Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-14 Thread Tan, Jianfeng
> -Original Message- > From: Yuanhan Liu [mailto:yuanhan@linux.intel.com] > Sent: Friday, April 14, 2017 3:01 PM > To: Tan, Jianfeng > Cc: dev@dpdk.org; olivier.m...@6wind.com; sta...@dpdk.org > Subject: Re: [PATCH] net/virtio-user: fix not working on 32-bit system > > On Fri, Apr 14

Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-14 Thread Yuanhan Liu
On Fri, Apr 14, 2017 at 06:56:01AM +, Tan, Jianfeng wrote: > > > > -Original Message- > > From: Yuanhan Liu [mailto:yuanhan@linux.intel.com] > > Sent: Friday, April 14, 2017 2:20 PM > > To: Tan, Jianfeng > > Cc: dev@dpdk.org; olivier.m...@6wind.com; sta...@dpdk.org > > Subject: Re

Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-13 Thread Tan, Jianfeng
> -Original Message- > From: Yuanhan Liu [mailto:yuanhan@linux.intel.com] > Sent: Friday, April 14, 2017 2:20 PM > To: Tan, Jianfeng > Cc: dev@dpdk.org; olivier.m...@6wind.com; sta...@dpdk.org > Subject: Re: [PATCH] net/virtio-user: fix not working on 32-bit system > > On Fri, Apr 14

Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-13 Thread Yuanhan Liu
On Fri, Apr 14, 2017 at 05:53:55AM +, Tan, Jianfeng wrote: > > > diff --git a/drivers/net/virtio/virtqueue.h > > > b/drivers/net/virtio/virtqueue.h > > > index f9e3736..f43ea70 100644 > > > --- a/drivers/net/virtio/virtqueue.h > > > +++ b/drivers/net/virtio/virtqueue.h > > > @@ -72,7 +72,8 @@

Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-13 Thread Tan, Jianfeng
> -Original Message- > From: Yuanhan Liu [mailto:yuanhan@linux.intel.com] > Sent: Friday, April 14, 2017 1:32 PM > To: Tan, Jianfeng > Cc: dev@dpdk.org; olivier.m...@6wind.com; sta...@dpdk.org > Subject: Re: [PATCH] net/virtio-user: fix not working on 32-bit system > > On Thu, Apr 13

Re: [dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-13 Thread Yuanhan Liu
On Thu, Apr 13, 2017 at 02:12:56PM +, Jianfeng Tan wrote: > virtio-user cannot work on 32-bit system as higher 32-bit of the > addr field (64-bit) in the desc is filled with non-zero value > which should not happen for a 32-bit system. > > This is a regression bug. For 32-bit system, the first

[dpdk-dev] [PATCH] net/virtio-user: fix not working on 32-bit system

2017-04-13 Thread Jianfeng Tan
virtio-user cannot work on 32-bit system as higher 32-bit of the addr field (64-bit) in the desc is filled with non-zero value which should not happen for a 32-bit system. This is a regression bug. For 32-bit system, the first 4 bytes is the virtual address, with following 8 bytes pointing to phys