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[net-next,24/25] bonding: convert lp_interval to use the new option API

Message ID 1390316114-17815-25-git-send-email-nikolay@redhat.com
State Superseded, archived
Delegated to: David Miller
Headers show

Commit Message

Nikolay Aleksandrov Jan. 21, 2014, 2:55 p.m. UTC
This patch adds the necessary changes so lp_interval would use
the new bonding option API.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
---
 drivers/net/bonding/bond_netlink.c |  3 ++-
 drivers/net/bonding/bond_options.c | 23 +++++++++++++++--------
 drivers/net/bonding/bond_options.h |  3 +++
 drivers/net/bonding/bond_sysfs.c   | 14 ++------------
 drivers/net/bonding/bonding.h      |  1 -
 5 files changed, 22 insertions(+), 22 deletions(-)
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Patch

diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index e183c66..50fbe3f 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -302,7 +302,8 @@  static int bond_changelink(struct net_device *bond_dev,
 		int lp_interval =
 			nla_get_u32(data[IFLA_BOND_LP_INTERVAL]);
 
-		err = bond_option_lp_interval_set(bond, lp_interval);
+		bond_opt_initval(&newval, lp_interval);
+		err = __bond_opt_set(bond, BOND_OPT_LP_INTERVAL, &newval);
 		if (err)
 			return err;
 	}
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 17fbaaf..b9e9bbe 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -119,6 +119,11 @@  static struct bond_opt_value bond_resend_igmp_tbl[] = {
 	{ NULL,      -1,  0}
 };
 
+static struct bond_opt_value bond_lp_interval_tbl[] = {
+	{ "minval",  1,       BOND_VALFLAG_MIN | BOND_VALFLAG_DEFAULT},
+	{ "maxval",  INT_MAX, BOND_VALFLAG_MAX},
+};
+
 static struct bond_option bond_opts[] = {
 	[BOND_OPT_MODE] = {
 		.id = BOND_OPT_MODE,
@@ -289,6 +294,13 @@  static struct bond_option bond_opts[] = {
 		.values = bond_resend_igmp_tbl,
 		.set = bond_option_resend_igmp_set
 	},
+	[BOND_OPT_LP_INTERVAL] = {
+		.id = BOND_OPT_LP_INTERVAL,
+		.name = "lp_interval",
+		.desc = "The number of seconds between instances where the bonding driver sends learning packets to each slave's peer switch",
+		.values = bond_lp_interval_tbl,
+		.set = bond_option_lp_interval_set
+	},
 	{ }
 };
 
@@ -1102,15 +1114,10 @@  int bond_option_min_links_set(struct bonding *bond,
 	return 0;
 }
 
-int bond_option_lp_interval_set(struct bonding *bond, int lp_interval)
+int bond_option_lp_interval_set(struct bonding *bond,
+				struct bond_opt_value *newval)
 {
-	if (lp_interval <= 0) {
-		pr_err("%s: lp_interval must be between 1 and %d\n",
-		       bond->dev->name, INT_MAX);
-		return -EINVAL;
-	}
-
-	bond->params.lp_interval = lp_interval;
+	bond->params.lp_interval = newval->value;
 
 	return 0;
 }
diff --git a/drivers/net/bonding/bond_options.h b/drivers/net/bonding/bond_options.h
index f0c2cbb..eb3a773 100644
--- a/drivers/net/bonding/bond_options.h
+++ b/drivers/net/bonding/bond_options.h
@@ -60,6 +60,7 @@  enum {
 	BOND_OPT_QUEUE_ID,
 	BOND_OPT_ALL_SLAVES_ACTIVE,
 	BOND_OPT_RESEND_IGMP,
+	BOND_OPT_LP_INTERVAL,
 	BOND_OPT_LAST
 };
 
@@ -162,4 +163,6 @@  int bond_option_all_slaves_active_set(struct bonding *bond,
 				      struct bond_opt_value *newval);
 int bond_option_resend_igmp_set(struct bonding *bond,
 				struct bond_opt_value *newval);
+int bond_option_lp_interval_set(struct bonding *bond,
+				struct bond_opt_value *newval);
 #endif /* _BOND_OPTIONS_H */
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 4fad7cb..8667e55 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -1071,22 +1071,12 @@  static ssize_t bonding_store_lp_interval(struct device *d,
 					 const char *buf, size_t count)
 {
 	struct bonding *bond = to_bond(d);
-	int new_value, ret;
-
-	if (sscanf(buf, "%d", &new_value) != 1) {
-		pr_err("%s: no lp interval value specified.\n",
-			bond->dev->name);
-		return -EINVAL;
-	}
-
-	if (!rtnl_trylock())
-		return restart_syscall();
+	int ret;
 
-	ret = bond_option_lp_interval_set(bond, new_value);
+	ret = bond_opt_tryset_rtnl(bond, BOND_OPT_LP_INTERVAL, (char *)buf);
 	if (!ret)
 		ret = count;
 
-	rtnl_unlock();
 	return ret;
 }
 
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index 00b5e91..69fc177 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -451,7 +451,6 @@  int bond_netlink_init(void);
 void bond_netlink_fini(void);
 int bond_option_arp_ip_target_add(struct bonding *bond, __be32 target);
 int bond_option_arp_ip_target_rem(struct bonding *bond, __be32 target);
-int bond_option_lp_interval_set(struct bonding *bond, int min_links);
 struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond);
 struct net_device *bond_option_active_slave_get(struct bonding *bond);
 const char *bond_slave_link_status(s8 link);