bonding: convert primary_reselect to use the new option API

This patch adds the necessary changes so primary_reselect would use
the new bonding option API.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2014-01-22 14:53:33 +01:00 committed by David S. Miller
parent 180222f088
commit 388d3a6d4a
7 changed files with 43 additions and 44 deletions

View file

@ -206,13 +206,6 @@ static int bond_mode = BOND_MODE_ROUNDROBIN;
static int xmit_hashtype = BOND_XMIT_POLICY_LAYER2;
static int lacp_fast;
const struct bond_parm_tbl pri_reselect_tbl[] = {
{ "always", BOND_PRI_RESELECT_ALWAYS},
{ "better", BOND_PRI_RESELECT_BETTER},
{ "failure", BOND_PRI_RESELECT_FAILURE},
{ NULL, -1},
};
/*-------------------------- Forward declarations ---------------------------*/
static int bond_init(struct net_device *bond_dev);
@ -4248,14 +4241,15 @@ static int bond_check_params(struct bond_params *params)
}
if (primary && primary_reselect) {
primary_reselect_value = bond_parse_parm(primary_reselect,
pri_reselect_tbl);
if (primary_reselect_value == -1) {
bond_opt_initstr(&newval, primary_reselect);
valptr = bond_opt_parse(bond_opt_get(BOND_OPT_PRIMARY_RESELECT),
&newval);
if (!valptr) {
pr_err("Error: Invalid primary_reselect \"%s\"\n",
primary_reselect ==
NULL ? "NULL" : primary_reselect);
primary_reselect);
return -EINVAL;
}
primary_reselect_value = valptr->value;
} else {
primary_reselect_value = BOND_PRI_RESELECT_ALWAYS;
}

View file

@ -236,7 +236,8 @@ static int bond_changelink(struct net_device *bond_dev,
int primary_reselect =
nla_get_u8(data[IFLA_BOND_PRIMARY_RESELECT]);
err = bond_option_primary_reselect_set(bond, primary_reselect);
bond_opt_initval(&newval, primary_reselect);
err = __bond_opt_set(bond, BOND_OPT_PRIMARY_RESELECT, &newval);
if (err)
return err;
}

View file

@ -92,6 +92,13 @@ static struct bond_opt_value bond_num_peer_notif_tbl[] = {
{ NULL, -1, 0}
};
static struct bond_opt_value bond_primary_reselect_tbl[] = {
{ "always", BOND_PRI_RESELECT_ALWAYS, BOND_VALFLAG_DEFAULT},
{ "better", BOND_PRI_RESELECT_BETTER, 0},
{ "failure", BOND_PRI_RESELECT_FAILURE, 0},
{ NULL, -1},
};
static struct bond_option bond_opts[] = {
[BOND_OPT_MODE] = {
.id = BOND_OPT_MODE,
@ -217,6 +224,13 @@ static struct bond_option bond_opts[] = {
BIT(BOND_MODE_ALB)),
.set = bond_option_primary_set
},
[BOND_OPT_PRIMARY_RESELECT] = {
.id = BOND_OPT_PRIMARY_RESELECT,
.name = "primary_reselect",
.desc = "Reselect primary slave once it comes up",
.values = bond_primary_reselect_tbl,
.set = bond_option_primary_reselect_set
},
{ }
};
@ -943,18 +957,12 @@ out:
return 0;
}
int bond_option_primary_reselect_set(struct bonding *bond, int primary_reselect)
int bond_option_primary_reselect_set(struct bonding *bond,
struct bond_opt_value *newval)
{
if (bond_parm_tbl_lookup(primary_reselect, pri_reselect_tbl) < 0) {
pr_err("%s: Ignoring invalid primary_reselect value %d.\n",
bond->dev->name, primary_reselect);
return -EINVAL;
}
bond->params.primary_reselect = primary_reselect;
pr_info("%s: setting primary_reselect to %s (%d).\n",
bond->dev->name, pri_reselect_tbl[primary_reselect].modename,
primary_reselect);
pr_info("%s: setting primary_reselect to %s (%llu).\n",
bond->dev->name, newval->string, newval->value);
bond->params.primary_reselect = newval->value;
block_netpoll_tx();
write_lock_bh(&bond->curr_slave_lock);

View file

@ -54,6 +54,7 @@ enum {
BOND_OPT_NUM_PEER_NOTIF,
BOND_OPT_MIIMON,
BOND_OPT_PRIMARY,
BOND_OPT_PRIMARY_RESELECT,
BOND_OPT_LAST
};
@ -144,4 +145,6 @@ int bond_option_num_peer_notif_set(struct bonding *bond,
int bond_option_miimon_set(struct bonding *bond, struct bond_opt_value *newval);
int bond_option_primary_set(struct bonding *bond,
struct bond_opt_value *newval);
int bond_option_primary_reselect_set(struct bonding *bond,
struct bond_opt_value *newval);
#endif /* _BOND_OPTIONS_H */

View file

@ -97,9 +97,12 @@ static void bond_info_show_master(struct seq_file *seq)
seq_printf(seq, "Primary Slave: %s",
(bond->primary_slave) ?
bond->primary_slave->dev->name : "None");
if (bond->primary_slave)
if (bond->primary_slave) {
optval = bond_opt_get_val(BOND_OPT_PRIMARY_RESELECT,
bond->params.primary_reselect);
seq_printf(seq, " (primary_reselect %s)",
pri_reselect_tbl[bond->params.primary_reselect].modename);
optval->string);
}
seq_printf(seq, "\nCurrently Active Slave: %s\n",
(curr) ? curr->dev->name : "None");

View file

@ -729,35 +729,27 @@ static ssize_t bonding_show_primary_reselect(struct device *d,
char *buf)
{
struct bonding *bond = to_bond(d);
struct bond_opt_value *val;
val = bond_opt_get_val(BOND_OPT_PRIMARY_RESELECT,
bond->params.primary_reselect);
return sprintf(buf, "%s %d\n",
pri_reselect_tbl[bond->params.primary_reselect].modename,
bond->params.primary_reselect);
val->string, bond->params.primary_reselect);
}
static ssize_t bonding_store_primary_reselect(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
int new_value, ret;
struct bonding *bond = to_bond(d);
int ret;
new_value = bond_parse_parm(buf, pri_reselect_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid primary_reselect value %.*s.\n",
bond->dev->name,
(int) strlen(buf) - 1, buf);
return -EINVAL;
}
if (!rtnl_trylock())
return restart_syscall();
ret = bond_option_primary_reselect_set(bond, new_value);
ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PRIMARY_RESELECT,
(char *)buf);
if (!ret)
ret = count;
rtnl_unlock();
return ret;
}
static DEVICE_ATTR(primary_reselect, S_IRUGO | S_IWUSR,

View file

@ -456,8 +456,6 @@ int bond_option_active_slave_set(struct bonding *bond, struct net_device *slave_
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);
int bond_option_primary_reselect_set(struct bonding *bond,
int primary_reselect);
int bond_option_resend_igmp_set(struct bonding *bond, int resend_igmp);
int bond_option_all_slaves_active_set(struct bonding *bond,
int all_slaves_active);