netdev - Re: [PATCH v4 bpf-next 03/20] bpf: Add bpf_arch_text

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]

Date:   Fri, 15 Nov 2019 14:18:16 -0800
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Alexei Starovoitov <ast@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Daniel Borkmann <daniel@...earbox.net>, x86@...nel.org,
        Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH v4 bpf-next 03/20] bpf: Add bpf_arch_text_poke() helper

On Thu, Nov 14, 2019 at 10:58 AM Alexei Starovoitov <ast@...nel.org> wrote:
>
> Add bpf_arch_text_poke() helper that is used by BPF trampoline logic to patch
> nops/calls in kernel text into calls into BPF trampoline and to patch
> calls/nops inside BPF programs too.
>
> Signed-off-by: Alexei Starovoitov <ast@...nel.org>
> Acked-by: Song Liu <songliubraving@...com>
> ---

Acked-by: Andrii Nakryiko <andriin@...com>

>  arch/x86/net/bpf_jit_comp.c | 51 +++++++++++++++++++++++++++++++++++++
>  include/linux/bpf.h         |  8 ++++++
>  kernel/bpf/core.c           |  6 +++++
>  3 files changed, 65 insertions(+)
>

[...]