netdev - Re: [PATCH 4/4] USBNET: ax88179_178a: enable tso if host supports sg dma

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Date:	Thu, 1 Aug 2013 10:04:47 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Oliver Neukum <oneukum@...e.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"David S. Miller" <davem@...emloft.net>,
	Freddy Xin <freddy@...x.com.tw>,
	Ben Hutchings <bhutchings@...arflare.com>,
	Grant Grundler <grundler@...gle.com>, netdev@...r.kernel.org,
	linux-usb@...r.kernel.org
Subject: Re: [PATCH 4/4] USBNET: ax88179_178a: enable tso if host supports sg dma

On Wed, Jul 31, 2013 at 11:15 PM, Eric Dumazet <eric.dumazet@...il.com> wrote:
> On Wed, 2013-07-31 at 16:02 +0200, Oliver Neukum wrote:
>
> Hmm, I would rather make sure SG is really supported before adding TSO
> support.
>
> TCP stack can build skb with fragments of any size, not multiple
> of 512 or 1024 bytes.

Now Sarah Sharp(xHCD maintainer) has Acked patch 2/4, and confirmed
SG is supported on xHCD, so I appreciate that you network guys may
review the network related changes in patch 3/4 and 4/4, then we
can move on, :-)


Thanks,
--
Ming Lei
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