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authorDavid Ahern <dsahern@gmail.com>2018-04-17 17:33:25 -0700
committerDavid S. Miller <davem@davemloft.net>2018-04-17 23:41:17 -0400
commit93531c6743157d7e8c5792f8ed1a57641149d62c (patch)
tree4b98aae69f30150406618f00ac902c88de9a3a94 /include/net
parenta64efe142f5e70b7e39276a414bbb3b96691c608 (diff)
downloadlinux-93531c6743157d7e8c5792f8ed1a57641149d62c.tar.gz
net/ipv6: separate handling of FIB entries from dst based routes
Last step before flipping the data type for FIB entries:
- use fib6_info_alloc to create FIB entries in ip6_route_info_create
  and addrconf_dst_alloc
- use fib6_info_release in place of dst_release, ip6_rt_put and
  rt6_release
- remove the dst_hold before calling __ip6_ins_rt or ip6_del_rt
- when purging routes, drop per-cpu routes
- replace inc and dec of rt6i_ref with fib6_info_hold and fib6_info_release
- use rt->from since it points to the FIB entry
- drop references to exception bucket, fib6_metrics and per-cpu from
  dst entries (those are relevant for fib entries only)

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/ip6_fib.h4
-rw-r--r--include/net/ip6_route.h3
2 files changed, 2 insertions, 5 deletions
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 630392ae12d8..6c3d92bb3459 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -314,9 +314,7 @@ static inline u32 rt6_get_cookie(const struct rt6_info *rt)
 
 	if (rt->rt6i_flags & RTF_PCPU ||
 	    (unlikely(!list_empty(&rt->rt6i_uncached)) && rt->from))
-		rt = rt->from;
-
-	rt6_get_cookie_safe(rt, &cookie);
+		rt6_get_cookie_safe(rt->from, &cookie);
 
 	return cookie;
 }
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 686cdc7f356a..57d0d45667f1 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -114,8 +114,7 @@ static inline int ip6_route_get_saddr(struct net *net, struct rt6_info *rt,
 				      unsigned int prefs,
 				      struct in6_addr *saddr)
 {
-	struct inet6_dev *idev =
-			rt ? ip6_dst_idev((struct dst_entry *)rt) : NULL;
+	struct inet6_dev *idev = rt ? rt->rt6i_idev : NULL;
 	int err = 0;
 
 	if (rt && rt->rt6i_prefsrc.plen)