| To: | David Brownell <david-b@xxxxxxxxxxx> |
|---|---|
| Subject: | Re: [e1000 2.6 10/11] TxDescriptors -> 1024 default |
| From: | "David S. Miller" <davem@xxxxxxxxxx> |
| Date: | Mon, 15 Sep 2003 01:17:31 -0700 |
| Cc: | ricardoz@xxxxxxxxxx, hadi@xxxxxxxxxx, greearb@xxxxxxxxxxxxxxx, jgarzik@xxxxxxxxx, scott.feldman@xxxxxxxxx, netdev@xxxxxxxxxxx |
| In-reply-to: | <3F652910.4090509@pacbell.net> |
| References: | <OF72607111.CD0234C8-ON85256DA1.0068861B-86256DA1.0068FF60@us.ibm.com> <3F652910.4090509@pacbell.net> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Sun, 14 Sep 2003 19:50:56 -0700 David Brownell <david-b@xxxxxxxxxxx> wrote: > Except ones where CONFIG_EMBEDDED, maybe? Not everyone wants > to spend that much memory, even when it's available... Dropping the packet between the network stack and the driver does waste memory for _LONGER_ periods of time. When we drop, TCP still hangs onto the buffer, and we'll send it again and again until it makes it and we get an ACK back or the connection completely times out. |
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