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bnx2x: Remove two prefetch() 

1) Even on 64bit arches, sizeof(struct sk_buff) < 256
2) No need to prefetch same pointer twice.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Eilon Greenstein <eilong@broadcom.com>
Acked-by: Eliezer Tamir <eliezer@tamir.org.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2010-04-27 12:18:13 +00:00 committed by David S. Miller
parent d5ffd75a27
commit 214f1c87bd
1 changed files with 0 additions and 2 deletions
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2
drivers/net/bnx2x_main.c
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@ -1617,7 +1617,6 @@ static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
rx_buf = &fp->rx_buf_ring[bd_cons];
skb = rx_buf->skb;
prefetch(skb);
prefetch((u8 *)skb + 256);
len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
pad = cqe->fast_path_cqe.placement_offset;
@ -1668,7 +1667,6 @@ static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
dma_unmap_addr(rx_buf, mapping),
pad + RX_COPY_THRESH,
DMA_FROM_DEVICE);
prefetch(skb);
prefetch(((char *)(skb)) + 128);
/* is this an error packet? */