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[intel-net,0/5] ice: xsk: Rx processing fixes

Message ID 20211210145941.5865-1-maciej.fijalkowski@intel.com
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Series ice: xsk: Rx processing fixes | expand

Message

Maciej Fijalkowski Dec. 10, 2021, 2:59 p.m. UTC 
Hi there,
it seems that previous [0] Rx fix was not enough and there are still
issues with AF_XDP Rx ZC support in ice driver. Elza reported that for
multiple XSK sockets configured on a single netdev, some of them were
becoming dead after a while. We have spotted more things that needed to
be addressed this time. More of information can be found in particular
commit messages.

Thanks,
Maciej

[0]: https://lore.kernel.org/bpf/20211129231746.2767739-1-anthony.l.nguyen@intel.com/

Maciej Fijalkowski (5):
  ice: xsk: return xsk buffers back to pool when cleaning the ring
  ice: xsk: allocate separate memory for XDP SW ring
  ice: xsk: do not clear status_error0 for ntu + nb_buffs descriptor
  ice: xsk: allow empty Rx descriptors on XSK ZC data path
  ice: xsk: fix cleaned_count setting

 drivers/net/ethernet/intel/ice/ice_base.c | 19 +++++++
 drivers/net/ethernet/intel/ice/ice_txrx.c | 19 ++++---
 drivers/net/ethernet/intel/ice/ice_txrx.h |  1 -
 drivers/net/ethernet/intel/ice/ice_xsk.c  | 62 +++++++++++------------
 4 files changed, 62 insertions(+), 39 deletions(-)