diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2026-04-02 23:59:55 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-04-04 01:05:43 +0300 |
| commit | d97348474708d5f67bec6da28c2e14e12598b965 (patch) | |
| tree | 189e867e6cbf00f1a515857c2fe1efbdfdf64280 /tools/testing | |
| parent | 436ea8a1b7ed1328cf24cebb3ebaa21aa0c6a81a (diff) | |
| download | linux-d97348474708d5f67bec6da28c2e14e12598b965.tar.xz | |
selftests: drv-net: gro: always wait for FIN in the capacity test
The new capacity/order test exits as soon as it sees the expected
packet sequence. This may allow the "flushing" FIN packet to spill
over to the next test. Let's always wait for the FIN before exiting.
Reviewed-by: Willem de Bruijn <willemb@google.com>
Link: https://patch.msgid.link/20260402210000.1512696-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/testing')
| -rw-r--r-- | tools/testing/selftests/net/lib/gro.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/tools/testing/selftests/net/lib/gro.c b/tools/testing/selftests/net/lib/gro.c index 27ccd742615a..f05398c18e0c 100644 --- a/tools/testing/selftests/net/lib/gro.c +++ b/tools/testing/selftests/net/lib/gro.c @@ -1154,7 +1154,7 @@ static void check_capacity_pkts(int fd) memset(coalesced, 0, sizeof(coalesced)); memset(flow_order, -1, sizeof(flow_order)); - while (total_data < num_flows * CAPACITY_PAYLOAD_LEN * 2) { + while (1) { ip_ext_len = 0; pkt_size = recv(fd, buffer, IP_MAXPACKET + ETH_HLEN + 1, 0); if (pkt_size < 0) @@ -1167,7 +1167,6 @@ static void check_capacity_pkts(int fd) tcph = (struct tcphdr *)(buffer + tcp_offset + ip_ext_len); - /* FIN packet terminates reception */ if (tcph->fin) break; @@ -1189,7 +1188,13 @@ static void check_capacity_pkts(int fd) data_len = pkt_size - total_hdr_len - ip_ext_len; } - flow_order[num_pkt] = flow_id; + if (num_pkt < num_flows * 2) { + flow_order[num_pkt] = flow_id; + } else if (num_pkt == num_flows * 2) { + vlog("More packets than expected (%d)\n", + num_flows * 2); + fail_reason = fail_reason ?: "too many packets"; + } coalesced[flow_id] = data_len; if (data_len == CAPACITY_PAYLOAD_LEN * 2) { |