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| author |   John Fastabend <john.fastabend@gmail.com> | 2020-11-16 14:28:06 -0800 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2020-11-18 00:12:34 +0100 |
| commit | 36cd0e696a832a00247fca522034703566ac8885 (patch) | |
| tree | 28849770d1faadc2117ca1fd60799173cf46231d /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | bpf, sockmap: Fix partial copy_page_to_iter so progress can still be made (diff) | |
| download | wireguard-linux-36cd0e696a832a00247fca522034703566ac8885.tar.xz wireguard-linux-36cd0e696a832a00247fca522034703566ac8885.zip | |
bpf, sockmap: Ensure SO_RCVBUF memory is observed on ingress redirect
Fix sockmap sk_skb programs so that they observe sk_rcvbuf limits. This
allows users to tune SO_RCVBUF and sockmap will honor them.
We can refactor the if(charge) case out in later patches. But, keep this
fix to the point.
Fixes: 51199405f9672 ("bpf: skb_verdict, support SK_PASS on RX BPF path")
Suggested-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Jakub Sitnicki <jakub@cloudflare.com>
Link: https://lore.kernel.org/bpf/160556568657.73229.8404601585878439060.stgit@john-XPS-13-9370
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