tree e4d4c83f135f58c32a85454e28e33407711f7718
parent c1f79426e2df5ef96fe3e76de6c7606d15bf390b
author Eric Dumazet <eric.dumazet@gmail.com> 1279825748 +0000
committer David S. Miller <davem@davemloft.net> 1280030757 -0700

net: pskb_expand_head() optimization

Move frags[] at the end of struct skb_shared_info, and make
pskb_expand_head() copy only the used part of it instead of whole array.

This should avoid kmemcheck warnings and speedup pskb_expand_head() as
well, avoiding a lot of cache misses.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>