linux-kernel - Re: [PATCH bpf-next 0/2] security.bpf xattr name prefix

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Message-ID: <CAPhsuW6nv=-wEaoPxB_+VQTkfnvYzBtfjbrg2EeNK7jjN6V83g@mail.gmail.com>
Date: Fri, 11 Oct 2024 10:40:02 -0700
From: Song Liu <song@...nel.org>
To: bpf@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, brauner@...nel.org, viro@...iv.linux.org.uk, 
	jack@...e.cz
Cc: kernel-team@...a.com, andrii@...nel.org, eddyz87@...il.com, ast@...nel.org, 
	daniel@...earbox.net, martin.lau@...ux.dev, kpsingh@...nel.org, 
	mattbobrowski@...gle.com
Subject: Re: [PATCH bpf-next 0/2] security.bpf xattr name prefix

Hi Christian, Al, and Jan,

Could you please review and share your comments on this set?

Thanks,
Song

On Wed, Oct 2, 2024 at 2:47 PM Song Liu <song@...nel.org> wrote:
>
> Follow up discussion in LPC 2024 [1], that we need security.bpf xattr
> prefix. This set adds "security.bpf" xattr name prefix, and allows
> bpf kfuncs bpf_get_[file|dentry]_xattr() to read these xattrs.
>
>
> [1] https://lpc.events/event/18/contributions/1940/
>
> Song Liu (2):
>   fs/xattr: bpf: Introduce security.bpf xattr name prefix
>   selftests/bpf: Extend test fs_kfuncs to cover security.bpf xattr names
>
>  fs/bpf_fs_kfuncs.c                            | 19 ++++++++-
>  include/uapi/linux/xattr.h                    |  4 ++
>  .../selftests/bpf/prog_tests/fs_kfuncs.c      | 40 ++++++++++++++-----
>  .../selftests/bpf/progs/test_get_xattr.c      | 30 ++++++++++++--
>  4 files changed, 78 insertions(+), 15 deletions(-)
>
> --
> 2.43.5