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retis-org / retis

Tracing packets in the Linux networking stack & friends
https://retis.readthedocs.io/en/stable/
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skb tracking improvements / fixes #262

Closed atenart closed 1 year ago

atenart commented 1 year ago

Properly taking care of the net:net_dev_xmit tracepoint, which can access already freed skbs.

Before this PR, tracking entries were being removed by the tracking gc when using a probe on net:net_dev_xmit, like the generic profile does.