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dpdk-pcapdump regression

Bug 1302 [email protected] 1 participant 1 message Oct 19, 2023

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https://bugs.dpdk.org/show_bug.cgi?id=1302

            Bug ID: 1302
           Summary: dpdk-pcapdump regression
           Product: DPDK
           Version: 23.03
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: testpmd
          Assignee: [email protected]
          Reporter: [email protected]

Target Milestone: ---

Created attachment 262
--> https://bugs.dpdk.org/attachment.cgi?id=262&action=edit
testpmd output for the two commits

Commit 6026bfa breaks dumpcap on CX6 DX, the previous commit. 742be6a, didn't show this issue.
The error with this commit is:

Quoted 2 lines

~/dpdk/build-6026bfa$ sudo ./app/dpdk-testpmd -c 0xf0 -n 4 -a 0000:03:00.0 -- -i --port-topology=chained

...

Quoted 4 lines

testpmd> start
Packet forwarding already started
testpmd> pdump_register_rx_callbacks(): rx callback for port=0 queue=0, already exists

and:

Quoted 2 lines

~/dpdk/build-6026bfa$ sudo ./app/dpdk-dumpcap -i 0 -c 6 -i 0 -w /tmp/sample.pcapng

File: /tmp/sample.pcapng

Quoted 3 lines

pdump_prepare_client_request(): client request for pdump enable/disable failed
EAL: Error - exiting with code: 1
Cause: Packet dump enable on 0:0000:03:00.0 failed Operation not permitted

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