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Message-ID: <20100306091849.0e5d2a66@s6510> Date: Sat, 6 Mar 2010 09:18:49 -0800 From: Stephen Hemminger <shemminger@...tta.com> To: xiaohui.xin@...el.com Cc: netdev@...r.kernel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org, mingo@...e.hu, mst@...hat.com, jdike@...user-mode-linux.org, Zhao Yu <yzhao81@...il.com> Subject: Re: [PATCH v1 3/3] Let host NIC driver to DMA to guest user space. On Sat, 6 Mar 2010 17:38:38 +0800 xiaohui.xin@...el.com wrote: > From: Xin Xiaohui <xiaohui.xin@...el.com> > > The patch let host NIC driver to receive user space skb, > then the driver has chance to directly DMA to guest user > space buffers thru single ethX interface. > > Signed-off-by: Xin Xiaohui <xiaohui.xin@...el.com> > Signed-off-by: Zhao Yu <yzhao81@...il.com> > Sigend-off-by: Jeff Dike <jdike@...user-mode-linux.org> > --- > include/linux/netdevice.h | 76 ++++++++++++++++++++++++++++++++++++++++++- > include/linux/skbuff.h | 30 +++++++++++++++-- > net/core/dev.c | 32 ++++++++++++++++++ > net/core/skbuff.c | 79 +++++++++++++++++++++++++++++++++++++++++---- > 4 files changed, 205 insertions(+), 12 deletions(-) > There are too many ifdef's in this implementation. I would prefer to see a few functions (with stub for the non-ifdef case), like the network namespace code. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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