diff options
| author | Jakub Kicinski | 2017-04-23 05:17:53 +0200 |
|---|---|---|
| committer | David S. Miller | 2017-04-24 20:35:44 +0200 |
| commit | e524a6a9cdc979a45da7532645786469a48de2e3 (patch) | |
| tree | 0234c6681283ccfac983a4a1306e9b3a77f64c6d /drivers/net/ethernet/netronome/nfp/nfp_net.h | |
| parent | nfp: make use of the DMA_ATTR_SKIP_CPU_SYNC attr (diff) | |
| download | kernel-qcow2-linux-e524a6a9cdc979a45da7532645786469a48de2e3.tar.gz kernel-qcow2-linux-e524a6a9cdc979a45da7532645786469a48de2e3.tar.xz kernel-qcow2-linux-e524a6a9cdc979a45da7532645786469a48de2e3.zip | |
nfp: parse metadata prepend before XDP runs
Calling memcpy to shift metadata out of the way for XDP to run
seems like an overkill. The most common metadata contents are
8 bytes containing type and flow hash. Simply parse the metadata
before we run XDP.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index 052db9208fbb..8302a2d688da 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -284,6 +284,12 @@ struct nfp_net_rx_desc { #define NFP_NET_META_FIELD_MASK GENMASK(NFP_NET_META_FIELD_SIZE - 1, 0) +struct nfp_meta_parsed { + u32 hash_type; + u32 hash; + u32 mark; +}; + struct nfp_net_rx_hash { __be32 hash_type; __be32 hash; |