Sorry I have not followed this work as close as I would have wanted. Some questions below. On 2/4/21 4:16 AM, Jason Wang wrote: > > On 2021/2/2 下午6:35, Parav Pandit wrote: >> Linux vdpa interface allows vdpa device management functionality. >> This includes adding, removing, querying vdpa devices. >> >> vdpa interface also includes showing supported management devices >> which support such operations. >> >> This patchset includes kernel uapi headers and a vdpa tool. >> >> examples: >> >> $ vdpa mgmtdev show >> vdpasim: >> supported_classes net >> >> $ vdpa mgmtdev show -jp >> { >> "show": { >> "vdpasim": { >> "supported_classes": [ "net" ] >> } >> } >> } >> How can a user establish the relationship between a mgmtdev and it's parent device (pci vf, sf, etc)? >> Create a vdpa device of type networking named as "foo2" from >> the management device vdpasim_net: >> >> $ vdpa dev add mgmtdev vdpasim_net name foo2 >> I guess this command will accept a 'type' parameter once more supported_classes are added? Also, will this tool also handle the vdpa driver binding or will the user handle that through the vdpa bus' sysfs interface? >> Show the newly created vdpa device by its name: >> $ vdpa dev show foo2 >> foo2: type network mgmtdev vdpasim_net vendor_id 0 max_vqs 2 max_vq_size 256 >> >> $ vdpa dev show foo2 -jp >> { >> "dev": { >> "foo2": { >> "type": "network", >> "mgmtdev": "vdpasim_net", >> "vendor_id": 0, >> "max_vqs": 2, >> "max_vq_size": 256 >> } >> } >> } >> >> Delete the vdpa device after its use: >> $ vdpa dev del foo2 >> >> Patch summary: >> Patch-1 adds kernel headers for vdpa subsystem >> Patch-2 adds library routines for indent handling >> Patch-3 adds library routines for generic socket communication >> PAtch-4 adds library routine for number to string mapping >> Patch-5 adds vdpa tool >> >> Kernel headers are from the vhost kernel tree [1] from branch linux-next. >> >> [1] https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git >> >> --- > > > Adding Adrian to see if this looks good for k8s integration. > > Thanks > Thanks -- Adrián Moreno _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization