提交 c62987bb 编写于 作者: S Scott Feldman 提交者: David S. Miller

bridge: push bridge setting ageing_time down to switchdev

Use SWITCHDEV_F_SKIP_EOPNOTSUPP to skip over ports in bridge that don't
support setting ageing_time (or setting bridge attrs in general).

If push fails, don't update ageing_time in bridge and return err to user.

If push succeeds, update ageing_time in bridge and run gc_timer now to
recalabrate when to run gc_timer next, based on new ageing_time.
Signed-off-by: NScott Feldman <sfeldma@gmail.com>
Signed-off-by: NJiri Pirko <jiri@resnulli.us>
Acked-by: NJiri Pirko <jiri@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 464314ea
......@@ -200,8 +200,7 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
if (!ns_capable(dev_net(dev)->user_ns, CAP_NET_ADMIN))
return -EPERM;
br->ageing_time = clock_t_to_jiffies(args[1]);
return 0;
return br_set_ageing_time(br, args[1]);
case BRCTL_GET_PORT_INFO:
{
......
......@@ -870,9 +870,9 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
}
if (data[IFLA_BR_AGEING_TIME]) {
u32 ageing_time = nla_get_u32(data[IFLA_BR_AGEING_TIME]);
br->ageing_time = clock_t_to_jiffies(ageing_time);
err = br_set_ageing_time(br, nla_get_u32(data[IFLA_BR_AGEING_TIME]));
if (err)
return err;
}
if (data[IFLA_BR_STP_STATE]) {
......
......@@ -882,6 +882,7 @@ void __br_set_forward_delay(struct net_bridge *br, unsigned long t);
int br_set_forward_delay(struct net_bridge *br, unsigned long x);
int br_set_hello_time(struct net_bridge *br, unsigned long x);
int br_set_max_age(struct net_bridge *br, unsigned long x);
int br_set_ageing_time(struct net_bridge *br, u32 ageing_time);
/* br_stp_if.c */
......
......@@ -566,6 +566,29 @@ int br_set_max_age(struct net_bridge *br, unsigned long val)
}
int br_set_ageing_time(struct net_bridge *br, u32 ageing_time)
{
struct switchdev_attr attr = {
.id = SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME,
.flags = SWITCHDEV_F_SKIP_EOPNOTSUPP,
.u.ageing_time = ageing_time,
};
unsigned long t = clock_t_to_jiffies(ageing_time);
int err;
if (t < BR_MIN_AGEING_TIME || t > BR_MAX_AGEING_TIME)
return -ERANGE;
err = switchdev_port_attr_set(br->dev, &attr);
if (err)
return err;
br->ageing_time = t;
mod_timer(&br->gc_timer, jiffies);
return 0;
}
void __br_set_forward_delay(struct net_bridge *br, unsigned long t)
{
br->bridge_forward_delay = t;
......
......@@ -102,8 +102,7 @@ static ssize_t ageing_time_show(struct device *d,
static int set_ageing_time(struct net_bridge *br, unsigned long val)
{
br->ageing_time = clock_t_to_jiffies(val);
return 0;
return br_set_ageing_time(br, val);
}
static ssize_t ageing_time_store(struct device *d,
......
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