Re: [PATCH V5 2/6 net-next] netdevice.h: Add zero-copy flag in netdevice

Shirley Ma
2011-05-26T19:11:17Z

On Thu, 2011-05-26 at 11:49 +0300, Michael S. Tsirkin wrote:
> >
> > > - SG support
> > > - HIGHDMA support (on arches where this makes sense)
> >
> > This can be checked by device flags.
>
> OK, but pls note that SG can get turned off dynamically.

Tested the patch w/i SG dynmically on/off and tcpdump suspended.