On 4/30/19 7:06 PM, John Fastabend wrote: > Series of fixes for sockmap and ktls, see patches for descriptions. > > v2: fix build issue for CONFIG_TLS_DEVICE and fixup couple comments > from Jakub > > v3: fix issue where release could call unhash resulting in a use after > free. Now we detach the ulp pointer before calling into destroy > or unhash. This way if we get a callback into unhash from destroy > path there is no ulp to access. The fallout is we must pass the > ctx into the functions rather than use the sk lookup in each > routine. This is probably better anyways. > > @Jakub, I did not fix the hw device case it seems the ulp ptr is > needed for the hardware teardown but this is buggy for sure. Its > not clear to me how to resolve the hw issue at the moment so fix > the sw path why we discuss it. > Unfortunately, this is still failing with hardware offload (thanks Jakub) so will need a v4 to actually fix this. Thanks, John > --- > > John Fastabend (4): > bpf: tls, implement unhash to avoid transition out of ESTABLISHED > bpf: sockmap remove duplicate queue free > bpf: sockmap fix msg->sg.size account on ingress skb > bpf: sockmap, only stop/flush strp if it was enabled at some point > > > include/net/tls.h | 24 ++++++++++++--- > net/core/skmsg.c | 7 +++- > net/ipv4/tcp_bpf.c | 2 - > net/tls/tls_device.c | 6 ++-- > net/tls/tls_main.c | 78 +++++++++++++++++++++++++++++++++----------------- > net/tls/tls_sw.c | 51 ++++++++++++++++----------------- > 6 files changed, 103 insertions(+), 65 deletions(-) > > -- > Signature >
