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c942299924
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of version 2 of the gnu general public license as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 51 franklin street fifth floor boston ma 02110 1301 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 21 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141334.228102212@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2007-2013 Nicira, Inc.
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*/
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#ifndef FLOW_TABLE_H
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#define FLOW_TABLE_H 1
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#include <linux/kernel.h>
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#include <linux/netlink.h>
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#include <linux/openvswitch.h>
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#include <linux/spinlock.h>
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#include <linux/types.h>
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#include <linux/rcupdate.h>
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#include <linux/if_ether.h>
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#include <linux/in6.h>
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#include <linux/jiffies.h>
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#include <linux/time.h>
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#include <net/inet_ecn.h>
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#include <net/ip_tunnels.h>
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#include "flow.h"
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struct table_instance {
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struct hlist_head *buckets;
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unsigned int n_buckets;
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struct rcu_head rcu;
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int node_ver;
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u32 hash_seed;
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bool keep_flows;
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};
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struct flow_table {
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struct table_instance __rcu *ti;
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struct table_instance __rcu *ufid_ti;
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struct list_head mask_list;
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unsigned long last_rehash;
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unsigned int count;
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unsigned int ufid_count;
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};
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extern struct kmem_cache *flow_stats_cache;
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int ovs_flow_init(void);
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void ovs_flow_exit(void);
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struct sw_flow *ovs_flow_alloc(void);
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void ovs_flow_free(struct sw_flow *, bool deferred);
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int ovs_flow_tbl_init(struct flow_table *);
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int ovs_flow_tbl_count(const struct flow_table *table);
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void ovs_flow_tbl_destroy(struct flow_table *table);
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int ovs_flow_tbl_flush(struct flow_table *flow_table);
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int ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow,
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const struct sw_flow_mask *mask);
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void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow);
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int ovs_flow_tbl_num_masks(const struct flow_table *table);
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struct sw_flow *ovs_flow_tbl_dump_next(struct table_instance *table,
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u32 *bucket, u32 *idx);
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struct sw_flow *ovs_flow_tbl_lookup_stats(struct flow_table *,
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const struct sw_flow_key *,
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u32 *n_mask_hit);
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struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *,
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const struct sw_flow_key *);
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struct sw_flow *ovs_flow_tbl_lookup_exact(struct flow_table *tbl,
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const struct sw_flow_match *match);
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struct sw_flow *ovs_flow_tbl_lookup_ufid(struct flow_table *,
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const struct sw_flow_id *);
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bool ovs_flow_cmp(const struct sw_flow *, const struct sw_flow_match *);
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void ovs_flow_mask_key(struct sw_flow_key *dst, const struct sw_flow_key *src,
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bool full, const struct sw_flow_mask *mask);
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#endif /* flow_table.h */
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