> -----Original Message----- > From: Intel-wired-lan <[email protected]> On Behalf Of > Kurt Kanzenbach > Sent: Friday, October 18, 2024 1:40 AM > To: Nguyen, Anthony L <[email protected]>; Kitszel, Przemyslaw > <[email protected]> > Cc: David S. Miller <[email protected]>; Eric Dumazet > <[email protected]>; Jakub Kicinski <[email protected]>; Paolo Abeni > <[email protected]>; Alexei Starovoitov <[email protected]>; Daniel > Borkmann <[email protected]>; Jesper Dangaard Brouer > <[email protected]>; John Fastabend <[email protected]>; Richard > Cochran <[email protected]>; Sriram Yagnaraman > <[email protected]>; Benjamin Steinke > <[email protected]>; Sebastian Andrzej Siewior > <[email protected]>; Fijalkowski, Maciej <[email protected]>; > [email protected]; [email protected]; > [email protected]; Sriram Yagnaraman <[email protected]>; > Kurt Kanzenbach <[email protected]> > Subject: [Intel-wired-lan] [PATCH iwl-next v9 5/6] igb: Add AF_XDP zero-copy > Rx support > > From: Sriram Yagnaraman <[email protected]> > > Add support for AF_XDP zero-copy receive path. > > When AF_XDP zero-copy is enabled, the rx buffers are allocated from the xsk > buff pool using igb_alloc_rx_buffers_zc(). > > Use xsk_pool_get_rx_frame_size() to set SRRCTL rx buf size when zero-copy is > enabled. > > Signed-off-by: Sriram Yagnaraman <[email protected]> > [Kurt: Port to v6.12 and provide napi_id for xdp_rxq_info_reg(), > RCT, remove NETDEV_XDP_ACT_XSK_ZEROCOPY, update NTC handling, > READ_ONCE() xsk_pool, likelyfy for XDP_REDIRECT case] > Signed-off-by: Kurt Kanzenbach <[email protected]> > Acked-by: Maciej Fijalkowski <[email protected]> > --- > drivers/net/ethernet/intel/igb/igb.h | 6 + > drivers/net/ethernet/intel/igb/igb_main.c | 79 ++++++-- > drivers/net/ethernet/intel/igb/igb_xsk.c | 294 > +++++++++++++++++++++++++++++- > 3 files changed, 360 insertions(+), 19 deletions(-) >
Tested-by: George Kuruvinakunnel <[email protected]>
