From: Bowers, AndrewX <andrewx.bowers@intel.com>
To: intel-wired-lan@osuosl.org
Subject: [Intel-wired-lan] [dev-queue PATCH] i40evf: Fix link state event handling.
Date: Fri, 26 Aug 2016 16:19:41 +0000 [thread overview]
Message-ID: <26D9FDECA4FBDD4AADA65D8E2FC68A4A0F9FACC7@ORSMSX104.amr.corp.intel.com> (raw)
In-Reply-To: <1472165922-60629-1-git-send-email-sridhar.samudrala@intel.com>
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces at lists.osuosl.org] On
> Behalf Of Sridhar Samudrala
> Sent: Thursday, August 25, 2016 3:59 PM
> To: intel-wired-lan at lists.osuosl.org; Singhai, Anjali
> <anjali.singhai@intel.com>; Fastabend, John R
> <john.r.fastabend@intel.com>
> Subject: [Intel-wired-lan] [dev-queue PATCH] i40evf: Fix link state event
> handling.
>
> Currently disabling the link state from PF via
> ip link set enp5s0f0 vf 0 state disable doesnt' disable the CARRIER on
> the VF.
>
> This patch updates the carrier and starts/stops the tx queues based on the
> link state notification from PF.
>
> PF: enp5s0f0, VF: enp5s2
> #modprobe i40e
> #echo 2 > /sys/class/net/enp5s0f0/device/sriov_numvfs
> #ip link set enp5s2 up
> #ip -d link show enp5s2
> 175: enp5s2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq
> state UP mode DEFAULT group default qlen 1000
> link/ether ea:4d:60:bc:6f:85 brd ff:ff:ff:ff:ff:ff promiscuity 0 addrgenmode
> eui64
> #ip link set enp5s0f0 vf 0 state disable
> #ip -d link show enp5s0f0
> 171: enp5s0f0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
> mode DEFAULT group default qlen 1000
> link/ether 68:05:ca:2e:72:68 brd ff:ff:ff:ff:ff:ff promiscuity 0 addrgenmode
> eui64 numtxqueues 72 numrxqueues 72 portid 6805ca2e7268
> vf 0 MAC 00:00:00:00:00:00, spoof checking on, link-state disable, trust off
> vf 1 MAC 00:00:00:00:00:00, spoof checking on, link-state auto, trust off
> #ip -d link show enp5s2
> 175: enp5s2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq
> state DOWN mode DEFAULT group default qlen 1000
> link/ether ea:4d:60:bc:6f:85 brd ff:ff:ff:ff:ff:ff promiscuity 0 addrgenmode
> eui64 numtxqueues 16 numrxqueues 16
>
> Signed-off-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
> ---
> drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Functions as described
prev parent reply other threads:[~2016-08-26 16:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-25 22:58 [Intel-wired-lan] [dev-queue PATCH] i40evf: Fix link state event handling Sridhar Samudrala
2016-08-26 16:19 ` Bowers, AndrewX [this message]
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