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Diffstat (limited to 'include/net/netprio_cgroup.h')
-rw-r--r--include/net/netprio_cgroup.h54
1 files changed, 8 insertions, 46 deletions
diff --git a/include/net/netprio_cgroup.h b/include/net/netprio_cgroup.h
index d58fdec4759..f2a9597ff53 100644
--- a/include/net/netprio_cgroup.h
+++ b/include/net/netprio_cgroup.h
@@ -13,76 +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
-
-extern void sock_update_netprioidx(struct sock *sk);
-
-#if IS_BUILTIN(CONFIG_NETPRIO_CGROUP)
+void sock_update_netprioidx(struct sock *sk);
static inline u32 task_netprioidx(struct task_struct *p)
{
- struct cgroup_netprio_state *state;
+ struct cgroup_subsys_state *css;
u32 idx;
rcu_read_lock();
- state = container_of(task_subsys_state(p, net_prio_subsys_id),
- struct cgroup_netprio_state, css);
- idx = state->prioidx;
+ css = task_css(p, net_prio_cgrp_id);
+ idx = css->cgroup->id;
rcu_read_unlock();
return idx;
}
-
-#elif IS_MODULE(CONFIG_NETPRIO_CGROUP)
-
-static inline u32 task_netprioidx(struct task_struct *p)
-{
- struct cgroup_netprio_state *state;
- int subsys_id;
- u32 idx = 0;
-
- rcu_read_lock();
- subsys_id = rcu_dereference_index_check(net_prio_subsys_id,
- rcu_read_lock_held());
- if (subsys_id >= 0) {
- state = container_of(task_subsys_state(p, subsys_id),
- struct cgroup_netprio_state, css);
- idx = state->prioidx;
- }
- rcu_read_unlock();
- return idx;
-}
-
-#else
-
+#else /* !CONFIG_CGROUP_NET_PRIO */
static inline u32 task_netprioidx(struct task_struct *p)
{
return 0;
}
-#endif /* CONFIG_NETPRIO_CGROUP */
-
-#else
#define sock_update_netprioidx(sk)
-#endif
+#endif /* CONFIG_CGROUP_NET_PRIO */
#endif /* _NET_CLS_CGROUP_H */