netdev - Re: [PATCH bpf-next 5/5] tools/bpftool: add documentation and bash-completion for `link detach`

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Date:   Thu, 30 Jul 2020 21:13:47 +0000
From:   Song Liu <songliubraving@...com>
To:     Andrii Nakryiko <andriin@...com>
CC:     bpf <bpf@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...com>,
        "daniel@...earbox.net" <daniel@...earbox.net>,
        "andrii.nakryiko@...il.com" <andrii.nakryiko@...il.com>,
        Kernel Team <Kernel-team@...com>,
        Toke Høiland-Jørgensen <toke@...hat.com>
Subject: Re: [PATCH bpf-next 5/5] tools/bpftool: add documentation and
 bash-completion for `link detach`



> On Jul 29, 2020, at 4:05 PM, Andrii Nakryiko <andriin@...com> wrote:
> 
> Add info on link detach sub-command to man page. Add detach to bash-completion
> as well.
> 
> Signed-off-by: Andrii Nakryiko <andriin@...com>

Acked-by: Song Liu <songliubraving@...com>

With one nitpick below. 

> ---

[...]

> @@ -49,6 +50,13 @@ DESCRIPTION
> 		  contain a dot character ('.'), which is reserved for future
> 		  extensions of *bpffs*.
> 
> +	**bpftool link detach** *LINK*
> +		  Force-detach link *LINK*. BPF link and its underlying BPF
> +		  program will stay valid, but they will be detached from the
> +		  respective BPF hook and BPF link will transition into
> +		  a defunct state until last open file descriptor for that

Shall we say "a defunct state when the last open file descriptor for that..."?


> +		  link is closed.
> +
> 	**bpftool link help**
> 		  Print short help message.
> 

[...]