netdev - RE: [iwl-next v3 2/8] ice: do Tx through PF netdev in slow-path

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Message-ID: <PH0PR11MB501351B2FDF241C7B05C567C96272@PH0PR11MB5013.namprd11.prod.outlook.com>
Date: Fri, 8 Mar 2024 07:26:49 +0000
From: "Buvaneswaran, Sujai" <sujai.buvaneswaran@...el.com>
To: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
	"intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "Szycik, Marcin"
	<marcin.szycik@...el.com>, "Drewek, Wojciech" <wojciech.drewek@...el.com>,
	"Samudrala, Sridhar" <sridhar.samudrala@...el.com>, "Kitszel, Przemyslaw"
	<przemyslaw.kitszel@...el.com>, "horms@...nel.org" <horms@...nel.org>, Marcin
 Szycik <marcin.szycik@...ux.intel.com>
Subject: RE: [iwl-next v3 2/8] ice: do Tx through PF netdev in slow-path

> -----Original Message-----
> From: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
> Sent: Friday, March 1, 2024 5:24 PM
> To: intel-wired-lan@...ts.osuosl.org
> Cc: netdev@...r.kernel.org; Szycik, Marcin <marcin.szycik@...el.com>;
> Drewek, Wojciech <wojciech.drewek@...el.com>; Samudrala, Sridhar
> <sridhar.samudrala@...el.com>; Kitszel, Przemyslaw
> <przemyslaw.kitszel@...el.com>; horms@...nel.org; Buvaneswaran, Sujai
> <sujai.buvaneswaran@...el.com>; Michal Swiatkowski
> <michal.swiatkowski@...ux.intel.com>; Marcin Szycik
> <marcin.szycik@...ux.intel.com>
> Subject: [iwl-next v3 2/8] ice: do Tx through PF netdev in slow-path
> 
> Tx can be done using PF netdev.
> 
> Checks before Tx are unnecessary. Checking if switchdev mode is set seems
> too defensive (there is no PR netdev in legacy mode). If corresponding VF is
> disabled or during reset, PR netdev also should be down.
> 
> Reviewed-by: Marcin Szycik <marcin.szycik@...ux.intel.com>
> Signed-off-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
> ---
>  drivers/net/ethernet/intel/ice/ice_eswitch.c | 26 +++++---------------
>  drivers/net/ethernet/intel/ice/ice_repr.c    | 12 ---------
>  drivers/net/ethernet/intel/ice/ice_repr.h    |  2 --
>  3 files changed, 6 insertions(+), 34 deletions(-)
> 
Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@...el.com>