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- #ifndef _NETPRIO_CGROUP_H
- #define _NETPRIO_CGROUP_H
- #include <linux/cgroup.h>
- #include <linux/hardirq.h>
- #include <linux/rcupdate.h>
- #if IS_ENABLED(CONFIG_CGROUP_NET_PRIO)
- struct netprio_map {
- struct rcu_head rcu;
- u32 priomap_len;
- u32 priomap[];
- };
- static inline u32 task_netprioidx(struct task_struct *p)
- {
- struct cgroup_subsys_state *css;
- u32 idx;
- rcu_read_lock();
- css = task_css(p, net_prio_cgrp_id);
- idx = css->cgroup->id;
- rcu_read_unlock();
- return idx;
- }
- static inline void sock_update_netprioidx(struct sock_cgroup_data *skcd)
- {
- if (in_interrupt())
- return;
- sock_cgroup_set_prioidx(skcd, task_netprioidx(current));
- }
- #else
- static inline u32 task_netprioidx(struct task_struct *p)
- {
- return 0;
- }
- static inline void sock_update_netprioidx(struct sock_cgroup_data *skcd)
- {
- }
- #endif
- #endif
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