bonding: convert updelay to use the new option API
This patch adds the necessary changes so updelay would use
the new bonding option API. Also some trivial style fixes.
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index f30397e..9629088 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -139,7 +139,8 @@
if (data[IFLA_BOND_UPDELAY]) {
int updelay = nla_get_u32(data[IFLA_BOND_UPDELAY]);
- err = bond_option_updelay_set(bond, updelay);
+ bond_opt_initval(&newval, updelay);
+ err = __bond_opt_set(bond, BOND_OPT_UPDELAY, &newval);
if (err)
return err;
}
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 03514f7..9cc2162 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -142,6 +142,14 @@
.values = bond_intmax_tbl,
.set = bond_option_downdelay_set
},
+ [BOND_OPT_UPDELAY] = {
+ .id = BOND_OPT_UPDELAY,
+ .name = "updelay",
+ .desc = "Delay before considering link up, in milliseconds",
+ .values = bond_intmax_tbl,
+ .set = bond_option_updelay_set
+ },
+
{ }
};
@@ -558,31 +566,24 @@
return 0;
}
-int bond_option_updelay_set(struct bonding *bond, int updelay)
+int bond_option_updelay_set(struct bonding *bond, struct bond_opt_value *newval)
{
- if (!(bond->params.miimon)) {
+ if (!bond->params.miimon) {
pr_err("%s: Unable to set up delay as MII monitoring is disabled\n",
bond->dev->name);
return -EPERM;
}
-
- if (updelay < 0) {
- pr_err("%s: Invalid up delay value %d not in range %d-%d; rejected.\n",
- bond->dev->name, updelay, 0, INT_MAX);
- return -EINVAL;
- } else {
- if ((updelay % bond->params.miimon) != 0) {
- pr_warn("%s: Warning: up delay (%d) is not a multiple of miimon (%d), updelay rounded to %d ms\n",
- bond->dev->name, updelay,
- bond->params.miimon,
- (updelay / bond->params.miimon) *
- bond->params.miimon);
- }
- bond->params.updelay = updelay / bond->params.miimon;
- pr_info("%s: Setting up delay to %d.\n",
- bond->dev->name,
- bond->params.updelay * bond->params.miimon);
+ if ((newval->value % bond->params.miimon) != 0) {
+ pr_warn("%s: Warning: up delay (%llu) is not a multiple of miimon (%d), updelay rounded to %llu ms\n",
+ bond->dev->name, newval->value,
+ bond->params.miimon,
+ (newval->value / bond->params.miimon) *
+ bond->params.miimon);
}
+ bond->params.updelay = newval->value / bond->params.miimon;
+ pr_info("%s: Setting up delay to %d.\n",
+ bond->dev->name,
+ bond->params.updelay * bond->params.miimon);
return 0;
}
diff --git a/drivers/net/bonding/bond_options.h b/drivers/net/bonding/bond_options.h
index 5a3f405..594046c 100644
--- a/drivers/net/bonding/bond_options.h
+++ b/drivers/net/bonding/bond_options.h
@@ -47,6 +47,7 @@
BOND_OPT_ARP_INTERVAL,
BOND_OPT_ARP_TARGETS,
BOND_OPT_DOWNDELAY,
+ BOND_OPT_UPDELAY,
BOND_OPT_LAST
};
@@ -124,4 +125,6 @@
void bond_option_arp_ip_targets_clear(struct bonding *bond);
int bond_option_downdelay_set(struct bonding *bond,
struct bond_opt_value *newval);
+int bond_option_updelay_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 b4f6713..b873a88 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -527,23 +527,13 @@
struct device_attribute *attr,
const char *buf, size_t count)
{
- int new_value, ret;
struct bonding *bond = to_bond(d);
+ int ret;
- if (sscanf(buf, "%d", &new_value) != 1) {
- pr_err("%s: no up delay value specified.\n",
- bond->dev->name);
- return -EINVAL;
- }
-
- if (!rtnl_trylock())
- return restart_syscall();
-
- ret = bond_option_updelay_set(bond, new_value);
+ ret = bond_opt_tryset_rtnl(bond, BOND_OPT_UPDELAY, (char *)buf);
if (!ret)
ret = count;
- rtnl_unlock();
return ret;
}
static DEVICE_ATTR(updelay, S_IRUGO | S_IWUSR,
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index 6286bb7..f2b1270 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -454,7 +454,6 @@
void bond_netlink_fini(void);
int bond_option_active_slave_set(struct bonding *bond, struct net_device *slave_dev);
int bond_option_miimon_set(struct bonding *bond, int miimon);
-int bond_option_updelay_set(struct bonding *bond, int updelay);
int bond_option_use_carrier_set(struct bonding *bond, int use_carrier);
int bond_option_arp_ip_target_add(struct bonding *bond, __be32 target);
int bond_option_arp_ip_target_rem(struct bonding *bond, __be32 target);