Hello everyone,
Background discussion:
https://lore.kernel.org/bpf/CAADnVQJnX-+9u--px_VnhrMTPB=o9y0lh9t7rjbqzflchbu...@mail.gmail.com/
In a previous e-mail I was explaining that sk_lookup BPF programs had no
way to lookup existing sockets in kernel space. The sockets have to be
provided by u
Le 19/03/2021 à 17:55, Martin KaFai Lau a écrit :
On Wed, Mar 17, 2021 at 10:04:18AM +0100, Shanti Lombard née Bouchez-Mongardé
wrote:
Q1: How do we prevent socket lookup from triggering BPF sk_lookup causing a
loop?
The bpf_sk_lookup_(tcp|udp) will be called from the BPF_PROG_TYPE_SK_LOOKUP