| To: | Donald Becker <becker@xxxxxxxxx> |
|---|---|
| Subject: | Re: copybreak and gige network drivers |
| From: | Chris Friesen <cfriesen@xxxxxxxxxxxxxxxxxx> |
| Date: | Tue, 30 Sep 2003 10:39:11 -0400 |
| Cc: | davem@xxxxxxxxxx, netdev@xxxxxxxxxxx |
| References: | <Pine.LNX.4.44.0309291834330.2166-100000@training.scyld.com> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
| User-agent: | Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.8) Gecko/20020204 |
Donald Becker wrote: The decision point is pretty much break-even in the range of 150-400 bytes, and most packets are either smaller or much larger, so just pick a likely value. I tried to look at the bin sizes for the skbuff allocator, but you'll find that the overhead changes faster than you can possibly track.
Chris -- Chris Friesen | MailStop: 043/33/F10 Nortel Networks | work: (613) 765-0557 3500 Carling Avenue | fax: (613) 765-2986 Nepean, ON K2H 8E9 Canada | email: cfriesen@xxxxxxxxxxxxxxxxxx |
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