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From: Stephen Hemminger <stephen@networkplumber.org>
To: Xin Long <lucien.xin@gmail.com>
Cc: network dev <netdev@vger.kernel.org>,
	Simon Horman <simon.horman@netronome.com>,
	Pieter Jansen van Vuuren  <pieter.jansenvanvuuren@netronome.com>
Subject: Re: [PATCH iproute2-next 2/7] iproute_lwtunnel: add options support for vxlan metadata
Date: Wed, 5 Feb 2020 04:22:39 -0800	[thread overview]
Message-ID: <20200205042239.322cc844@shemminger-XPS-13-9360> (raw)
In-Reply-To: <85a6a30aac8eeab7c408fdadfa5419dc1596cf5d.1580708369.git.lucien.xin@gmail.com>

On Mon,  3 Feb 2020 13:39:53 +0800
Xin Long <lucien.xin@gmail.com> wrote:

> +static void lwtunnel_print_vxlan_opts(struct rtattr *attr, char *opt)
> +{
> +	struct rtattr *tb[LWTUNNEL_IP_OPT_VXLAN_MAX + 1];
> +	__u32 gbp;
> +
> +	parse_rtattr(tb, LWTUNNEL_IP_OPT_VXLAN_MAX, RTA_DATA(attr),
> +		     RTA_PAYLOAD(attr));
> +	gbp = rta_getattr_u32(tb[LWTUNNEL_IP_OPT_VXLAN_GBP]);
> +	sprintf(opt, "%x", gbp);
> +	print_string(PRINT_FP, "enc_opt", "\n  vxlan_opts %s ", opt);

You need to handle single line mode and JSON.

Proper way is something like:

	print_nl();
	print_0xhex(PRINT_ANY, "enc_opt", "  vxlan_opts %#x", gpb);

Also, why the hex format, this is a an opaque user interface?


  parent reply	other threads:[~2020-02-05 12:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-03  5:39 [PATCH iproute2-next 0/7] iproute2: fully support for geneve/vxlan/erspan options Xin Long
2020-02-03  5:39 ` [PATCH iproute2-next 1/7] iproute_lwtunnel: add options support for geneve metadata Xin Long
2020-02-03  5:39   ` [PATCH iproute2-next 2/7] iproute_lwtunnel: add options support for vxlan metadata Xin Long
2020-02-03  5:39     ` [PATCH iproute2-next 3/7] iproute_lwtunnel: add options support for erspan metadata Xin Long
2020-02-03  5:39       ` [PATCH iproute2-next 4/7] tc: m_tunnel_key: add options support for vxlan Xin Long
2020-02-03  5:39         ` [PATCH iproute2-next 5/7] tc: m_tunnel_key: add options support for erpsan Xin Long
2020-02-03  5:39           ` [PATCH iproute2-next 6/7] tc: f_flower: add options support for vxlan Xin Long
2020-02-03  5:39             ` [PATCH iproute2-next 7/7] tc: f_flower: add options support for erspan Xin Long
2020-02-05 12:22     ` Stephen Hemminger [this message]
2020-02-10  6:09       ` [PATCH iproute2-next 2/7] iproute_lwtunnel: add options support for vxlan metadata Xin Long
2020-02-06 16:07   ` [PATCH iproute2-next 1/7] iproute_lwtunnel: add options support for geneve metadata David Ahern
2020-02-09 14:10     ` Xin Long

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