From: Eric Dumazet <eric.dumazet@gmail.com>
To: Alexander Duyck <alexander.h.duyck@intel.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, jeffrey.t.kirsher@intel.com
Subject: Re: [PATCH] net: Update netdev_alloc_frag to work more efficiently with TCP and GRO
Date: Wed, 20 Jun 2012 20:41:33 +0200 [thread overview]
Message-ID: <1340217693.4604.1576.camel@edumazet-glaptop> (raw)
In-Reply-To: <4FE20511.4000206@intel.com>
On Wed, 2012-06-20 at 10:14 -0700, Alexander Duyck wrote:
> Actually I think I just realized what the difference is. I was looking
> at things with LRO disabled. With LRO enabled our hardware RSC feature
> kind of defeats the whole point of the GRO or TCP coalescing anyway
> since it will stuff 16 fragments into a single packet before we even
> hand the packet off to the stack.
I noticed LRO was now 'off' by default on ixgbe (net-next tree), I am
pretty sure it was 'on' some months ago ?
next prev parent reply other threads:[~2012-06-20 18:41 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-20 0:43 [PATCH] net: Update netdev_alloc_frag to work more efficiently with TCP and GRO Alexander Duyck
2012-06-20 1:49 ` Alexander Duyck
2012-06-20 5:36 ` Eric Dumazet
2012-06-20 8:17 ` Eric Dumazet
2012-06-20 8:44 ` Eric Dumazet
2012-06-20 9:04 ` David Miller
2012-06-20 9:14 ` Eric Dumazet
2012-06-20 13:21 ` Eric Dumazet
2012-06-21 4:07 ` Alexander Duyck
2012-06-21 5:07 ` Eric Dumazet
2012-06-22 12:33 ` Eric Dumazet
2012-06-23 0:17 ` Alexander Duyck
2012-06-29 23:04 ` Alexander Duyck
2012-06-30 8:39 ` Eric Dumazet
2012-06-21 5:56 ` David Miller
2012-06-20 16:30 ` Alexander Duyck
2012-06-20 17:14 ` Alexander Duyck
2012-06-20 18:41 ` Eric Dumazet [this message]
2012-06-20 20:10 ` Alexander Duyck
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