From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/net/sched/sch_cbs.c | 47 ++++++++++++++++++++---------------------------
1 files changed, 20 insertions(+), 27 deletions(-)
diff --git a/kernel/net/sched/sch_cbs.c b/kernel/net/sched/sch_cbs.c
index f95dc89..2eaac2f 100644
--- a/kernel/net/sched/sch_cbs.c
+++ b/kernel/net/sched/sch_cbs.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/sched/sch_cbs.c Credit Based Shaper
*
- * 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: Vinicius Costa Gomes <vinicius.gomes@intel.com>
- *
*/
/* Credit Based Shaper (CBS)
@@ -93,13 +88,14 @@
struct Qdisc *child,
struct sk_buff **to_free)
{
+ unsigned int len = qdisc_pkt_len(skb);
int err;
err = child->ops->enqueue(skb, child, to_free);
if (err != NET_XMIT_SUCCESS)
return err;
- qdisc_qstats_backlog_inc(sch, skb);
+ sch->qstats.backlog += len;
sch->q.qlen++;
return NET_XMIT_SUCCESS;
@@ -313,7 +309,7 @@
{
struct ethtool_link_ksettings ecmd;
int speed = SPEED_10;
- int port_rate = -1;
+ int port_rate;
int err;
err = __ethtool_get_link_ksettings(dev, &ecmd);
@@ -370,7 +366,8 @@
struct tc_cbs_qopt *qopt;
int err;
- err = nla_parse_nested(tb, TCA_CBS_MAX, opt, cbs_policy, extack);
+ err = nla_parse_nested_deprecated(tb, TCA_CBS_MAX, opt, cbs_policy,
+ extack);
if (err < 0)
return err;
@@ -405,7 +402,6 @@
{
struct cbs_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
- int err;
if (!opt) {
NL_SET_ERR_MSG(extack, "Missing CBS qdisc options which are mandatory");
@@ -417,6 +413,10 @@
if (!q->qdisc)
return -ENOMEM;
+ spin_lock(&cbs_list_lock);
+ list_add(&q->cbs_list, &cbs_list);
+ spin_unlock(&cbs_list_lock);
+
qdisc_hash_add(q->qdisc, false);
q->queue = sch->dev_queue - netdev_get_tx_queue(dev, 0);
@@ -426,17 +426,7 @@
qdisc_watchdog_init(&q->watchdog, sch);
- err = cbs_change(sch, opt, extack);
- if (err)
- return err;
-
- if (!q->offload) {
- spin_lock(&cbs_list_lock);
- list_add(&q->cbs_list, &cbs_list);
- spin_unlock(&cbs_list_lock);
- }
-
- return 0;
+ return cbs_change(sch, opt, extack);
}
static void cbs_destroy(struct Qdisc *sch)
@@ -444,15 +434,18 @@
struct cbs_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
- spin_lock(&cbs_list_lock);
- list_del(&q->cbs_list);
- spin_unlock(&cbs_list_lock);
+ /* Nothing to do if we couldn't create the underlying qdisc */
+ if (!q->qdisc)
+ return;
qdisc_watchdog_cancel(&q->watchdog);
cbs_disable_offload(dev, q);
- if (q->qdisc)
- qdisc_put(q->qdisc);
+ spin_lock(&cbs_list_lock);
+ list_del(&q->cbs_list);
+ spin_unlock(&cbs_list_lock);
+
+ qdisc_put(q->qdisc);
}
static int cbs_dump(struct Qdisc *sch, struct sk_buff *skb)
@@ -461,7 +454,7 @@
struct tc_cbs_qopt opt = { };
struct nlattr *nest;
- nest = nla_nest_start(skb, TCA_OPTIONS);
+ nest = nla_nest_start_noflag(skb, TCA_OPTIONS);
if (!nest)
goto nla_put_failure;
--
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