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SubjectRe: [Intel-wired-lan] i40e X722 RSS problem with NAT-Traversal IPsec packets
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On Thu, May 16, 2019 at 10:10:55AM -0700, Alexander Duyck wrote:
> So I was sent a link to the datasheet for the part and I have a
> working theory that what we may be seeing is a problem in the firmware
> for the part.
>
> Can you try applying the attached patch and send the output from the
> dmesg? Specifically I would want anything with the name "i40e" in it.
> What I am looking for is something like the following:
> [ 294.383416] i40e 0000:81:00.1: fw 5.0.40043 api 1.5 nvm 5.04 0x800024cd 0.0.0
> [ 294.675039] i40e 0000:81:00.1: MAC address: 68:05:ca:37:c7:99
> [ 294.685941] i40e 0000:81:00.1: flow_type: 63 input_mask:0x0000000000004000
> [ 294.686056] i40e 0000:81:00.1: flow_type: 46 input_mask:0x0007fff800000000
> [ 294.686170] i40e 0000:81:00.1: flow_type: 45 input_mask:0x0007fff800000000
> [ 294.686284] i40e 0000:81:00.1: flow_type: 44 input_mask:0x0007ffff80000000
> [ 294.686399] i40e 0000:81:00.1: flow_type: 43 input_mask:0x0007fffe00000000
> [ 294.686513] i40e 0000:81:00.1: flow_type: 41 input_mask:0x0007fffe00000000
> [ 294.686628] i40e 0000:81:00.1: flow_type: 36 input_mask:0x0001801800000000
> [ 294.686743] i40e 0000:81:00.1: flow_type: 35 input_mask:0x0001801800000000
> [ 294.686858] i40e 0000:81:00.1: flow_type: 34 input_mask:0x0001801f80000000
> [ 294.686973] i40e 0000:81:00.1: flow_type: 33 input_mask:0x0001801e00000000
> [ 294.687087] i40e 0000:81:00.1: flow_type: 31 input_mask:0x0001801e00000000
> [ 294.691906] i40e 0000:81:00.1 ens5f1: renamed from eth0
> [ 294.711173] i40e 0000:81:00.1 ens5f1: NIC Link is Up, 10 Gbps Full
> Duplex, Flow Control: None
> [ 294.759061] i40e 0000:81:00.1: PCI-Express: Speed 8.0GT/s Width x8
> [ 294.863363] i40e 0000:81:00.1: Features: PF-id[1] VFs: 32 VSIs: 34
> QP: 32 RSS FD_ATR FD_SB NTUPLE VxLAN Geneve PTP VEPA
>
> With that we can tell what flow types are enabled, and what input
> fields are enabled for each flow type. My suspicion is that we may see
> the two new types added to X722 for UDP, 29 and 30, may not match type
> 31 which is the current flow type supported on the X710.
>
> I have included a copy inline below in case the patch is stripped,
> however I suspect it will not apply cleanly as the mail client I am
> using usually ends up causing white space mangling by replacing tabs
> with spaces.
>
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c
> b/drivers/net/ethernet/intel/i40e/i40e_main.c
> index 65c2b9d2652b..0c93859f8184 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_main.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
> @@ -10998,6 +10998,15 @@ static int i40e_pf_config_rss(struct i40e_pf *pf)
> ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
> hena |= i40e_pf_get_default_rss_hena(pf);
>
> + for (ret = 64; ret--;) {
> + if (!(hena & (1ull << ret)))
> + continue;
> + dev_info(&pf->pdev->dev, "flow_type: %d
> input_mask:0x%08x%08x\n",
> + ret,
> + i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, ret)),
> + i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, ret)));
> + }
> +
> i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
> i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));

