Le 31/08/2022 à 23:57, Florian Westphal a écrit :

Alexei Starovoitov [off-list ref] wrote:

quoted

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This helps gradually moving towards move epbf for those that
still heavily rely on the classic forwarding path.

No one is using it.
If it was, we would have seen at least one bug report over
all these years. We've seen none.

Err, it IS used, else I would not have sent this patch.

quoted

very reasonable early on and turned out to be useless with
zero users.
BPF_PROG_TYPE_SCHED_ACT and BPF_PROG_TYPE_LWT*
are in this category.

I doubt it had 0 users.  Those users probably moved to something
better?

We are using BPF_PROG_TYPE_SCHED_ACT to perform custom encapsulations.
What could we used to replace that?