From: Martin KaFai Lau > Sent: 01 July 2021 21:06 > > This set is to allow bpf tcp iter to call bpf_(get|set)sockopt. How does that work at all? IIRC only setsockopt() was converted so that it is callable with a kernel buffer. The corresponding change wasn't done to getsockopt(). David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)