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54 lines
1.0 KiB
54 lines
1.0 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* netprio_cgroup.h Control Group Priority set |
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* |
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* Authors: Neil Horman <[email protected]> |
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*/ |
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#ifndef _NETPRIO_CGROUP_H |
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#define _NETPRIO_CGROUP_H |
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#include <linux/cgroup.h> |
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#include <linux/hardirq.h> |
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#include <linux/rcupdate.h> |
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#if IS_ENABLED(CONFIG_CGROUP_NET_PRIO) |
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struct netprio_map { |
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struct rcu_head rcu; |
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u32 priomap_len; |
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u32 priomap[]; |
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}; |
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static inline u32 task_netprioidx(struct task_struct *p) |
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{ |
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struct cgroup_subsys_state *css; |
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u32 idx; |
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rcu_read_lock(); |
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css = task_css(p, net_prio_cgrp_id); |
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idx = css->id; |
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rcu_read_unlock(); |
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return idx; |
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} |
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static inline void sock_update_netprioidx(struct sock_cgroup_data *skcd) |
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{ |
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if (in_interrupt()) |
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return; |
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sock_cgroup_set_prioidx(skcd, task_netprioidx(current)); |
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} |
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#else /* !CONFIG_CGROUP_NET_PRIO */ |
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static inline u32 task_netprioidx(struct task_struct *p) |
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{ |
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return 0; |
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} |
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static inline void sock_update_netprioidx(struct sock_cgroup_data *skcd) |
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{ |
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} |
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#endif /* CONFIG_CGROUP_NET_PRIO */ |
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#endif /* _NET_CLS_CGROUP_H */
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