From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/net/batman-adv/gateway_client.c | 35 +++++++----------------------------
1 files changed, 7 insertions(+), 28 deletions(-)
diff --git a/kernel/net/batman-adv/gateway_client.c b/kernel/net/batman-adv/gateway_client.c
index 0c59fef..62f6f13 100644
--- a/kernel/net/batman-adv/gateway_client.c
+++ b/kernel/net/batman-adv/gateway_client.c
@@ -1,19 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2009-2018 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2020 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * 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 <http://www.gnu.org/licenses/>.
*/
#include "gateway_client.h"
@@ -47,14 +35,12 @@
#include <uapi/linux/batadv_packet.h>
#include <uapi/linux/batman_adv.h>
-#include "gateway_common.h"
#include "hard-interface.h"
#include "log.h"
#include "netlink.h"
#include "originator.h"
#include "routing.h"
#include "soft-interface.h"
-#include "sysfs.h"
#include "translation-table.h"
/* These are the offsets of the "hw type" and "hw address length" in the dhcp
@@ -74,7 +60,7 @@
* after rcu grace period
* @ref: kref pointer of the gw_node
*/
-static void batadv_gw_node_release(struct kref *ref)
+void batadv_gw_node_release(struct kref *ref)
{
struct batadv_gw_node *gw_node;
@@ -82,16 +68,6 @@
batadv_orig_node_put(gw_node->orig_node);
kfree_rcu(gw_node, rcu);
-}
-
-/**
- * batadv_gw_node_put() - decrement the gw_node refcounter and possibly release
- * it
- * @gw_node: gateway node to free
- */
-void batadv_gw_node_put(struct batadv_gw_node *gw_node)
-{
- kref_put(&gw_node->refcount, batadv_gw_node_release);
}
/**
@@ -160,8 +136,8 @@
if (new_gw_node)
kref_get(&new_gw_node->refcount);
- curr_gw_node = rcu_dereference_protected(bat_priv->gw.curr_gw, 1);
- rcu_assign_pointer(bat_priv->gw.curr_gw, new_gw_node);
+ curr_gw_node = rcu_replace_pointer(bat_priv->gw.curr_gw, new_gw_node,
+ true);
if (curr_gw_node)
batadv_gw_node_put(curr_gw_node);
@@ -377,6 +353,7 @@
kref_get(&gw_node->refcount);
hlist_add_head_rcu(&gw_node->list, &bat_priv->gw.gateway_list);
+ bat_priv->gw.generation++;
batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
"Found new gateway %pM -> gw bandwidth: %u.%u/%u.%u MBit\n",
@@ -472,6 +449,7 @@
if (!hlist_unhashed(&gw_node->list)) {
hlist_del_init_rcu(&gw_node->list);
batadv_gw_node_put(gw_node);
+ bat_priv->gw.generation++;
}
spin_unlock_bh(&bat_priv->gw.list_lock);
@@ -518,6 +496,7 @@
&bat_priv->gw.gateway_list, list) {
hlist_del_init_rcu(&gw_node->list);
batadv_gw_node_put(gw_node);
+ bat_priv->gw.generation++;
}
spin_unlock_bh(&bat_priv->gw.list_lock);
}
--
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