netdev - Re: [PATCH bpf-next] libbpf: fix AF_XDP helper program to support kernels without the JMP32 eBPF instruction class

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAKxSbF19OsyE8B9mM+nB6676R6oA0duXSLn6_GGr1A+tCKhY9w@mail.gmail.com>
Date:   Thu, 19 Dec 2019 16:29:39 -0600
From:   Alex Forster <aforster@...udflare.com>
To:     Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc:     Network Development <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Björn Töpel <bjorn.topel@...el.com>
Subject: Re: [PATCH bpf-next] libbpf: fix AF_XDP helper program to support
 kernels without the JMP32 eBPF instruction class

> I though af_xdp landed after jmp32 ?

They were indeed pretty close together, but AF_XDP became usable in
late 2018 with either 4.18 or 4.19. JMP32 landed in early 2019 with
5.1.

Alex Forster