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Searched refs:tx_metadata_len (Results 1 – 14 of 14) sorted by last modified time

/linux/tools/testing/selftests/bpf/
H A Dxdp_hw_metadata.c83 .tx_metadata_len = sizeof(struct xsk_tx_metadata), in open_xsk()
H A Dxsk.c118 cfg->tx_metadata_len = 0; in xsk_set_umem_config()
127 cfg->tx_metadata_len = usr_cfg->tx_metadata_len; in xsk_set_umem_config()
257 mr.tx_metadata_len = umem->config.tx_metadata_len; in xsk_umem__create()
H A Dxsk.h203 __u32 tx_metadata_len; member
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dxdp_metadata.c72 .tx_metadata_len = sizeof(struct xsk_tx_metadata), in open_xsk()
/linux/net/xdp/
H A Dxsk.c733 if (unlikely(xs->pool->tx_metadata_len == 0)) { in xsk_build_skb()
738 meta = buffer - xs->pool->tx_metadata_len; in xsk_build_skb()
H A Dxsk_buff_pool.c88 pool->tx_metadata_len = umem->tx_metadata_len; in xp_create_and_assign_umem()
H A Dxdp_umem.c207 if (mr->tx_metadata_len >= 256 || mr->tx_metadata_len % 8) in xdp_umem_reg()
218 umem->tx_metadata_len = mr->tx_metadata_len; in xdp_umem_reg()
H A Dxsk_queue.h146 u64 addr = desc->addr - pool->tx_metadata_len; in xp_aligned_validate_desc()
147 u64 len = desc->len + pool->tx_metadata_len; in xp_aligned_validate_desc()
167 u64 addr = xp_unaligned_add_offset_to_addr(desc->addr) - pool->tx_metadata_len; in xp_unaligned_validate_desc()
168 u64 len = desc->len + pool->tx_metadata_len; in xp_unaligned_validate_desc()
/linux/include/net/
H A Dxdp_sock.h33 u8 tx_metadata_len; member
H A Dxdp_sock_drv.h212 if (!pool->tx_metadata_len) in xsk_buff_get_metadata()
215 meta = xp_raw_get_data(pool, addr) - pool->tx_metadata_len; in xsk_buff_get_metadata()
H A Dxsk_buff_pool.h82 u8 tx_metadata_len; /* inherited from umem */ member
243 return pool->tx_metadata_len > 0; in xp_tx_metadata_enabled()
/linux/tools/include/uapi/linux/
H A Dif_xdp.h85 __u32 tx_metadata_len; member
/linux/include/uapi/linux/
H A Dif_xdp.h85 __u32 tx_metadata_len; member
/linux/Documentation/networking/
H A Dxsk-tx-metadata.rst14 The headroom for the metadata is reserved via ``tx_metadata_len`` in
18 Thus, generally, the ``tx_metadata_len`` field above should contain
25 tx_metadata_len
36 use ``xdp_desc->addr - tx_metadata_len`` to locate