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/sched/sch_ingress.c | 43 +++++++++++++++++++++++++++++++------------
1 files changed, 31 insertions(+), 12 deletions(-)
diff --git a/kernel/net/sched/sch_ingress.c b/kernel/net/sched/sch_ingress.c
index ce3f552..e43a454 100644
--- a/kernel/net/sched/sch_ingress.c
+++ b/kernel/net/sched/sch_ingress.c
@@ -1,9 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* net/sched/sch_ingress.c - Ingress and clsact qdisc
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*
* Authors: Jamal Hadi Salim 1999
*/
@@ -82,21 +78,34 @@
{
struct ingress_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
+ int err;
+
+ if (sch->parent != TC_H_INGRESS)
+ return -EOPNOTSUPP;
net_inc_ingress_queue();
mini_qdisc_pair_init(&q->miniqp, sch, &dev->miniq_ingress);
- q->block_info.binder_type = TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
+ q->block_info.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
q->block_info.chain_head_change = clsact_chain_head_change;
q->block_info.chain_head_change_priv = &q->miniqp;
- return tcf_block_get_ext(&q->block, sch, &q->block_info, extack);
+ err = tcf_block_get_ext(&q->block, sch, &q->block_info, extack);
+ if (err)
+ return err;
+
+ mini_qdisc_pair_block_init(&q->miniqp, q->block);
+
+ return 0;
}
static void ingress_destroy(struct Qdisc *sch)
{
struct ingress_sched_data *q = qdisc_priv(sch);
+
+ if (sch->parent != TC_H_INGRESS)
+ return;
tcf_block_put_ext(q->block, sch, &q->block_info);
net_dec_ingress_queue();
@@ -106,7 +115,7 @@
{
struct nlattr *nest;
- nest = nla_nest_start(skb, TCA_OPTIONS);
+ nest = nla_nest_start_noflag(skb, TCA_OPTIONS);
if (nest == NULL)
goto nla_put_failure;
@@ -118,6 +127,7 @@
}
static const struct Qdisc_class_ops ingress_class_ops = {
+ .flags = QDISC_CLASS_OPS_DOIT_UNLOCKED,
.leaf = ingress_leaf,
.find = ingress_find,
.walk = ingress_walk,
@@ -130,7 +140,7 @@
.cl_ops = &ingress_class_ops,
.id = "ingress",
.priv_size = sizeof(struct ingress_sched_data),
- .static_flags = TCQ_F_CPUSTATS,
+ .static_flags = TCQ_F_INGRESS | TCQ_F_CPUSTATS,
.init = ingress_init,
.destroy = ingress_destroy,
.dump = ingress_dump,
@@ -215,12 +225,15 @@
struct net_device *dev = qdisc_dev(sch);
int err;
+ if (sch->parent != TC_H_CLSACT)
+ return -EOPNOTSUPP;
+
net_inc_ingress_queue();
net_inc_egress_queue();
mini_qdisc_pair_init(&q->miniqp_ingress, sch, &dev->miniq_ingress);
- q->ingress_block_info.binder_type = TCF_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
+ q->ingress_block_info.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_INGRESS;
q->ingress_block_info.chain_head_change = clsact_chain_head_change;
q->ingress_block_info.chain_head_change_priv = &q->miniqp_ingress;
@@ -229,9 +242,11 @@
if (err)
return err;
+ mini_qdisc_pair_block_init(&q->miniqp_ingress, q->ingress_block);
+
mini_qdisc_pair_init(&q->miniqp_egress, sch, &dev->miniq_egress);
- q->egress_block_info.binder_type = TCF_BLOCK_BINDER_TYPE_CLSACT_EGRESS;
+ q->egress_block_info.binder_type = FLOW_BLOCK_BINDER_TYPE_CLSACT_EGRESS;
q->egress_block_info.chain_head_change = clsact_chain_head_change;
q->egress_block_info.chain_head_change_priv = &q->miniqp_egress;
@@ -242,6 +257,9 @@
{
struct clsact_sched_data *q = qdisc_priv(sch);
+ if (sch->parent != TC_H_CLSACT)
+ return;
+
tcf_block_put_ext(q->egress_block, sch, &q->egress_block_info);
tcf_block_put_ext(q->ingress_block, sch, &q->ingress_block_info);
@@ -250,6 +268,7 @@
}
static const struct Qdisc_class_ops clsact_class_ops = {
+ .flags = QDISC_CLASS_OPS_DOIT_UNLOCKED,
.leaf = ingress_leaf,
.find = clsact_find,
.walk = ingress_walk,
@@ -262,7 +281,7 @@
.cl_ops = &clsact_class_ops,
.id = "clsact",
.priv_size = sizeof(struct clsact_sched_data),
- .static_flags = TCQ_F_CPUSTATS,
+ .static_flags = TCQ_F_INGRESS | TCQ_F_CPUSTATS,
.init = clsact_init,
.destroy = clsact_destroy,
.dump = ingress_dump,
--
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