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-rw-r--r--include/net/netfilter/nf_tables.h25
1 files changed, 15 insertions, 10 deletions
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 001d294edf57..fe7c50acc681 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -114,7 +114,7 @@ static inline void nft_reg_store8(u32 *dreg, u8 val)
*(u8 *)dreg = val;
}
-static inline u8 nft_reg_load8(u32 *sreg)
+static inline u8 nft_reg_load8(const u32 *sreg)
{
return *(u8 *)sreg;
}
@@ -125,7 +125,7 @@ static inline void nft_reg_store16(u32 *dreg, u16 val)
*(u16 *)dreg = val;
}
-static inline u16 nft_reg_load16(u32 *sreg)
+static inline u16 nft_reg_load16(const u32 *sreg)
{
return *(u16 *)sreg;
}
@@ -135,7 +135,7 @@ static inline void nft_reg_store64(u32 *dreg, u64 val)
put_unaligned(val, (u64 *)dreg);
}
-static inline u64 nft_reg_load64(u32 *sreg)
+static inline u64 nft_reg_load64(const u32 *sreg)
{
return get_unaligned((u64 *)sreg);
}
@@ -820,7 +820,8 @@ struct nft_expr_ops {
*/
struct nft_expr {
const struct nft_expr_ops *ops;
- unsigned char data[];
+ unsigned char data[]
+ __attribute__((aligned(__alignof__(u64))));
};
static inline void *nft_expr_priv(const struct nft_expr *expr)
@@ -963,25 +964,31 @@ struct nft_stats {
struct u64_stats_sync syncp;
};
+struct nft_hook {
+ struct list_head list;
+ struct nf_hook_ops ops;
+ struct rcu_head rcu;
+};
+
/**
* struct nft_base_chain - nf_tables base chain
*
* @ops: netfilter hook ops
+ * @hook_list: list of netfilter hooks (for NFPROTO_NETDEV family)
* @type: chain type
* @policy: default policy
* @stats: per-cpu chain stats
* @chain: the chain
- * @dev_name: device name that this base chain is attached to (if any)
* @flow_block: flow block (for hardware offload)
*/
struct nft_base_chain {
struct nf_hook_ops ops;
+ struct list_head hook_list;
const struct nft_chain_type *type;
u8 policy;
u8 flags;
struct nft_stats __percpu *stats;
struct nft_chain chain;
- char dev_name[IFNAMSIZ];
struct flow_block flow_block;
};
@@ -1146,7 +1153,7 @@ struct nft_object_ops {
int nft_register_obj(struct nft_object_type *obj_type);
void nft_unregister_obj(struct nft_object_type *obj_type);
-#define NFT_FLOWTABLE_DEVICE_MAX 8
+#define NFT_NETDEVICE_MAX 256
/**
* struct nft_flowtable - nf_tables flow table
@@ -1155,7 +1162,6 @@ void nft_unregister_obj(struct nft_object_type *obj_type);
* @table: the table the flow table is contained in
* @name: name of this flow table
* @hooknum: hook number
- * @priority: hook priority
* @ops_len: number of hooks in array
* @genmask: generation mask
* @use: number of references to this flow table
@@ -1169,13 +1175,12 @@ struct nft_flowtable {
struct nft_table *table;
char *name;
int hooknum;
- int priority;
int ops_len;
u32 genmask:2,
use:30;
u64 handle;
/* runtime data below here */
- struct nf_hook_ops *ops ____cacheline_aligned;
+ struct list_head hook_list ____cacheline_aligned;
struct nf_flowtable data;
};