netdev - [PATCH net-next iproute2 v1] devlink: Show devlink port number

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Date:   Tue,  9 Jul 2019 12:26:54 -0500
From:   Parav Pandit <parav@...lanox.com>
To:     netdev@...r.kernel.org
Cc:     stephen@...workplumber.org, jiri@...lanox.com, dsahern@...nel.org,
        Parav Pandit <parav@...lanox.com>
Subject: [PATCH net-next iproute2 v1] devlink: Show devlink port number

Show devlink port number whenever kernel reports that attribute.

An example output for a physical port.
$ devlink port show
pci/0000:06:00.1/65535: type eth netdev eth1_p1 flavour physical port 1

Acked-by: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Parav Pandit <parav@...lanox.com>
---
Changelog:
v0->v1:
 - Declare and assign port_number as two different lines.
---
 devlink/devlink.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/devlink/devlink.c b/devlink/devlink.c
index 559f624e..c5491877 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -2806,6 +2806,12 @@ static void pr_out_port(struct dl *dl, struct nlattr **tb)
 
 		pr_out_str(dl, "flavour", port_flavour_name(port_flavour));
 	}
+	if (tb[DEVLINK_ATTR_PORT_NUMBER]) {
+		uint32_t port_number;
+
+		port_number = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_NUMBER]);
+		pr_out_uint(dl, "port", port_number);
+	}
 	if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])
 		pr_out_uint(dl, "split_group",
 			    mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_GROUP]));
-- 
2.19.2