| To: | Andi Kleen <ak@xxxxxxx> |
|---|---|
| Subject: | Re: bad TSO performance in 2.6.9-rc2-BK |
| From: | "David S. Miller" <davem@xxxxxxxxxxxxx> |
| Date: | Mon, 27 Sep 2004 17:15:20 -0700 |
| Cc: | ak@xxxxxxx, jheffner@xxxxxxx, niv@xxxxxxxxxx, andy.grover@xxxxxxxxx, anton@xxxxxxxxx, netdev@xxxxxxxxxxx |
| In-reply-to: | <20040927235117.GC15825@xxxxxxxxxxxxx> |
| References: | <20040923161141.4ea9be4c.davem@xxxxxxxxxxxxx> <Pine.NEB.4.33.0409271416360.14606-100000@xxxxxxxxxxxxxx> <20040927160411.22b44f48.davem@xxxxxxxxxxxxx> <20040927232554.GB15825@xxxxxxxxxxxxx> <20040927163751.274f6071.davem@xxxxxxxxxxxxx> <20040927235117.GC15825@xxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Tue, 28 Sep 2004 01:51:17 +0200 Andi Kleen <ak@xxxxxxx> wrote: > Looks like the e1000 is too fast... Yes, the e1000 does TSO expansion much faster than the MIPS cpus on the tg3. I believe the e1000 implementation is in the ASIC instead of being implemented with a firmware runing on a general purpose on-board processor. In the 5705 and later revisions, the tg3 implements TSO in the ASIC as well. |
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