A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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net: Allow netdevices to specify needed head/tailroom

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This patch adds needed_headroom/needed_tailroom members to struct
net_device and updates many places that allocate sbks to use them. Not
all of them can be converted though, and I'm sure I missed some (I
mostly grepped for LL_RESERVED_SPACE)

Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Johannes Berg 2008-05-12 20:48:31 -07:00 • committed by David S. Miller
commit f5184d267c
13 changed files with 39 additions and 31 deletions
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2
net/packet/af_packet.c
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@ -743,7 +743,7 @@ static int packet_sendmsg(struct kiocb *iocb, struct socket *sock,
if (len > dev->mtu+reserve)
goto out_unlock;
skb = sock_alloc_send_skb(sk, len + LL_RESERVED_SPACE(dev),
skb = sock_alloc_send_skb(sk, len + LL_ALLOCATED_SPACE(dev),
msg->msg_flags & MSG_DONTWAIT, &err);
if (skb==NULL)
goto out_unlock;