netdev - Re: sfc: Replace LRO with GRO

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sun, 18 Jan 2009 21:50:27 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	bhutchings@...arflare.com, netdev@...r.kernel.org
Subject: Re: sfc: Replace LRO with GRO

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Thu, 15 Jan 2009 15:24:22 +1100

> sfc: Replace LRO with GRO
> 
> This patch makes sfc invoke the GRO hooks instead of LRO.  As
> GRO has a compatible external interface to LRO this is a very
> straightforward replacement.
> 
> Everything should appear identical to the user except that the
> offload is now controlled by the GRO ethtool option instead of
> LRO.  I've kept the lro module parameter as is since that's for
> compatibility only.
> 
> I have eliminated efx_rx_mk_skb as the GRO layer can take care
> of all packets regardless of whether GRO is enabled or not.
> 
> So the only case where we don't call GRO is if the packet checksum
> is absent.  This is to keep the behaviour changes of the patch to
> a minimum.
> 
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied for 2.6.30
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html