netdev - Re: [RFC] New driver API to speed up small packets xmits

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Message-ID: <adad517zk2r.fsf@cisco.com>
Date:	Fri, 11 May 2007 04:16:44 -0700
From:	Roland Dreier <rdreier@...co.com>
To:	Andi Kleen <ak@...e.de>
Cc:	Krishna Kumar2 <krkumar2@...ibm.com>,
	Andi Kleen <andi@...stfloor.org>, netdev@...r.kernel.org
Subject: Re: [RFC] New driver API to speed up small packets xmits

 > I wasn't talking about sending.
 > 
 > But there actually is :- TSO/GSO.

As I said before, getting multiple packets in one call to xmit would
be nice for amortizing per-xmit overhead in IPoIB.  So it would be
nice if the cases where the stack does GSO ended up passing all the
segments into the driver in one go.

 - R.
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