, p3, p4, p5, p6, p7) \ - __module_param_call(p1, p2, p3, p4, p5, p7) - -#else - -#define __compat__module_param_call(p1, p2, p3, p4, p5, p6, p7) \ - __module_param_call(p1, p2, p3, p4, p5, p6, p7) - -#endif /* < KERNEL_VERSION(2, 6, 31) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) - -struct kernel_param_ops { - /* Returns 0, or -errno. arg is in kp->arg. */ - int (*set)(const char *val, const struct kernel_param *kp); - /* Returns length written or -errno. Buffer is 4k (ie. be short!) */ - int (*get)(char *buffer, struct kernel_param *kp); - /* Optional function to free kp->arg when module unloaded. */ - void (*free)(void *arg); -}; - -#define module_param_cb(name, ops, arg, perm) \ - static int __compat_set_param_##name(const char *val, \ - struct kernel_param *kp) \ - { return (ops)->set(val, kp); } \ - static int __compat_get_param_##name(char *buffer, \ - struct kernel_param *kp) \ - { return (ops)->get(buffer, kp); } \ - __compat__module_param_call(MODULE_PARAM_PREFIX, name, \ - __compat_set_param_##name, \ - __compat_get_param_##name, arg, \ - __same_type((arg), bool *), perm) - -static inline int batadv_param_set_copystring(const char *val, - const struct kernel_param *kp) -{ - return param_set_copystring(val, (struct kernel_param *)kp); -} - -#define param_set_copystring batadv_param_set_copystring - -#endif /* < KERNEL_VERSION(2, 6, 36) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_MODULEPARAM_H_ */ diff --git a/compat-include/linux/netdevice.h b/compat-include/linux/netdevice.h index f19f624..5e8d05c 100644 --- a/compat-include/linux/netdevice.h +++ b/compat-include/linux/netdevice.h @@ -30,55 +30,6 @@ #endif /* < KERNEL_VERSION(3, 3, 0) */ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -#define unregister_netdevice_queue(dev, head) unregister_netdevice(dev) - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) - -#include - -#undef netdev_for_each_mc_addr -#define netdev_for_each_mc_addr(mclist, dev) \ - for (mclist = (struct batadv_dev_addr_list *)dev->mc_list; mclist; \ - mclist = (struct batadv_dev_addr_list *)mclist->next) - -/* Note, that this breaks the usage of the normal 'struct netdev_hw_addr' - * for kernels < 2.6.35 in batman-adv! - */ -#define netdev_hw_addr batadv_dev_addr_list -struct batadv_dev_addr_list { - struct dev_addr_list *next; - u8 addr[MAX_ADDR_LEN]; - u8 da_addrlen; - u8 da_synced; - int da_users; - int da_gusers; -}; - -#endif /* < KERNEL_VERSION(2, 6, 35) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) - -#define NET_ADDR_RANDOM 0 - -#endif /* < KERNEL_VERSION(2, 6, 36) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) - -/* On older kernels net_dev->master is reserved for iface bonding. */ -static inline int batadv_netdev_set_master(struct net_device *slave, - struct net_device *master) -{ - return 0; -} - -#define netdev_set_master batadv_netdev_set_master - -#endif /* < KERNEL_VERSION(2, 6, 39) */ - #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0) #define netdev_master_upper_dev_link netdev_set_master @@ -99,15 +50,9 @@ static inline int batadv_netdev_set_master(struct net_device *slave, #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0) -/* alloc_netdev() was defined differently before 2.6.38 */ #undef alloc_netdev -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 38) -#define alloc_netdev(sizeof_priv, name, name_assign_type, setup) \ - alloc_netdev_mq(sizeof_priv, name, setup, 1) -#else #define alloc_netdev(sizeof_priv, name, name_assign_type, setup) \ alloc_netdev_mqs(sizeof_priv, name, setup, 1, 1) -#endif /* nested < KERNEL_VERSION(2, 6, 38) */ #endif /* < KERNEL_VERSION(3, 17, 0) */ diff --git a/compat-include/linux/percpu.h b/compat-include/linux/percpu.h deleted file mode 100644 index 0fbcaae..0000000 --- a/compat-include/linux/percpu.h +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_PERCPU_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_PERCPU_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) - -#undef __alloc_percpu -#define __alloc_percpu(size, align) \ - percpu_alloc_mask((size), GFP_KERNEL, cpu_possible_map) - -#endif /* < KERNEL_VERSION(2, 6, 30) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -#define this_cpu_add(x, c) batadv_this_cpu_add(&(x), c) - -static inline void batadv_this_cpu_add(u64 *count_ptr, size_t count) -{ - int cpu = get_cpu(); - *per_cpu_ptr(count_ptr, cpu) += count; - put_cpu(); -} - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_PERCPU_H_ */ diff --git a/compat-include/linux/printk.h b/compat-include/linux/printk.h deleted file mode 100644 index 2b31ed1..0000000 --- a/compat-include/linux/printk.h +++ /dev/null @@ -1,39 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_PRINTK_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_PRINTK_H_ - -#include -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37) -#include_next -#endif - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) - -#define pr_warn pr_warning - -#endif - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_PRINTK_H_ */ - -#ifndef pr_fmt -#define pr_fmt(fmt) fmt -#endif diff --git a/compat-include/linux/rculist.h b/compat-include/linux/rculist.h index 0b8d7c6..b2f1798 100644 --- a/compat-include/linux/rculist.h +++ b/compat-include/linux/rculist.h @@ -24,16 +24,6 @@ #include #include_next -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) - -#define hlist_first_rcu(head) \ - (*((struct hlist_node __rcu **)(&(head)->first))) - -#define hlist_next_rcu(node) \ - (*((struct hlist_node __rcu **)(&(node)->next))) - -#endif /* < KERNEL_VERSION(2, 6, 37) */ - #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0) #undef hlist_for_each_entry_rcu diff --git a/compat-include/linux/rcupdate.h b/compat-include/linux/rcupdate.h deleted file mode 100644 index f0d0413..0000000 --- a/compat-include/linux/rcupdate.h +++ /dev/null @@ -1,54 +0,0 @@ -/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors: - * - * Marek Lindner, Simon Wunderlich - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - * This file contains macros for maintaining compatibility with older versions - * of the Linux kernel. - */ - -#ifndef _NET_BATMAN_ADV_COMPAT_LINUX_RCUPDATE_H_ -#define _NET_BATMAN_ADV_COMPAT_LINUX_RCUPDATE_H_ - -#include -#include_next - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 34) - -#define rcu_dereference_protected(p, c) (p) - -#define rcu_dereference_raw(p) ({ \ - typeof(p) _________p1 = ACCESS_ONCE(p); \ - smp_read_barrier_depends(); \ - (_________p1); \ - }) - -#endif /* < KERNEL_VERSION(2, 6, 34) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 0, 0) - -#define kfree_rcu(ptr, rcuhead_name) \ - do { \ - void batadv_free_rcu_##ptr(struct rcu_head *rcu) \ - { \ - void *container_ptr; \ - container_ptr = container_of(rcu, typeof(*(ptr)), rcuhead_name); \ - kfree(container_ptr); \ - } \ - call_rcu(&(ptr)->rcuhead_name, batadv_free_rcu_##ptr); \ - } while (0) - -#endif /* < KERNEL_VERSION(3, 0, 0) */ - -#endif /* _NET_BATMAN_ADV_COMPAT_LINUX_RCUPDATE_H_ */ diff --git a/compat-include/linux/skbuff.h b/compat-include/linux/skbuff.h index d363cc0..1e7a3ef 100644 --- a/compat-include/linux/skbuff.h +++ b/compat-include/linux/skbuff.h @@ -24,35 +24,6 @@ #include #include_next -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30) - -#define consume_skb(_skb) kfree_skb(_skb) - -#endif /* < KERNEL_VERSION(2, 6, 30) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev, - unsigned int length) -{ - struct sk_buff *skb = netdev_alloc_skb(dev, length + NET_IP_ALIGN); - - if (NET_IP_ALIGN && skb) - skb_reserve(skb, NET_IP_ALIGN); - return skb; -} - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 0, 0) - -static inline void skb_reset_mac_len(struct sk_buff *skb) -{ - skb->mac_len = skb->network_header - skb->mac_header; -} - -#endif /* < KERNEL_VERSION(3, 0, 0) */ - #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0) /* hack for not correctly set mac_len. This may happen for some special diff --git a/compat.h b/compat.h index 05fb4f1..4b81300 100644 --- a/compat.h +++ b/compat.h @@ -23,31 +23,11 @@ #include /* LINUX_VERSION_CODE */ #include - -#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33)) -#include -#else #include -#endif #include "compat-autoconf.h" -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33) - -#define skb_iif iif - -#define batadv_softif_destroy_netlink(dev, head) batadv_softif_destroy_netlink(dev) - -#endif /* < KERNEL_VERSION(2, 6, 33) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) - -#include - -#define netdev_master_upper_dev_get_rcu(dev) \ - (dev->br_port ? dev : NULL); \ - break; -#elif LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0) #include @@ -55,38 +35,7 @@ (dev->priv_flags & IFF_BRIDGE_PORT ? dev : NULL); \ break; -#endif /* < KERNEL_VERSION(2, 6, 36) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) - -/* hack for dev->addr_assign_type &= ~NET_ADDR_RANDOM; */ -#define addr_assign_type ifindex - -#endif /* < KERNEL_VERSION(2, 6, 36) */ - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) - -/* Hack for removing ndo_add/del_slave at the end of net_device_ops. - * This is somewhat ugly because it requires that ndo_validate_addr - * is at the end of this struct in soft-interface.c. - */ -#include - -#define ndo_validate_addr \ - ndo_validate_addr = eth_validate_addr, \ -}; \ -static const struct { \ - void *ndo_validate_addr; \ - void *ndo_add_slave; \ - void *ndo_del_slave; \ -} __attribute__((unused)) __useless_ops1 = { \ - .ndo_validate_addr - -#define ndo_del_slave ndo_init -#define ndo_init(x, y) ndo_init - master->netdev_ops->ndo_init - EBUSY - -#endif /* < KERNEL_VERSION(2, 6, 39) */ - +#endif /* < KERNEL_VERSION(3, 9, 0) */ #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0)