diff options
| author | Maciej Fijalkowski <maciej.fijalkowski@intel.com> | 2024-10-07 14:24:56 +0200 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2024-10-14 17:23:30 +0200 |
| commit | 6e126872191df946a6fe01b79273119d32d96711 (patch) | |
| tree | 77fe816aa03a10195c558d1262a2031c22176002 /include | |
| parent | bea14124bacbe5c9366381e62635eed28ac892ae (diff) | |
xsk: Carry a copy of xdp_zc_max_segs within xsk_buff_pool
This so we avoid dereferencing struct net_device within hot path.
Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/bpf/20241007122458.282590-5-maciej.fijalkowski@intel.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/xsk_buff_pool.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/xsk_buff_pool.h b/include/net/xsk_buff_pool.h index 468a23b1b4c5..bb03cee716b3 100644 --- a/include/net/xsk_buff_pool.h +++ b/include/net/xsk_buff_pool.h @@ -76,6 +76,7 @@ struct xsk_buff_pool { u32 chunk_size; u32 chunk_shift; u32 frame_len; + u32 xdp_zc_max_segs; u8 tx_metadata_len; /* inherited from umem */ u8 cached_need_wakeup; bool uses_need_wakeup; |