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authorDavid S. Miller <davem@davemloft.net>2012-07-10 04:01:57 -0700
committerDavid S. Miller <davem@davemloft.net>2012-07-10 22:40:12 -0700
commit3e12939a2a67fbb4cbd962c3b9bc398c73319766 (patch)
treecb3d49ded9da2def0c08e9f5085af870aeadc993 /include
parentinet: Minimize use of cached route inetpeer. (diff)
downloadlinux-dev-3e12939a2a67fbb4cbd962c3b9bc398c73319766.tar.xz
linux-dev-3e12939a2a67fbb4cbd962c3b9bc398c73319766.zip
inet: Kill FLOWI_FLAG_PRECOW_METRICS.
No longer needed. TCP writes metrics, but now in it's own special cache that does not dirty the route metrics. Therefore there is no longer any reason to pre-cow metrics in this way. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/flow.h5
-rw-r--r--include/net/inet_sock.h2
-rw-r--r--include/net/route.h2
3 files changed, 2 insertions, 7 deletions
diff --git a/include/net/flow.h b/include/net/flow.h
index bd524f598561..ce9cb7656b47 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -20,9 +20,8 @@ struct flowi_common {
__u8 flowic_proto;
__u8 flowic_flags;
#define FLOWI_FLAG_ANYSRC 0x01
-#define FLOWI_FLAG_PRECOW_METRICS 0x02
-#define FLOWI_FLAG_CAN_SLEEP 0x04
-#define FLOWI_FLAG_RT_NOCACHE 0x08
+#define FLOWI_FLAG_CAN_SLEEP 0x02
+#define FLOWI_FLAG_RT_NOCACHE 0x04
__u32 flowic_secid;
};
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index ae17e1352d7e..924d7b98ab60 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -245,8 +245,6 @@ static inline __u8 inet_sk_flowi_flags(const struct sock *sk)
if (inet_sk(sk)->transparent || inet_sk(sk)->hdrincl)
flags |= FLOWI_FLAG_ANYSRC;
- if (sk->sk_protocol == IPPROTO_TCP)
- flags |= FLOWI_FLAG_PRECOW_METRICS;
return flags;
}
diff --git a/include/net/route.h b/include/net/route.h
index 211e2665139b..635d7a99d199 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -278,8 +278,6 @@ static inline void ip_route_connect_init(struct flowi4 *fl4, __be32 dst, __be32
if (inet_sk(sk)->transparent)
flow_flags |= FLOWI_FLAG_ANYSRC;
- if (protocol == IPPROTO_TCP)
- flow_flags |= FLOWI_FLAG_PRECOW_METRICS;
if (can_sleep)
flow_flags |= FLOWI_FLAG_CAN_SLEEP;