> i40e: Debug hash inputs

Here is what I see:

i40e: Intel(R) Ethernet Connection XL710 Network Driver - version 2.1.7-k
i40e: Copyright (c) 2013 - 2014 Intel Corporation.
i40e 0000:3d:00.0: fw 3.10.52896 api 1.6 nvm 4.00 0x80001577 1.1767.0
i40e 0000:3d:00.0: The driver for the device detected a newer version of the NVM image than expected. Please install the most recent version of the network driver.
i40e 0000:3d:00.0: MAC address: a4:bf:01:4e:0c:87
i40e 0000:3d:00.0: flow_type: 63 input_mask:0x0000000000004000
i40e 0000:3d:00.0: flow_type: 46 input_mask:0x0007fff800000000
i40e 0000:3d:00.0: flow_type: 45 input_mask:0x0007fff800000000
i40e 0000:3d:00.0: flow_type: 44 input_mask:0x0007ffff80000000
i40e 0000:3d:00.0: flow_type: 43 input_mask:0x0007fffe00000000
i40e 0000:3d:00.0: flow_type: 42 input_mask:0x0007fffe00000000
i40e 0000:3d:00.0: flow_type: 41 input_mask:0x0007fffe00000000
i40e 0000:3d:00.0: flow_type: 40 input_mask:0x0007fffe00000000
i40e 0000:3d:00.0: flow_type: 39 input_mask:0x0007fffe00000000
i40e 0000:3d:00.0: flow_type: 36 input_mask:0x0006060000000000
i40e 0000:3d:00.0: flow_type: 35 input_mask:0x0006060000000000
i40e 0000:3d:00.0: flow_type: 34 input_mask:0x0006060780000000
i40e 0000:3d:00.0: flow_type: 33 input_mask:0x0006060600000000
i40e 0000:3d:00.0: flow_type: 32 input_mask:0x0006060600000000
i40e 0000:3d:00.0: flow_type: 31 input_mask:0x0006060600000000
i40e 0000:3d:00.0: flow_type: 30 input_mask:0x0006060600000000
i40e 0000:3d:00.0: flow_type: 29 input_mask:0x0006060600000000
i40e 0000:3d:00.0: Features: PF-id[0] VSIs: 34 QP: 12 TXQ: 13 RSS VxLAN Geneve VEPA
i40e 0000:3d:00.1: fw 3.10.52896 api 1.6 nvm 4.00 0x80001577 1.1767.0
i40e 0000:3d:00.1: The driver for the device detected a newer version of the NVM image than expected. Please install the most recent version of the network driver.
i40e 0000:3d:00.1: MAC address: a4:bf:01:4e:0c:88
i40e 0000:3d:00.1: flow_type: 63 input_mask:0x0000000000004000
i40e 0000:3d:00.1: flow_type: 46 input_mask:0x0007fff800000000
i40e 0000:3d:00.1: flow_type: 45 input_mask:0x0007fff800000000
i40e 0000:3d:00.1: flow_type: 44 input_mask:0x0007ffff80000000
i40e 0000:3d:00.1: flow_type: 43 input_mask:0x0007fffe00000000
i40e 0000:3d:00.1: flow_type: 42 input_mask:0x0007fffe00000000
i40e 0000:3d:00.1: flow_type: 41 input_mask:0x0007fffe00000000
i40e 0000:3d:00.1: flow_type: 40 input_mask:0x0007fffe00000000
i40e 0000:3d:00.1: flow_type: 39 input_mask:0x0007fffe00000000
i40e 0000:3d:00.1: flow_type: 36 input_mask:0x0006060000000000
i40e 0000:3d:00.1: flow_type: 35 input_mask:0x0006060000000000
i40e 0000:3d:00.1: flow_type: 34 input_mask:0x0006060780000000
i40e 0000:3d:00.1: flow_type: 33 input_mask:0x0006060600000000
i40e 0000:3d:00.1: flow_type: 32 input_mask:0x0006060600000000
i40e 0000:3d:00.1: flow_type: 31 input_mask:0x0006060600000000
i40e 0000:3d:00.1: flow_type: 30 input_mask:0x0006060600000000
i40e 0000:3d:00.1: flow_type: 29 input_mask:0x0006060600000000
i40e 0000:3d:00.1: Features: PF-id[1] VSIs: 34 QP: 12 TXQ: 13 RSS VxLAN Geneve VEPA
i40e 0000:3d:00.1 eth2: NIC Link is Up, 1000 Mbps Full Duplex, Flow Control: None
i40e_ioctl: power down: eth1
i40e_ioctl: power down: eth2

--
Len Sorensen

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