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Message-ID: <IA3PR11MB8985FDFAD4E99DB7E554EF5F8F6BA@IA3PR11MB8985.namprd11.prod.outlook.com>
Date: Mon, 9 Jun 2025 07:11:59 +0000
From: "Romanowski, Rafal" <rafal.romanowski@...el.com>
To: Robert Malz <robert.malz@...onical.com>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>, "intel-wired-lan@...ts.osuosl.org"
	<intel-wired-lan@...ts.osuosl.org>, "Nguyen, Anthony L"
	<anthony.l.nguyen@...el.com>, "Kitszel, Przemyslaw"
	<przemyslaw.kitszel@...el.com>, "andrew+netdev@...n.ch"
	<andrew+netdev@...n.ch>, "davem@...emloft.net" <davem@...emloft.net>,
	"edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org"
	<kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>,
	"sylwesterx.dziedziuch@...el.com" <sylwesterx.dziedziuch@...el.com>,
	"mateusz.palczewski@...el.com" <mateusz.palczewski@...el.com>, "Keller, Jacob
 E" <jacob.e.keller@...el.com>
Subject: RE: [Intel-wired-lan] [PATCH v3 1/2] i40e: return false from
 i40e_reset_vf if reset is in progress

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf Of Robert
> Malz
> Sent: Tuesday, May 20, 2025 10:32 AM
> To: netdev@...r.kernel.org; intel-wired-lan@...ts.osuosl.org; Nguyen, Anthony L
> <anthony.l.nguyen@...el.com>; Kitszel, Przemyslaw
> <przemyslaw.kitszel@...el.com>; andrew+netdev@...n.ch;
> davem@...emloft.net; edumazet@...gle.com; kuba@...nel.org;
> pabeni@...hat.com; sylwesterx.dziedziuch@...el.com;
> mateusz.palczewski@...el.com; Keller, Jacob E <jacob.e.keller@...el.com>
> Subject: [Intel-wired-lan] [PATCH v3 1/2] i40e: return false from i40e_reset_vf if
> reset is in progress
> 
> The function i40e_vc_reset_vf attempts, up to 20 times, to handle a VF reset
> request, using the return value of i40e_reset_vf as an indicator of whether the
> reset was successfully triggered. Currently, i40e_reset_vf always returns true,
> which causes new reset requests to be ignored if a different VF reset is already in
> progress.
> 
> This patch updates the return value of i40e_reset_vf to reflect when another VF
> reset is in progress, allowing the caller to properly use the retry mechanism.
> 
> Fixes: 52424f974bc5 ("i40e: Fix VF hang when reset is triggered on another VF")
> Signed-off-by: Robert Malz <robert.malz@...onical.com>
> ---
>  drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
> b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
> index 1120f8e4bb67..22d5b1ec2289 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c

Tested-by: Rafal Romanowski <rafal.romanowski@...el.com>



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