kernel_optimize_test/include/net/netprio_cgroup.h

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/*
* netprio_cgroup.h Control Group Priority set
*
*
* Authors: Neil Horman <nhorman@tuxdriver.com>
*
* 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.
*
*/
#ifndef _NETPRIO_CGROUP_H
#define _NETPRIO_CGROUP_H
#include <linux/module.h>
#include <linux/cgroup.h>
#include <linux/hardirq.h>
#include <linux/rcupdate.h>
struct cgroup_netprio_state
{
struct cgroup_subsys_state css;
u32 prioidx;
};
struct netprio_map {
struct rcu_head rcu;
u32 priomap_len;
u32 priomap[];
};
#ifdef CONFIG_CGROUPS
#ifndef CONFIG_NETPRIO_CGROUP
extern int net_prio_subsys_id;
#endif
extern void sock_update_netprioidx(struct sock *sk);
static inline struct cgroup_netprio_state
*task_netprio_state(struct task_struct *p)
{
#if IS_ENABLED(CONFIG_NETPRIO_CGROUP)
return container_of(task_subsys_state(p, net_prio_subsys_id),
struct cgroup_netprio_state, css);
#else
return NULL;
#endif
}
#else
#define sock_update_netprioidx(sk)
#define skb_update_prio(skb)
static inline struct cgroup_netprio_state
*task_netprio_state(struct task_struct *p)
{
return NULL;
}
#endif
#endif /* _NET_CLS_CGROUP_H */