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author | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2020-08-07 14:29:11 +0200 |
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committer | Adrian Schmutzler <freifunk@adrianschmutzler.de> | 2020-09-02 16:29:23 +0200 |
commit | 95acc4fe0e31ae91d485635c021d259e06785b5d (patch) | |
tree | aa079a7cb0e09c4f2ba655925095fc27186c27a9 /target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch | |
parent | 66ab1fb395f85e018cb1c6ae0d3a14aa46373f84 (diff) | |
download | upstream-95acc4fe0e31ae91d485635c021d259e06785b5d.tar.gz upstream-95acc4fe0e31ae91d485635c021d259e06785b5d.tar.bz2 upstream-95acc4fe0e31ae91d485635c021d259e06785b5d.zip |
kernel: remove support for kernel 4.14
No target uses kernel 4.14 anymore.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Diffstat (limited to 'target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch')
-rw-r--r-- | target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch b/target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch deleted file mode 100644 index 96acb6887e..0000000000 --- a/target/linux/generic/backport-4.14/357-v4.18-netfilter-nf_flow_table-move-init-code-to-nf_flow_ta.patch +++ /dev/null @@ -1,298 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Sun, 18 Feb 2018 18:16:31 +0100 -Subject: [PATCH] netfilter: nf_flow_table: move init code to - nf_flow_table_core.c - -Reduces duplication of .gc and .params in flowtable type definitions and -makes the API clearer - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/include/net/netfilter/nf_flow_table.h -+++ b/include/net/netfilter/nf_flow_table.h -@@ -14,9 +14,8 @@ struct nf_flowtable; - struct nf_flowtable_type { - struct list_head list; - int family; -- void (*gc)(struct work_struct *work); -+ int (*init)(struct nf_flowtable *ft); - void (*free)(struct nf_flowtable *ft); -- const struct rhashtable_params *params; - nf_hookfn *hook; - struct module *owner; - }; -@@ -100,9 +99,8 @@ int nf_flow_table_iterate(struct nf_flow - - void nf_flow_table_cleanup(struct net *net, struct net_device *dev); - -+int nf_flow_table_init(struct nf_flowtable *flow_table); - void nf_flow_table_free(struct nf_flowtable *flow_table); --void nf_flow_offload_work_gc(struct work_struct *work); --extern const struct rhashtable_params nf_flow_offload_rhash_params; - - void flow_offload_dead(struct flow_offload *flow); - ---- a/net/ipv4/netfilter/nf_flow_table_ipv4.c -+++ b/net/ipv4/netfilter/nf_flow_table_ipv4.c -@@ -7,8 +7,7 @@ - - static struct nf_flowtable_type flowtable_ipv4 = { - .family = NFPROTO_IPV4, -- .params = &nf_flow_offload_rhash_params, -- .gc = nf_flow_offload_work_gc, -+ .init = nf_flow_table_init, - .free = nf_flow_table_free, - .hook = nf_flow_offload_ip_hook, - .owner = THIS_MODULE, ---- a/net/ipv6/netfilter/nf_flow_table_ipv6.c -+++ b/net/ipv6/netfilter/nf_flow_table_ipv6.c -@@ -8,8 +8,7 @@ - - static struct nf_flowtable_type flowtable_ipv6 = { - .family = NFPROTO_IPV6, -- .params = &nf_flow_offload_rhash_params, -- .gc = nf_flow_offload_work_gc, -+ .init = nf_flow_table_init, - .free = nf_flow_table_free, - .hook = nf_flow_offload_ipv6_hook, - .owner = THIS_MODULE, ---- a/net/netfilter/nf_flow_table_core.c -+++ b/net/netfilter/nf_flow_table_core.c -@@ -116,16 +116,50 @@ void flow_offload_dead(struct flow_offlo - } - EXPORT_SYMBOL_GPL(flow_offload_dead); - -+static u32 flow_offload_hash(const void *data, u32 len, u32 seed) -+{ -+ const struct flow_offload_tuple *tuple = data; -+ -+ return jhash(tuple, offsetof(struct flow_offload_tuple, dir), seed); -+} -+ -+static u32 flow_offload_hash_obj(const void *data, u32 len, u32 seed) -+{ -+ const struct flow_offload_tuple_rhash *tuplehash = data; -+ -+ return jhash(&tuplehash->tuple, offsetof(struct flow_offload_tuple, dir), seed); -+} -+ -+static int flow_offload_hash_cmp(struct rhashtable_compare_arg *arg, -+ const void *ptr) -+{ -+ const struct flow_offload_tuple *tuple = arg->key; -+ const struct flow_offload_tuple_rhash *x = ptr; -+ -+ if (memcmp(&x->tuple, tuple, offsetof(struct flow_offload_tuple, dir))) -+ return 1; -+ -+ return 0; -+} -+ -+static const struct rhashtable_params nf_flow_offload_rhash_params = { -+ .head_offset = offsetof(struct flow_offload_tuple_rhash, node), -+ .hashfn = flow_offload_hash, -+ .obj_hashfn = flow_offload_hash_obj, -+ .obj_cmpfn = flow_offload_hash_cmp, -+ .automatic_shrinking = true, -+}; -+ - int flow_offload_add(struct nf_flowtable *flow_table, struct flow_offload *flow) - { - flow->timeout = (u32)jiffies; - - rhashtable_insert_fast(&flow_table->rhashtable, - &flow->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].node, -- *flow_table->type->params); -+ nf_flow_offload_rhash_params); - rhashtable_insert_fast(&flow_table->rhashtable, - &flow->tuplehash[FLOW_OFFLOAD_DIR_REPLY].node, -- *flow_table->type->params); -+ nf_flow_offload_rhash_params); - return 0; - } - EXPORT_SYMBOL_GPL(flow_offload_add); -@@ -135,10 +169,10 @@ static void flow_offload_del(struct nf_f - { - rhashtable_remove_fast(&flow_table->rhashtable, - &flow->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].node, -- *flow_table->type->params); -+ nf_flow_offload_rhash_params); - rhashtable_remove_fast(&flow_table->rhashtable, - &flow->tuplehash[FLOW_OFFLOAD_DIR_REPLY].node, -- *flow_table->type->params); -+ nf_flow_offload_rhash_params); - - flow_offload_free(flow); - } -@@ -148,7 +182,7 @@ flow_offload_lookup(struct nf_flowtable - struct flow_offload_tuple *tuple) - { - return rhashtable_lookup_fast(&flow_table->rhashtable, tuple, -- *flow_table->type->params); -+ nf_flow_offload_rhash_params); - } - EXPORT_SYMBOL_GPL(flow_offload_lookup); - -@@ -237,7 +271,7 @@ out: - return 1; - } - --void nf_flow_offload_work_gc(struct work_struct *work) -+static void nf_flow_offload_work_gc(struct work_struct *work) - { - struct nf_flowtable *flow_table; - -@@ -245,42 +279,6 @@ void nf_flow_offload_work_gc(struct work - nf_flow_offload_gc_step(flow_table); - queue_delayed_work(system_power_efficient_wq, &flow_table->gc_work, HZ); - } --EXPORT_SYMBOL_GPL(nf_flow_offload_work_gc); -- --static u32 flow_offload_hash(const void *data, u32 len, u32 seed) --{ -- const struct flow_offload_tuple *tuple = data; -- -- return jhash(tuple, offsetof(struct flow_offload_tuple, dir), seed); --} -- --static u32 flow_offload_hash_obj(const void *data, u32 len, u32 seed) --{ -- const struct flow_offload_tuple_rhash *tuplehash = data; -- -- return jhash(&tuplehash->tuple, offsetof(struct flow_offload_tuple, dir), seed); --} -- --static int flow_offload_hash_cmp(struct rhashtable_compare_arg *arg, -- const void *ptr) --{ -- const struct flow_offload_tuple *tuple = arg->key; -- const struct flow_offload_tuple_rhash *x = ptr; -- -- if (memcmp(&x->tuple, tuple, offsetof(struct flow_offload_tuple, dir))) -- return 1; -- -- return 0; --} -- --const