Messages in this thread | | | From | Hiroshi Shimamoto <> | Subject | RE: [PATCH v2] ixgbe: make VLAN filter conditional | Date | Fri, 6 Mar 2015 06:04:10 +0000 |
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> From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> > > Disable hardware VLAN filtering if netdev->features VLAN flag is dropped. > > In SR-IOV case, there is a use case which needs to disable VLAN filter. > For example, we need to make a network function with VF in virtualized > environment. That network function may be a software switch, a router > or etc. It means that that network function will be an end point which > terminates many VLANs. > > In the current implementation, VLAN filtering always be turned on and > VF can receive only 63 VLANs. It means that only 63 VLANs can be terminated > in one NIC. > > With this patch, if the user turns VLAN filtering off on the host, VF > can receive every VLAN packet. > > This VLAN filtering can be turned on or off when SR-IOV is disabled, if not > the operation is rejected.
Hi,
any comment about this? I added a warning message and prevent operation during SR-IOV is enabled.
thanks, Hiroshi
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