netdev - [patch net-next 3/4] team: add per port priority option

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Message-Id: <1343406535-22388-4-git-send-email-jiri@resnulli.us>
Date:	Fri, 27 Jul 2012 18:28:54 +0200
From:	Jiri Pirko <jiri@...nulli.us>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, edumazet@...gle.com
Subject: [patch net-next 3/4] team: add per port priority option

Allow userspace to set port priority.

Signed-off-by: Jiri Pirko <jiri@...nulli.us>
---
 drivers/net/team/team.c |   25 +++++++++++++++++++++++++
 include/linux/if_team.h |    1 +
 2 files changed, 26 insertions(+)

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 70752e6..a30b7c1 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1092,6 +1092,24 @@ static int team_user_linkup_en_option_set(struct team *team,
 	return 0;
 }
 
+static int team_priority_option_get(struct team *team,
+				    struct team_gsetter_ctx *ctx)
+{
+	struct team_port *port = ctx->info->port;
+
+	ctx->data.s32_val = port->priority;
+	return 0;
+}
+
+static int team_priority_option_set(struct team *team,
+				    struct team_gsetter_ctx *ctx)
+{
+	struct team_port *port = ctx->info->port;
+
+	port->priority = ctx->data.s32_val;
+	return 0;
+}
+
 static const struct team_option team_options[] = {
 	{
 		.name = "mode",
@@ -1120,6 +1138,13 @@ static const struct team_option team_options[] = {
 		.getter = team_user_linkup_en_option_get,
 		.setter = team_user_linkup_en_option_set,
 	},
+	{
+		.name = "priority",
+		.type = TEAM_OPTION_TYPE_S32,
+		.per_port = true,
+		.getter = team_priority_option_get,
+		.setter = team_priority_option_set,
+	},
 };
 
 static struct lock_class_key team_netdev_xmit_lock_key;
diff --git a/include/linux/if_team.h b/include/linux/if_team.h
index e5571c4..06495b3 100644
--- a/include/linux/if_team.h
+++ b/include/linux/if_team.h
@@ -67,6 +67,7 @@ struct team_port {
 	struct netpoll *np;
 #endif
 
+	s32 priority; /* lower number ~ higher priority */
 	long mode_priv[0];
 };
 
-- 
1.7.10.4

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