diff options
| author | Stanislav Fomichev <sdf@fomichev.me> | 2024-07-12 18:52:52 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2024-07-25 11:57:33 +0200 |
| commit | 9b9969c40b0d63a8fca434d4ea01c60a39699aa3 (patch) | |
| tree | e45ea5ac0de4581211d6f77b054faaf2accdb965 /tools | |
| parent | d5e726d9143c5624135f5dc9e4069799adeef734 (diff) | |
selftests/bpf: Add XDP_UMEM_TX_METADATA_LEN to XSK TX metadata test
This flag is now required to use tx_metadata_len.
Fixes: 40808a237d9c ("selftests/bpf: Add TX side to xdp_metadata")
Reported-by: Julian Schindel <mail@arctic-alpaca.de>
Signed-off-by: Stanislav Fomichev <sdf@fomichev.me>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Link: https://lore.kernel.org/bpf/20240713015253.121248-3-sdf@fomichev.me
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/include/uapi/linux/if_xdp.h | 4 | ||||
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/xdp_metadata.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/tools/include/uapi/linux/if_xdp.h b/tools/include/uapi/linux/if_xdp.h index 638c606dfa74..2f082b01ff22 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; diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_metadata.c b/tools/testing/selftests/bpf/prog_tests/xdp_metadata.c index f76b5d67a3ee..c87ee2bf558c 100644 --- a/tools/testing/selftests/bpf/prog_tests/xdp_metadata.c +++ b/tools/testing/selftests/bpf/prog_tests/xdp_metadata.c @@ -68,7 +68,8 @@ static int open_xsk(int ifindex, struct xsk *xsk) .fill_size = XSK_RING_PROD__DEFAULT_NUM_DESCS, .comp_size = XSK_RING_CONS__DEFAULT_NUM_DESCS, .frame_size = XSK_UMEM__DEFAULT_FRAME_SIZE, - .flags = XDP_UMEM_UNALIGNED_CHUNK_FLAG | XDP_UMEM_TX_SW_CSUM, + .flags = XDP_UMEM_UNALIGNED_CHUNK_FLAG | XDP_UMEM_TX_SW_CSUM | + XDP_UMEM_TX_METADATA_LEN, .tx_metadata_len = sizeof(struct xsk_tx_metadata), }; __u32 idx; |