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Re: [rfc 1/3] ipvs: handle PARTIAL_CHECKSUM

To: Simon Horman <horms@xxxxxxxxxxxx>
Subject: Re: [rfc 1/3] ipvs: handle PARTIAL_CHECKSUM
Cc: lvs-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Siim Põder <siim@xxxxxxxxxxxxxxx>, Julian Anastasov <ja@xxxxxx>, Malcolm Turnbull <malcolm@xxxxxxxxxxxxxxxx>, Julius Volz <juliusv@xxxxxxxxxx>, Vince Busam <vbusam@xxxxxxxxxx>
From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Mon, 8 Sep 2008 17:24:40 +1000
On Mon, Sep 08, 2008 at 12:04:21PM +1000, Simon Horman wrote:
>
>       /* Adjust TCP checksums */
> -     if (!cp->app && (tcph->check != 0)) {
> +     if (skb->ip_summed == CHECKSUM_PARTIAL) {
> +             tcp_partial_csum_update(cp->af, tcph, &cp->daddr, &cp->vaddr,
> +                                     htonl(oldlen),
> +                                     htonl(skb->len - tcphoff));

I don't know what cp->app is but should we be updating the checksum
when it's set? The previous code seems to want to compute a full
checksum instead.

Cheers,
-- 
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Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
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