Re: [PATCH 2/2] iproute2: add support for invisible qdisc dumping

From: Phil Sutter
Date: Mon Feb 27 2017 - 07:01:37 EST


On Sat, Feb 25, 2017 at 10:29:17PM +0100, Jiri Kosina wrote:
> From: Jiri Kosina <jkosina@xxxxxxx>
>
> Support the new TCA_DUMP_INVISIBLE netlink attribute that allows asking
> kernel to perform 'full qdisc dump', as for historical reasons some of the
> default qdiscs are being hidden by the kernel.
>
> The command syntax is being extended by voluntary 'invisible' argument to
> 'tc qdisc show'.
>
> Signed-off-by: Jiri Kosina <jkosina@xxxxxxx>
> ---
> tc/tc_qdisc.c | 25 +++++++++++++++++++++++--
> 1 file changed, 23 insertions(+), 2 deletions(-)

Would you mind adding a description of the new keyword to tc man page as
well?

> diff --git a/tc/tc_qdisc.c b/tc/tc_qdisc.c
> index 3a3701c2..29da9269 100644
> --- a/tc/tc_qdisc.c
> +++ b/tc/tc_qdisc.c
> @@ -34,7 +34,7 @@ static int usage(void)
> fprintf(stderr, " [ stab [ help | STAB_OPTIONS] ]\n");
> fprintf(stderr, " [ [ QDISC_KIND ] [ help | OPTIONS ] ]\n");
> fprintf(stderr, "\n");
> - fprintf(stderr, " tc qdisc show [ dev STRING ] [ ingress | clsact ]\n");
> + fprintf(stderr, " tc qdisc show [ dev STRING ] [ ingress | clsact | invisible ]\n");

Doesn't look like these are mutually exclusive. Therefore I would
suggest fixing the syntax to:

| + fprintf(stderr, " tc qdisc show [ dev STRING ] [ ingress | clsact ] [ invisible ]\n");

Cheers, Phil