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ipv4: Remember FIB alias list head and table in lookup results.

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This will be used later to implement fib_select_default() in a
completely generic manner, instead of the current situation where the
default route is re-looked up in the TRIE/HASH table and then the
available aliases are analyzed.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-01-31 16:10:03 -08:00
parent a5e3c2aae2
commit 5b4704419c
5 changed files with 14 additions and 8 deletions
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7
net/ipv4/fib_semantics.c
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@ -889,8 +889,9 @@ failure:
}
/* Note! fib_semantic_match intentionally uses RCU list functions. */
int fib_semantic_match(struct list_head *head, const struct flowi *flp,
struct fib_result *res, int prefixlen, int fib_flags)
int fib_semantic_match(struct fib_table *tb, struct list_head *head,
const struct flowi *flp, struct fib_result *res,
int prefixlen, int fib_flags)
{
struct fib_alias *fa;
int nh_sel = 0;
@ -954,6 +955,8 @@ out_fill_res:
res->type = fa->fa_type;
res->scope = fa->fa_scope;
res->fi = fa->fa_info;
res->table = tb;
res->fa_head = head;
if (!(fib_flags & FIB_LOOKUP_NOREF))
atomic_inc(&res->fi->fib_clntref);
return 0;