Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name

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Subject: Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
From: Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx>
Date: Wed, 25 May 2022 09:32:42 -0700
Cc: Alexei Starovoitov <ast@xxxxxxxxxx>, Daniel Borkmann <daniel@xxxxxxxxxxxxx>, Linux Network Development Mailing List <netdev@xxxxxxxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, BPF Mailing List <bpf@xxxxxxxxxxxxxxx>, "David S . Miller" <davem@xxxxxxxxxxxxx>
In-reply-to: <CAHo-Oow9u0QGwGuB4u4Uusv_2N70HbWZT6-cM_av8pqwychT9g@mail.gmail.com>

On Wed, May 25, 2022 at 9:14 AM Maciej Żenczykowski
<zenczykowski@xxxxxxxxx> wrote:
>
> When it works it's really nice...

Load your own bpf map iterator program and pin anywhere
in bpffs under name of choice and your own access permissions.
See selftests/bpf/progs/bpf_iter_bpf_map.c

References:
- [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
  - From: Maciej Żenczykowski
- Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
  - From: Alexei Starovoitov
- Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
  - From: Maciej Żenczykowski
- Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
  - From: Alexei Starovoitov
- Re: [PATCH bpf-next] bpf: print a little more info about maps via cat /sys/fs/bpf/pinned_name
  - From: Maciej Żenczykowski

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