Forget about it, I found a bug in my software. Once solved, no problem with PKT_TX_VLAN_PKT at all.
Regards, El lun., 3 sept. 2018 a las 19:32, Victor Huertas (<vhuer...@gmail.com>) escribió: > Hi all, > > I have realized that the PKT_TX_VLAN_PKT flag for Tx Vlan Offload doesn't > work in my application. > > According to the NICs I have (IGB) there seems to be a problem with this > vlan offload tx feature and this version of DPDK according to the Bug 17 : > https://bugs.dpdk.org/show_bug.cgi?id=17 > > I have tested it using vfio_pci and igb_uio drivers as well as SW vlan > insertion (rte_vlan_insert) and the result is exactly the same. > > Have this bug been solved so far? > > These are my NICs: > 04:00.1 Ethernet controller: Intel Corporation 82576 Gigabit Network > Connection (rev 01) > Subsystem: Super Micro Computer Inc Device 10c9 > Flags: fast devsel, IRQ 17 > Memory at fafe0000 (32-bit, non-prefetchable) [disabled] [size=128K] > Memory at fafc0000 (32-bit, non-prefetchable) [disabled] [size=128K] > I/O ports at ec00 [disabled] [size=32] > Memory at fafbc000 (32-bit, non-prefetchable) [disabled] [size=16K] > [virtual] Expansion ROM at faf80000 [disabled] [size=128K] > Capabilities: [40] Power Management version 3 > Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+ > Capabilities: [70] MSI-X: Enable- Count=10 Masked- > Capabilities: [a0] Express Endpoint, MSI 00 > Capabilities: [100] Advanced Error Reporting > Capabilities: [140] Device Serial Number 00-30-48-ff-ff-bb-17-02 > Capabilities: [150] Alternative Routing-ID Interpretation (ARI) > Capabilities: [160] Single Root I/O Virtualization (SR-IOV) > Kernel driver in use: vfio-pci > Kernel modules: igb > > 04:00.0 Ethernet controller: Intel Corporation 82576 Gigabit Network > Connection (rev 01) > Subsystem: Super Micro Computer Inc Device 10c9 > Flags: fast devsel, IRQ 16 > Memory at faf60000 (32-bit, non-prefetchable) [disabled] [size=128K] > Memory at faf40000 (32-bit, non-prefetchable) [disabled] [size=128K] > I/O ports at e880 [disabled] [size=32] > Memory at faf3c000 (32-bit, non-prefetchable) [disabled] [size=16K] > [virtual] Expansion ROM at faf00000 [disabled] [size=128K] > Capabilities: [40] Power Management version 3 > Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+ > Capabilities: [70] MSI-X: Enable- Count=10 Masked- > Capabilities: [a0] Express Endpoint, MSI 00 > Capabilities: [100] Advanced Error Reporting > Capabilities: [140] Device Serial Number 00-30-48-ff-ff-bb-17-02 > Capabilities: [150] Alternative Routing-ID Interpretation (ARI) > Capabilities: [160] Single Root I/O Virtualization (SR-IOV) > Kernel driver in use: vfio-pci > Kernel modules: igb > > Thanks for your attention > > Regards, > > PD: BTW, I have observed that capturing a, for example, an ARP message in > an rx queue which the VLAN stripped the answer is sent correctly if I set > the PKT_TX_VLAN_PKT flag and the VLAN_TCI is the same... However, if I try > to set the VLAN header from a non-VLAN stripped frame then it doesnt work. > > > > -- > Victor > -- Victor
