On Sun, Apr 25, 2010 at 4:19 AM, <[email protected]> wrote: > From: Xin Xiaohui <[email protected]> > > Signed-off-by: Xin Xiaohui <[email protected]> > Signed-off-by: Zhao Yu <[email protected]> > Reviewed-by: Jeff Dike <[email protected]> > --- > include/linux/netdevice.h | 19 ++++++++++++++++++- > 1 files changed, 18 insertions(+), 1 deletions(-) > > diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h > index c79a88b..bf79756 100644 > --- a/include/linux/netdevice.h > +++ b/include/linux/netdevice.h > @@ -530,6 +530,22 @@ struct netdev_queue { > unsigned long tx_dropped; > } ____cacheline_aligned_in_smp; > > +/* Add a structure in structure net_device, the new field is > + * named as mp_port. It's for mediate passthru (zero-copy). > + * It contains the capability for the net device driver, > + * a socket, and an external buffer creator, external means > + * skb buffer belongs to the device may not be allocated from > + * kernel space. > + */ > +struct mpassthru_port { > + int hdr_len; > + int data_len; > + int npages; > + unsigned flags; > + struct socket *sock; > + struct skb_external_page *(*ctor)(struct mpassthru_port *, > + struct sk_buff *, int); > +};
I tried searching around, but couldn't find where struct skb_external_page is declared. Where is it? Andy -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
