[Intel-wired-lan] [PATCH iwl-net v2 3/6] ice: check for XDP rings instead of bpf program when unconfiguring

[Rout, ChandanX]

>-----Original Message-----
>From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of
>Zaremba, Larysa
>Sent: Wednesday, July 24, 2024 10:19 PM
>To: intel-wired-lan at lists.osuosl.org
>Cc: Drewek, Wojciech <wojciech.drewek at intel.com>; Fijalkowski, Maciej
><maciej.fijalkowski at intel.com>; Jesper Dangaard Brouer <hawk at kernel.org>;
>Daniel Borkmann <daniel at iogearbox.net>; Zaremba, Larysa
><larysa.zaremba at intel.com>; netdev at vger.kernel.org; John Fastabend
><john.fastabend at gmail.com>; Alexei Starovoitov <ast at kernel.org>; linux-
>kernel at vger.kernel.org; Eric Dumazet <edumazet at google.com>; Kubiak,
>Michal <michal.kubiak at intel.com>; Nguyen, Anthony L
><anthony.l.nguyen at intel.com>; Nambiar, Amritha
><amritha.nambiar at intel.com>; Keller, Jacob E <jacob.e.keller at intel.com>;
>Jakub Kicinski <kuba at kernel.org>; bpf at vger.kernel.org; Paolo Abeni
><pabeni at redhat.com>; David S. Miller <davem at davemloft.net>; Karlsson,
>Magnus <magnus.karlsson at intel.com>
>Subject: [Intel-wired-lan] [PATCH iwl-net v2 3/6] ice: check for XDP rings
>instead of bpf program when unconfiguring
>
>If VSI rebuild is pending, .ndo_bpf() can attach/detach the XDP program on VSI
>without applying new ring configuration. When unconfiguring the VSI, we can
>encounter the state in which there is an XDP program but no XDP rings to
>destroy or there will be XDP rings that need to be destroyed, but no XDP
>program to indicate their presence.
>
>When unconfiguring, rely on the presence of XDP rings rather then XDP
>program, as they better represent the current state that has to be destroyed.
>
>Reviewed-by: Wojciech Drewek <wojciech.drewek at intel.com>
>Signed-off-by: Larysa Zaremba <larysa.zaremba at intel.com>
>---
> drivers/net/ethernet/intel/ice/ice_lib.c  | 4 ++--
>drivers/net/ethernet/intel/ice/ice_main.c | 4 ++--
>drivers/net/ethernet/intel/ice/ice_xsk.c  | 6 +++---
> 3 files changed, 7 insertions(+), 7 deletions(-)
>

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