debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/net/core/netprio_cgroup.c
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@@ -1,10 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * net/core/netprio_cgroup.c	Priority Control Group
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- *
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- *		This program is free software; you can redistribute it and/or
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- *		modify it under the terms of the GNU General Public License
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- *		as published by the Free Software Foundation; either version
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- *		2 of the License, or (at your option) any later version.
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  *
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  * Authors:	Neil Horman <nhorman@tuxdriver.com>
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  */
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@@ -97,7 +93,7 @@
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 static u32 netprio_prio(struct cgroup_subsys_state *css, struct net_device *dev)
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 {
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 	struct netprio_map *map = rcu_dereference_rtnl(dev->priomap);
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-	int id = css->cgroup->id;
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+	int id = css->id;
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 	if (map && id < map->priomap_len)
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 		return map->priomap[id];
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@@ -117,7 +113,7 @@
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 			    struct net_device *dev, u32 prio)
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 {
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 	struct netprio_map *map;
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-	int id = css->cgroup->id;
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+	int id = css->id;
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 	int ret;
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 	/* avoid extending priomap for zero writes */
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@@ -181,7 +177,7 @@
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 static u64 read_prioidx(struct cgroup_subsys_state *css, struct cftype *cft)
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 {
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-	return css->cgroup->id;
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+	return css->id;
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 }
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 static int read_priomap(struct seq_file *sf, void *v)
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@@ -243,7 +239,7 @@
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 	cgroup_sk_alloc_disable();
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 	cgroup_taskset_for_each(p, css, tset) {
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-		void *v = (void *)(unsigned long)css->cgroup->id;
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+		void *v = (void *)(unsigned long)css->id;
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 		task_lock(p);
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 		iterate_fd(p->files, 0, update_netprio, v);
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@@ -303,6 +299,4 @@
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 	register_netdevice_notifier(&netprio_device_notifier);
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 	return 0;
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 }
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-
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 subsys_initcall(init_cgroup_netprio);
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-MODULE_LICENSE("GPL v2");