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authorHerbert Xu <herbert@gondor.apana.org.au>2009-05-26 18:50:27 +0000
committerDavid S. Miller <davem@davemloft.net>2009-05-27 03:26:01 -0700
commit7489594cb249aeb178287c9a43a9e4f366044259 (patch)
tree3989b000550aa061d6cd222a83c12c62c1cc0182 /net/ipv4
parent30a3ae30c775e2723f86ef70746ad3cb4404a4c9 (diff)
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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>
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