netdev - Re: [PATCH iproute2-next] tc: implement support for action terse dump

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Message-ID: <ddd99541-204c-1b29-266f-2d7f4489d403@gmail.com>
Date:   Mon, 2 Nov 2020 18:48:12 -0700
From:   David Ahern <dsahern@...il.com>
To:     Vlad Buslov <vlad@...lov.dev>, jhs@...atatu.com,
        netdev@...r.kernel.org, stephen@...workplumber.org
Cc:     davem@...emloft.net, kuba@...nel.org, xiyou.wangcong@...il.com,
        jiri@...nulli.us
Subject: Re: [PATCH iproute2-next] tc: implement support for action terse dump

On 10/31/20 2:25 PM, Vlad Buslov wrote:
> diff --git a/include/uapi/linux/rtnetlink.h b/include/uapi/linux/rtnetlink.h
> index 5ad84e663d01..b486f52900f0 100644
> --- a/include/uapi/linux/rtnetlink.h
> +++ b/include/uapi/linux/rtnetlink.h
> @@ -768,8 +768,12 @@ enum {
>   * actions in a dump. All dump responses will contain the number of actions
>   * being dumped stored in for user app's consumption in TCA_ROOT_COUNT
>   *
> + * TCA_FLAG_TERSE_DUMP user->kernel to request terse (brief) dump that only
> + * includes essential action info (kind, index, etc.)
> + *
>   */
>  #define TCA_FLAG_LARGE_DUMP_ON		(1 << 0)
> +#define TCA_FLAG_TERSE_DUMP		(1 << 1)
>  

there is an existing TCA_DUMP_FLAGS_TERSE. How does this differ and if
it really is needed please make it different enough and documented to
avoid confusion.