netdev - Re: [PATCH bpf v2 3/3] bpftool: handle EAGAIN error code properly in pids collection

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Date:   Tue, 18 Aug 2020 15:30:43 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Yonghong Song <yhs@...com>
Cc:     bpf <bpf@...r.kernel.org>, Networking <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH bpf v2 3/3] bpftool: handle EAGAIN error code properly in
 pids collection

On Tue, Aug 18, 2020 at 3:24 PM Yonghong Song <yhs@...com> wrote:
>
> When the error code is EAGAIN, the kernel signals the user
> space should retry the read() operation for bpf iterators.
> Let us do it.
>
> Signed-off-by: Yonghong Song <yhs@...com>
> ---

LGTM.

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