Subject: Re: number of TX DMA descriptors on re(4)
To: None <>
From: Izumi Tsutsui <>
List: tech-kern
Date: 11/23/2006 20:18:16 wrote:

> > Is there any reason to limit a number of TX descriptors by PAGE_SIZE?
> > (it's limited to 256 on 4KB/page system)
> maybe because contiguous page allocation likely fails when
> the device is hot-plugged?  (i was using re@cardbus at that time.)

Okay, I'll leave -current code until I can confirm that
bumping it improves some performance.
Izumi Tsutsui