* rte_eth_tx_burst giving error
@ 2024-12-16 11:56 Lokesh Chakka
2024-12-16 16:58 ` Stephen Hemminger
0 siblings, 1 reply; 2+ messages in thread
From: Lokesh Chakka @ 2024-12-16 11:56 UTC (permalink / raw)
To: users
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hi,
please refer to the small piece of code at
https://bitbucket.org/chakkadotlokesh/learning_dpdk/src/main/pmd_tx.c
This code is functioning fine in dpdk 23.11
But giving following error in 24.11
================================================================
Thread 106 received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fa8d8ff1640 (LWP 14264)]
0x000000000041a4de in rte_eth_tx_burst (port_id=0, queue_id=0,
tx_pkts=0x17f8b3180, nb_pkts=4096) at /usr/include/dpdk/rte_ethdev.h:6425
6425 * callback is called with the unsent packets as a parameter. If no
callback
================================================================
Can someone help me understand what might be wrong?
Thanks & Regards
--
Lokesh Chakka.
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: rte_eth_tx_burst giving error
2024-12-16 11:56 rte_eth_tx_burst giving error Lokesh Chakka
@ 2024-12-16 16:58 ` Stephen Hemminger
0 siblings, 0 replies; 2+ messages in thread
From: Stephen Hemminger @ 2024-12-16 16:58 UTC (permalink / raw)
To: Lokesh Chakka; +Cc: users
On Mon, 16 Dec 2024 17:26:20 +0530
Lokesh Chakka <lvenkatakumarchakka@gmail.com> wrote:
> hi,
>
> please refer to the small piece of code at
>
> https://bitbucket.org/chakkadotlokesh/learning_dpdk/src/main/pmd_tx.c
>
> This code is functioning fine in dpdk 23.11
> But giving following error in 24.11
>
> ================================================================
> Thread 106 received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x7fa8d8ff1640 (LWP 14264)]
> 0x000000000041a4de in rte_eth_tx_burst (port_id=0, queue_id=0,
> tx_pkts=0x17f8b3180, nb_pkts=4096) at /usr/include/dpdk/rte_ethdev.h:6425
> 6425 * callback is called with the unsent packets as a parameter. If no
> callback
> ================================================================
>
> Can someone help me understand what might be wrong?
>
>
> Thanks & Regards
> --
> Lokesh Chakka.
Do a debug build (with -Dbuildtype=debug) and run it under gdb.
You might also want to enable ETHDEV_DEBUG and MBUF_DEBUG in rte_config.h
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