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Patch series "generic radix trees; drop flex arrays". This patch (of 7): There was no real need for this code to be using flexarrays, it's just implementing a hash table - ideally it would be using rhashtables, but that conversion would be significantly more complicated. Link: http://lkml.kernel.org/r/20181217131929.11727-2-kent.overstreet@gmail.com Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Reviewed-by: Matthew Wilcox <willy@infradead.org> Cc: Pravin B Shelar <pshelar@ovn.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Eric Paris <eparis@parisplace.org> Cc: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Cc: Neil Horman <nhorman@tuxdriver.com> Cc: Paul Moore <paul@paul-moore.com> Cc: Shaohua Li <shli@kernel.org> Cc: Stephen Smalley <sds@tycho.nsa.gov> Cc: Vlad Yasevich <vyasevich@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
86 lines
3 KiB
C
86 lines
3 KiB
C
/*
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* Copyright (c) 2007-2013 Nicira, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*/
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#ifndef FLOW_NETLINK_H
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#define FLOW_NETLINK_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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size_t ovs_tun_key_attr_size(void);
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size_t ovs_key_attr_size(void);
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void ovs_match_init(struct sw_flow_match *match,
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struct sw_flow_key *key, bool reset_key,
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struct sw_flow_mask *mask);
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int ovs_nla_put_key(const struct sw_flow_key *, const struct sw_flow_key *,
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int attr, bool is_mask, struct sk_buff *);
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int parse_flow_nlattrs(const struct nlattr *attr, const struct nlattr *a[],
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u64 *attrsp, bool log);
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int ovs_nla_get_flow_metadata(struct net *net,
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const struct nlattr *a[OVS_KEY_ATTR_MAX + 1],
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u64 attrs, struct sw_flow_key *key, bool log);
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int ovs_nla_put_identifier(const struct sw_flow *flow, struct sk_buff *skb);
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int ovs_nla_put_masked_key(const struct sw_flow *flow, struct sk_buff *skb);
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int ovs_nla_put_mask(const struct sw_flow *flow, struct sk_buff *skb);
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int ovs_nla_get_match(struct net *, struct sw_flow_match *,
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const struct nlattr *key, const struct nlattr *mask,
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bool log);
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int ovs_nla_put_tunnel_info(struct sk_buff *skb,
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struct ip_tunnel_info *tun_info);
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bool ovs_nla_get_ufid(struct sw_flow_id *, const struct nlattr *, bool log);
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int ovs_nla_get_identifier(struct sw_flow_id *sfid, const struct nlattr *ufid,
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const struct sw_flow_key *key, bool log);
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u32 ovs_nla_get_ufid_flags(const struct nlattr *attr);
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int ovs_nla_copy_actions(struct net *net, const struct nlattr *attr,
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const struct sw_flow_key *key,
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struct sw_flow_actions **sfa, bool log);
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int ovs_nla_add_action(struct sw_flow_actions **sfa, int attrtype,
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void *data, int len, bool log);
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int ovs_nla_put_actions(const struct nlattr *attr,
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int len, struct sk_buff *skb);
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void ovs_nla_free_flow_actions(struct sw_flow_actions *);
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void ovs_nla_free_flow_actions_rcu(struct sw_flow_actions *);
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int nsh_key_from_nlattr(const struct nlattr *attr, struct ovs_key_nsh *nsh,
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struct ovs_key_nsh *nsh_mask);
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int nsh_hdr_from_nlattr(const struct nlattr *attr, struct nshhdr *nh,
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size_t size);
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#endif /* flow_netlink.h */
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