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oce(4): Account and trace mbufs before handing to hw
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Authored by cem on Jun 19 2020, 8:50 PM.

Details

Summary

Once tx mbufs have been handed to hardware, nothing serializes the tx
path against completion and potential use-after-free of the outbound
mbuf. Perform accounting and BPF tap before queueing to hardware to
avoid this race.

Submitted by: Steve Wirtz <steve_wirtz AT dell.com>

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Repository
rS FreeBSD src repository - subversion
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