linux-kernel - Re: [RFC][PATCH 1/1] cxgb3i: cxgb3 iSCSI initiator

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Message-ID: <48A08145.6060703@hp.com>
Date:	Mon, 11 Aug 2008 11:13:25 -0700
From:	Rick Jones <rick.jones2@...com>
To:	David Miller <davem@...emloft.net>
CC:	rdreier@...co.com, jgarzik@...ox.com, swise@...ngridcomputing.com,
	divy@...lsio.com, kxie@...lsio.com, netdev@...r.kernel.org,
	open-iscsi@...glegroups.com, michaelc@...wisc.edu,
	daisyc@...ibm.com, wenxiong@...ibm.com, bhua@...ibm.com,
	dm@...lsio.com, leedom@...lsio.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 1/1] cxgb3i: cxgb3 iSCSI initiator

David Miller wrote:
> And I even wonder, these days, if you probably get %90 or more of the
> gain these "optimized" iSCSI connections obtain from things like LRO.
> And since LRO can be done entirely in software (although stateless
> HW assistence helps), it is even a NIC agnostic performance improvement.

Probably depends on whether or not the iSCSI offload solutions are doing 
zero-copy receive into the filecache?

rick jones
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