diff options
Diffstat (limited to 'include/net/netprio_cgroup.h')
| -rw-r--r-- | include/net/netprio_cgroup.h | 42 |
1 files changed, 18 insertions, 24 deletions
diff --git a/include/net/netprio_cgroup.h b/include/net/netprio_cgroup.h index 7b2d43139c8..f2a9597ff53 100644 --- a/include/net/netprio_cgroup.h +++ b/include/net/netprio_cgroup.h @@ -13,44 +13,38 @@ #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[]; }; -#ifdef CONFIG_CGROUPS - -struct cgroup_netprio_state { - struct cgroup_subsys_state css; - u32 prioidx; -}; - -#ifndef CONFIG_NETPRIO_CGROUP -extern int net_prio_subsys_id; -#endif +void sock_update_netprioidx(struct sock *sk); -extern void sock_update_netprioidx(struct sock *sk); - -static inline struct cgroup_netprio_state - *task_netprio_state(struct task_struct *p) +static inline u32 task_netprioidx(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 + 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; +} +#else /* !CONFIG_CGROUP_NET_PRIO */ +static inline u32 task_netprioidx(struct task_struct *p) +{ + return 0; } - -#else #define sock_update_netprioidx(sk) -#endif +#endif /* CONFIG_CGROUP_NET_PRIO */ #endif /* _NET_CLS_CGROUP_H */ |