修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/sched/sch_ingress.c
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@@ -80,6 +80,9 @@
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 	struct net_device *dev = qdisc_dev(sch);
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 	int err;
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+	if (sch->parent != TC_H_INGRESS)
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+		return -EOPNOTSUPP;
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+
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 	net_inc_ingress_queue();
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 	mini_qdisc_pair_init(&q->miniqp, sch, &dev->miniq_ingress);
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@@ -100,6 +103,9 @@
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 static void ingress_destroy(struct Qdisc *sch)
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 {
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 	struct ingress_sched_data *q = qdisc_priv(sch);
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+
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+	if (sch->parent != TC_H_INGRESS)
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+		return;
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 	tcf_block_put_ext(q->block, sch, &q->block_info);
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 	net_dec_ingress_queue();
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@@ -134,7 +140,7 @@
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 	.cl_ops			=	&ingress_class_ops,
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 	.id			=	"ingress",
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 	.priv_size		=	sizeof(struct ingress_sched_data),
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-	.static_flags		=	TCQ_F_CPUSTATS,
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+	.static_flags		=	TCQ_F_INGRESS | TCQ_F_CPUSTATS,
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 	.init			=	ingress_init,
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 	.destroy		=	ingress_destroy,
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 	.dump			=	ingress_dump,
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@@ -219,6 +225,9 @@
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 	struct net_device *dev = qdisc_dev(sch);
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 	int err;
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+	if (sch->parent != TC_H_CLSACT)
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+		return -EOPNOTSUPP;
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+
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 	net_inc_ingress_queue();
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 	net_inc_egress_queue();
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@@ -248,6 +257,9 @@
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 {
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 	struct clsact_sched_data *q = qdisc_priv(sch);
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+	if (sch->parent != TC_H_CLSACT)
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+		return;
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+
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 	tcf_block_put_ext(q->egress_block, sch, &q->egress_block_info);
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 	tcf_block_put_ext(q->ingress_block, sch, &q->ingress_block_info);
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@@ -269,7 +281,7 @@
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 	.cl_ops			=	&clsact_class_ops,
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 	.id			=	"clsact",
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 	.priv_size		=	sizeof(struct clsact_sched_data),
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-	.static_flags		=	TCQ_F_CPUSTATS,
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+	.static_flags		=	TCQ_F_INGRESS | TCQ_F_CPUSTATS,
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 	.init			=	clsact_init,
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 	.destroy		=	clsact_destroy,
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 	.dump			=	ingress_dump,