Re: Handling of short frames in gem(4) (was: CVS commit: src/sys/dev/ic)

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Wed, Jan 02, 2008 at 09:09:27PM +0000, David Laight wrote:
> > Or even just have a mbuf for each TX ring entry and check for that
> > before freeing.
> 
> Actually it shold be possible to tx the padding from a permanently mapped
> buffer of zeros.

On platforms where DMA access is non-trivial, it might be faster to just
copy the whole to statically mapped TX ring elements. That's what I
wanted to say.

Joerg