net: unix: Align send data_len up to PAGE_SIZE
Using whole of allocated pages reduces requested skb->data size. This is just a little more thriftily allocation. netperf does not show difference with the current performance. Signed-off-by: NKirill Tkhai <ktkhai@parallels.com> Acked-by: NEric Dumazet <edumazet@google.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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