tree 3989b000550aa061d6cd222a83c12c62c1cc0182
parent 30a3ae30c775e2723f86ef70746ad3cb4404a4c9
author Herbert Xu <herbert@gondor.apana.org.au> 1243363827 +0000
committer David S. Miller <davem@davemloft.net> 1243419961 -0700

gro: Optimise length comparison in skb_gro_header

By caching frag0_len, we can avoid checking both frag0 and the
length separately in skb_gro_header.  This helps as skb_gro_header
is called four times per packet which amounts to a few million
times at 10Gb/s.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>