struct rhashtable_params nf_flow_offload_rhash_params = { -- .head_offset = offsetof(struct flow_offload_tuple_rhash, node), -- .hashfn = flow_offload_hash, -- .obj_hashfn = flow_offload_hash_obj, -- .obj_cmpfn = flow_offload_hash_cmp, -- .automatic_shrinking = true, --}; --EXPORT_SYMBOL_GPL(nf_flow_offload_rhash_params); - - static int nf_flow_nat_port_tcp(struct sk_buff *skb, unsigned int thoff, - __be16 port, __be16 new_port) -@@ -398,6 +396,24 @@ int nf_flow_dnat_port(const struct flow_ - } - EXPORT_SYMBOL_GPL(nf_flow_dnat_port); - -+int nf_flow_table_init(struct nf_flowtable *flowtable) -+{ -+ int err; -+ -+ INIT_DEFERRABLE_WORK(&flowtable->gc_work, nf_flow_offload_work_gc); -+ -+ err = rhashtable_init(&flowtable->rhashtable, -+ &nf_flow_offload_rhash_params); -+ if (err < 0) -+ return err; -+ -+ queue_delayed_work(system_power_efficient_wq, -+ &flowtable->gc_work, HZ); -+ -+ return 0; -+} -+EXPORT_SYMBOL_GPL(nf_flow_table_init); -+ - static void nf_flow_table_do_cleanup(struct flow_offload *flow, void *data) - { - struct net_device *dev = data; -@@ -423,8 +439,10 @@ EXPORT_SYMBOL_GPL(nf_flow_table_cleanup) - - void nf_flow_table_free(struct nf_flowtable *flow_table) - { -+ cancel_delayed_work_sync(&flow_table->gc_work); - nf_flow_table_iterate(flow_table, nf_flow_table_do_cleanup, NULL); - WARN_ON(!nf_flow_offload_gc_step(flow_table)); -+ rhashtable_destroy(&flow_table->rhashtable); - } - EXPORT_SYMBOL_GPL(nf_flow_table_free); - ---- a/net/netfilter/nf_flow_table_inet.c -+++ b/net/netfilter/nf_flow_table_inet.c -@@ -22,8 +22,7 @@ nf_flow_offload_inet_hook(void *priv, st - - static struct nf_flowtable_type flowtable_inet = { - .family = NFPROTO_INET, -- .params = &nf_flow_offload_rhash_params, -- .gc = nf_flow_offload_work_gc, -+ .init = nf_flow_table_init, - .free = nf_flow_table_free, - .hook = nf_flow_offload_inet_hook, - .owner = THIS_MODULE, ---- a/net/netfilter/nf_tables_api.c -+++ b/net/netfilter/nf_tables_api.c -@@ -5108,40 +5108,38 @@ static int nf_tables_newflowtable(struct - } - - flowtable->data.type = type; -- err = rhashtable_init(&flowtable->data.rhashtable, type->params); -+ err = type->init(&flowtable->data); - if (err < 0) - goto err3; - - err = nf_tables_flowtable_parse_hook(&ctx, nla[NFTA_FLOWTABLE_HOOK], - flowtable); - if (err < 0) -- goto err3; -+ goto err4; - - for (i = 0; i < flowtable->ops_len; i++) { - err = nf_register_net_hook(net, &flowtable->ops[i]); - if (err < 0) -- goto err4; -+ goto err5; - } - - err = nft_trans_flowtable_add(&ctx, NFT_MSG_NEWFLOWTABLE, flowtable); - if (err < 0) -- goto err5; -- -- INIT_DEFERRABLE_WORK(&flowtable->data.gc_work, type->gc); -- queue_delayed_work(system_power_efficient_wq, -- &flowtable->data.gc_work, HZ); -+ goto err6; - - list_add_tail_rcu(&flowtable->list, &table->flowtables); - table->use++; - - return 0; --err5: -+err6: - i = flowtable->ops_len; --err4: -+err5: - for (k = i - 1; k >= 0; k--) - nf_unregister_net_hook(net, &flowtable->ops[i]); - - kfree(flowtable->ops); -+err4: -+ flowtable->data.type->free(&flowtable->data); - err3: - module_put(type->owner); - err2: -@@ -5422,10 +5420,8 @@ err: - - static void nf_tables_flowtable_destroy(struct nft_flowtable *flowtable) - { -- cancel_delayed_work_sync(&flowtable->data.gc_work); - kfree(flowtable->name); - flowtable->data.type->free(&flowtable->data); -- rhashtable_destroy(&flowtable->data.rhashtable); - module_put(flowtable->data.type->owner); - } - |