|SUCCESS|dpdk|56045d1989| intel-Functional
sys_stv at intel.com
sys_stv at intel.com
Mon Jun 29 12:41:05 CEST 2026
Test-Label: intel-Functional
Test-Status: SUCCESS
_Functional PASS_
DPDK git repo: dpdk
commit cf52bcce7f1b3536264df73f5134bade07a361b8
Author: Dawid Wesierski <dawid.wesierski at intel.com>
Date: Mon Jun 29 05:37:33 2026 -0400
pcapng: add user-supplied timestamp support
Add a timestamp parameter to rte_pcapng_copy() so that callers with a
hardware PTP or pre-captured timestamp can inject an exact epoch-ns value
directly into the packet record.
Timestamp handling:
- ts != 0: caller-supplied nanoseconds since the Unix epoch, stored as-is.
- ts == 0: TSC captured at copy time with bit 63 set as a sentinel.
rte_pcapng_write_packets() detects the sentinel and converts the TSC to
epoch ns using the file's calibrated clock. The TSC will not reach
bit 63 for centuries, and epoch-ns values stay below bit 63 until 2554,
so the bit is safe to use as a disambiguation flag.
Adding the parameter changes the ABI, so rte_pcapng_copy() is versioned.
rte_pcapng_tsc_to_ns() is added as a new experimental helper. It exposes the
same calibrated, drift-compensated, divide-free TSC-to-epoch-ns conversion
used internally by rte_pcapng_write_packets(), allows callers to convert
a TSC captured at packet arrival time before passing it to rte_pcapng_copy().
Signed-off-by: Marek Kasiewicz <marek.kasiewicz at intel.com>
Signed-off-by: Dawid Wesierski <dawid.wesierski at intel.com>
Smoke-Testing Summary : 31 Case Done, 31 Successful, 0 Failures
OS : Ubuntu 24.04.4 LTS
Kernel : 6.8.0-71-generic
GCC : 13.3.0-6ubuntu2~24.04.1
NIC : Ethernet Controller XL710 for 40GbE QSFP+
Target : x86_64-native-linuxapp-gcc
Test result details:
+-----------------+---------------------------------------------------+-------+
| suite | case | status|
+-----------------+---------------------------------------------------+-------+
| checksum_offload| test_do_not_insert_checksum_on_the_transmit_packet| passed|
| checksum_offload| test_hardware_checksum_check_ip_rx | passed|
| checksum_offload| test_hardware_checksum_check_ip_tx | passed|
| checksum_offload| test_hardware_checksum_check_l4_rx | passed|
| checksum_offload| test_hardware_checksum_check_l4_tx | passed|
| checksum_offload| test_insert_checksum_on_the_transmit_packet | passed|
| checksum_offload| test_rx_checksum_valid_flags | passed|
| checksum_offload| test_checksum_offload_with_vlan | n/a |
| dual_vlan | test_dual_vlan_priority_rxtx | passed|
| dual_vlan | test_vlan_filter_config | passed|
| dual_vlan | test_vlan_filter_table | passed|
| dual_vlan | test_vlan_insert_config | passed|
| dual_vlan | test_vlan_random_test | passed|
| dual_vlan | test_vlan_strip_config | passed|
| dual_vlan | test_vlan_synthetic_test | passed|
| dual_vlan | test_vlan_tpid_config | passed|
| dual_vlan | test_vlan_stripq_config | n/a |
| jumboframes | test_jumboframes_bigger_jumbo | passed|
| jumboframes | test_jumboframes_jumbo_jumbo | passed|
| jumboframes | test_jumboframes_jumbo_nojumbo | passed|
| jumboframes | test_jumboframes_normal_jumbo | passed|
| jumboframes | test_jumboframes_normal_nojumbo | passed|
| rxtx_offload | test_rxoffload_port_all | passed|
| rxtx_offload | test_rxoffload_port_cmdline | passed|
| rxtx_offload | test_txoffload_port | passed|
| rxtx_offload | test_txoffload_port_all | passed|
| rxtx_offload | test_txoffload_port_checksum | passed|
| rxtx_offload | test_txoffload_port_cmdline | passed|
| rxtx_offload | test_txoffload_port_multi_segs | passed|
| rxtx_offload | test_txoffload_queue | passed|
| rxtx_offload | test_rxoffload_queue | n/a |
+-----------------+---------------------------------------------------+-------+
DPDK STV team
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