Re: [dpdk-dev] [PATCH] fm10k: support XEN domain0

["Liu, Jijiang" <jijiang.liu@intel.com>]

Hi guys,

> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Stephen Hemminger
> Sent: Saturday, May 16, 2015 7:58 AM
> To: He, Shaopeng
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] fm10k: support XEN domain0
> 
> On Fri, 15 May 2015 16:56:02 +0800
> Shaopeng He <shaopeng.he@intel.com> wrote:
> 
> > fm10k was failing to run in XEN domain0, as the physical memory for
> > DMA should be allocated and translated in a different way for XEN
> > domain0. So
> > rte_memzone_reserve_bounded() should be used for DMA memory
> > allocation, and rte_mem_phy2mch() should be used for DMA memory
> > address translation to support running fm10k PMD in XEN domain0.
> >
> > Signed-off-by: Shaopeng He <shaopeng.he@intel.com>
> 
> I agree with Thomas that this code has spread everywhere and should be in a
> common spot.
> 
> Also, we discovered as part of the Xen net-front driver that it should be a
> runtime determination, not a config option!

I also agree that it should be in a common spot.
But  it had better to apply the following Stephen's patch first. If so, Shaopeng just use the common function in the patch, which would be good.  
http://dpdk.org/ml/archives/dev/2015-March/014992.html