Re: [PATCH v2 net-next 0/3] bpf: share helpers between tracing and networking

On 6/15/15 4:01 PM, David Miller wrote:

Although I agree with the sentiment that this thing can cause
surprising results and can be asking for trouble.

If someone wants to filter traffic "by UID" they might make
a simple ingress TC ebpf program using these new interfaces
and expect it to work.

But the UID their program will see will be the UID of whatever
randomly happened to be executing when the packet was received
and processed.

yes, you're right. Such tc filters will be incorrect.
Will send a partial revert disallowing them in tc.