aboutsummaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/net/ip_fib.h39
1 files changed, 28 insertions, 11 deletions
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 338d3ed..249af66 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -120,16 +120,22 @@ struct fib_result_nl {
int err;
};
+extern struct hlist_head fib_table_hash[];
+
#ifdef CONFIG_IP_ROUTE_MULTIPATH
#define FIB_RES_NH(res) ((res).fi->fib_nh[(res).nh_sel])
#define FIB_RES_RESET(res) ((res).nh_sel = 0)
+#define FIB_TABLE_HASHSZ 2
+
#else /* CONFIG_IP_ROUTE_MULTIPATH */
#define FIB_RES_NH(res) ((res).fi->fib_nh[0])
#define FIB_RES_RESET(res)
+#define FIB_TABLE_HASHSZ 256
+
#endif /* CONFIG_IP_ROUTE_MULTIPATH */
#define FIB_RES_PREFSRC(res) ((res).fi->fib_prefsrc ? : __fib_res_prefsrc(&res))
@@ -156,14 +162,17 @@ struct fib_table {
#ifndef CONFIG_IP_MULTIPLE_TABLES
-extern struct fib_table *ip_fib_local_table;
-extern struct fib_table *ip_fib_main_table;
+#define TABLE_LOCAL_INDEX 0
+#define TABLE_MAIN_INDEX 1
static inline struct fib_table *fib_get_table(u32 id)
{
- if (id != RT_TABLE_LOCAL)
- return ip_fib_main_table;
- return ip_fib_local_table;
+ struct hlist_head *ptr;
+
+ ptr = id == RT_TABLE_LOCAL ?
+ &fib_table_hash[TABLE_LOCAL_INDEX] :
+ &fib_table_hash[TABLE_MAIN_INDEX];
+ return hlist_entry(ptr->first, struct fib_table, tb_hlist);
}
static inline struct fib_table *fib_new_table(u32 id)
@@ -173,16 +182,24 @@ static inline struct fib_table *fib_new_table(u32 id)
static inline int fib_lookup(const struct flowi *flp, struct fib_result *res)
{
- if (ip_fib_local_table->tb_lookup(ip_fib_local_table, flp, res) &&
- ip_fib_main_table->tb_lookup(ip_fib_main_table, flp, res))
- return -ENETUNREACH;
- return 0;
+ struct fib_table *table;
+
+ table = fib_get_table(RT_TABLE_LOCAL);
+ if (!table->tb_lookup(table, flp, res))
+ return 0;
+
+ table = fib_get_table(RT_TABLE_MAIN);
+ if (!table->tb_lookup(table, flp, res))
+ return 0;
+ return -ENETUNREACH;
}
-static inline void fib_select_default(const struct flowi *flp, struct fib_result *res)
+static inline void fib_select_default(const struct flowi *flp,
+ struct fib_result *res)
{
+ struct fib_table *table = fib_get_table(RT_TABLE_MAIN);
if (FIB_RES_GW(*res) && FIB_RES_NH(*res).nh_scope == RT_SCOPE_LINK)
- ip_fib_main_table->tb_select_default(ip_fib_main_table, flp, res);
+ table->tb_select_default(table, flp, res);
}
#else /* CONFIG_IP_MULTIPLE_TABLES */