patches for DPDK stable branches
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From: Ye Xiaolong <>
To: Thierry Herbelot <>
Cc:, Laurent Hardy <>,
	Thomas Monjalon <>,,,
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] net/i40e: set speed to undefined for default case in link update
Date: Mon, 30 Sep 2019 18:53:54 +0800
Message-ID: <> (raw)
In-Reply-To: <>

On 09/11, Thierry Herbelot wrote:
>From: Laurent Hardy <>
>During PF/VF link update, a default speed value of 100M will be set
>if get_link_info has failed or speed is unknown.
>Consequently if PF is put in no-carrier state, VFs will switch to
>"in carrier" state due to a link up + a link speed set to 100M
>(default value if no speed detected).
>To be consistent with linux drivers on which PF and VFs are in
>same carrier state, sets default speed to undefined (instead of 100M)
>and updates a link status of VF only if link is up and speed is
>different from undefined.
>Fixes: 4861cde46116 ('i40e: new poll mode driver')
>Signed-off-by: Laurent Hardy <>
> drivers/net/i40e/i40e_ethdev.c    | 4 ++--
> drivers/net/i40e/i40e_ethdev_vf.c | 8 +++++---
> 2 files changed, 7 insertions(+), 5 deletions(-)

Reviewed-by: Xiaolong Ye <>

Applied to dpdk-next-net-intel.

      parent reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-11 16:02 [dpdk-stable] " Thierry Herbelot
2019-09-17  2:40 ` Zhang, Qi Z
2019-09-30 10:53 ` Ye Xiaolong [this message]

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