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Re: alignment issues on netif_rx

To: kuznet@xxxxxxxxxxxxx
Subject: Re: alignment issues on netif_rx
From: Jes Sorensen <jes@xxxxxxxxxxxxx>
Date: 19 Dec 2000 16:32:10 +0100
Cc: netdev@xxxxxxxxxxx, davem@xxxxxxxxxx
In-reply-to: kuznet@xxxxxxxxxxxxx's message of "Mon, 18 Dec 2000 23:31:37 +0300 (MSK)"
References: <200012182031.XAA00572@xxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
User-agent: Gnus/5.070096 (Pterodactyl Gnus v0.96) Emacs/20.4
>>>>> "ANK" == kuznet  <kuznet@xxxxxxxxxxxxx> writes:

ANK> Hello!
>> This still requires that the card can DMA to multiple buffers,

ANK> If they cannot dma to not aligned buffers, scatter dma is
ANK> meaningless in any case.

Thats why I suggested the misaligned-word loads, otherwise we have to
copy both Ethernet and IP/TCP/UDP headers.

Jes

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