diff options
Diffstat (limited to 'tools/include/uapi/linux/if_xdp.h')
| -rw-r--r-- | tools/include/uapi/linux/if_xdp.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/include/uapi/linux/if_xdp.h b/tools/include/uapi/linux/if_xdp.h index 638c606dfa74..42ec5ddaab8d 100644 --- a/tools/include/uapi/linux/if_xdp.h +++ b/tools/include/uapi/linux/if_xdp.h @@ -41,6 +41,10 @@ */ #define XDP_UMEM_TX_SW_CSUM (1 << 1) +/* Request to reserve tx_metadata_len bytes of per-chunk metadata. + */ +#define XDP_UMEM_TX_METADATA_LEN (1 << 2) + struct sockaddr_xdp { __u16 sxdp_family; __u16 sxdp_flags; @@ -113,12 +117,12 @@ struct xdp_options { ((1ULL << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1) /* Request transmit timestamp. Upon completion, put it into tx_timestamp - * field of union xsk_tx_metadata. + * field of struct xsk_tx_metadata. */ #define XDP_TXMD_FLAGS_TIMESTAMP (1 << 0) /* Request transmit checksum offload. Checksum start position and offset - * are communicated via csum_start and csum_offset fields of union + * are communicated via csum_start and csum_offset fields of struct * xsk_tx_metadata. */ #define XDP_TXMD_FLAGS_CHECKSUM (1 << 1) |