RE: [Intel-wired-lan] [PATCH iwl-net 3/3] ice: map XDP queues to vectors in ice_vsi_map_rings_to_vectors()

[Rout, ChandanX]

>-----Original Message-----
>From: Intel-wired-lan <intel-wired-lan-bounces@xxxxxxxxxx> On Behalf Of
>Zaremba, Larysa
>Sent: Wednesday, May 15, 2024 9:32 PM
>To: intel-wired-lan@xxxxxxxxxxxxxxxx; Keller, Jacob E <jacob.e.keller@xxxxxxxxx>
>Cc: Fijalkowski, Maciej <maciej.fijalkowski@xxxxxxxxx>; Jesper Dangaard Brouer
><hawk@xxxxxxxxxx>; Daniel Borkmann <daniel@xxxxxxxxxxxxx>; Zaremba,
>Larysa <larysa.zaremba@xxxxxxxxx>; Kitszel, Przemyslaw
><przemyslaw.kitszel@xxxxxxxxx>; John Fastabend
><john.fastabend@xxxxxxxxx>; Alexei Starovoitov <ast@xxxxxxxxxx>; David S.
>Miller <davem@xxxxxxxxxxxxx>; Eric Dumazet <edumazet@xxxxxxxxxx>;
>netdev@xxxxxxxxxxxxxxx; Jakub Kicinski <kuba@xxxxxxxxxx>;
>bpf@xxxxxxxxxxxxxxx; Paolo Abeni <pabeni@xxxxxxxxxx>; Magnus Karlsson
><magnus.karlsson@xxxxxxxxx>; Bagnucki, Igor <igor.bagnucki@xxxxxxxxx>;
>linux-kernel@xxxxxxxxxxxxxxx
>Subject: [Intel-wired-lan] [PATCH iwl-net 3/3] ice: map XDP queues to vectors
>in ice_vsi_map_rings_to_vectors()
>
>ice_pf_dcb_recfg() re-maps queues to vectors with
>ice_vsi_map_rings_to_vectors(), which does not restore the previous state for
>XDP queues. This leads to no AF_XDP traffic after rebuild.
>
>Map XDP queues to vectors in ice_vsi_map_rings_to_vectors().
>Also, move the code around, so XDP queues are mapped independently only
>through .ndo_bpf().
>
>Fixes: 6624e780a577 ("ice: split ice_vsi_setup into smaller functions")
>Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@xxxxxxxxx>
>Signed-off-by: Larysa Zaremba <larysa.zaremba@xxxxxxxxx>
>---
> drivers/net/ethernet/intel/ice/ice.h      |  1 +
> drivers/net/ethernet/intel/ice/ice_base.c |  3 +
>drivers/net/ethernet/intel/ice/ice_lib.c  | 14 ++--
>drivers/net/ethernet/intel/ice/ice_main.c | 96 ++++++++++++++---------
> 4 files changed, 68 insertions(+), 46 deletions(-)
>

Tested-by: Chandan Kumar Rout <chandanx.rout@xxxxxxxxx> (A Contingent Worker at Intel)