Re: [dpdk-dev] [PATCH v1 0/5] Enable hotplug in vfio

2018-08-21 Thread Gaëtan Rivet
On Tue, Aug 21, 2018 at 02:45:32PM +0800, Jeff Guo wrote: > hi, gaetan > > > On 8/20/2018 5:15 PM, Gaëtan Rivet wrote: > > Hi Jeff, > > > > On Fri, Aug 17, 2018 at 06:51:26PM +0800, Jeff Guo wrote: > > > As we may know that the process of hotplug is different between igb_uio > > > and vfio. For

Re: [dpdk-dev] [PATCH v1 0/5] Enable hotplug in vfio

2018-08-20 Thread Jeff Guo
hi, gaetan On 8/20/2018 5:15 PM, Gaëtan Rivet wrote: Hi Jeff, On Fri, Aug 17, 2018 at 06:51:26PM +0800, Jeff Guo wrote: As we may know that the process of hotplug is different between igb_uio and vfio. For igb_uio, it could use uevent notification and memory failure handle mechanism for hotpl

Re: [dpdk-dev] [PATCH v1 0/5] Enable hotplug in vfio

2018-08-20 Thread Gaëtan Rivet
Hi Jeff, On Fri, Aug 17, 2018 at 06:51:26PM +0800, Jeff Guo wrote: > As we may know that the process of hotplug is different between igb_uio > and vfio. For igb_uio, it could use uevent notification and memory > failure handle mechanism for hotplug. But for vfio, when device is be > hotplug-out, t

[dpdk-dev] [PATCH v1 0/5] Enable hotplug in vfio

2018-08-17 Thread Jeff Guo
As we may know that the process of hotplug is different between igb_uio and vfio. For igb_uio, it could use uevent notification and memory failure handle mechanism for hotplug. But for vfio, when device is be hotplug-out, the uevent can not be detected immediately, because of the vfio kernel module