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SubjectRe: [PATCH RFC] fix problems with NETIF_F_HIGHDMA in networking drivers v2
Date
 > diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> index df3eb8c..53be462 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
> +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> @@ -1058,7 +1058,7 @@ static void ipoib_setup(struct net_device *dev)
> dev->type = ARPHRD_INFINIBAND;
> dev->tx_queue_len = ipoib_sendq_size * 2;
> dev->features = (NETIF_F_VLAN_CHALLENGED |
> - NETIF_F_HIGHDMA);
> + NETIF_F_DMA_HIGH);
> dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
>
> memcpy(dev->broadcast, ipv4_bcast_addr, INFINIBAND_ALEN);

Been meaning to mention this for a bit, but ipoib is capable of handling
any DMA address, so if I understand your patch correctly, this can be
NETIF_F_DMA_64BIT instead of just DMA_HIGH.
--
Roland Dreier <rolandd@cisco.com>
For corporate legal information go to:
http://www.cisco.com/web/about/doing_business/legal/cri/index.html


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