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authorGreg KH <greg@press.(none)>2005-10-28 10:13:16 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2005-10-28 10:13:16 -0700
commit6fbfddcb52d8d9fa2cd209f5ac2a1c87497d55b5 (patch)
treec0414e89678fcef7ce3493e048d855bde781ae8d /net/xfrm/xfrm_state.c
parent1a222bca26ca691e83be1b08f5e96ae96d0d8cae (diff)
parent27d1097d39509494706eaa2620ef3b1e780a3224 (diff)
downloadtalos-obmc-linux-6fbfddcb52d8d9fa2cd209f5ac2a1c87497d55b5.tar.gz
talos-obmc-linux-6fbfddcb52d8d9fa2cd209f5ac2a1c87497d55b5.zip
Merge ../bleed-2.6
Diffstat (limited to 'net/xfrm/xfrm_state.c')
-rw-r--r--net/xfrm/xfrm_state.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 9d206c282cf1..8b9a4747417d 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1026,6 +1026,12 @@ void xfrm_state_delete_tunnel(struct xfrm_state *x)
}
EXPORT_SYMBOL(xfrm_state_delete_tunnel);
+/*
+ * This function is NOT optimal. For example, with ESP it will give an
+ * MTU that's usually two bytes short of being optimal. However, it will
+ * usually give an answer that's a multiple of 4 provided the input is
+ * also a multiple of 4.
+ */
int xfrm_state_mtu(struct xfrm_state *x, int mtu)
{
int res = mtu;
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