Commit 16228881 authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by David S. Miller

bonding: convert arp_validate to use the new option API

This patch adds the necessary changes so arp_validate would use the
new bonding option API. Also fix some trivial/style errors.
Signed-off-by: default avatarNikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a4b32ce7
......@@ -220,14 +220,6 @@ const struct bond_parm_tbl arp_all_targets_tbl[] = {
{ NULL, -1},
};
const struct bond_parm_tbl arp_validate_tbl[] = {
{ "none", BOND_ARP_VALIDATE_NONE},
{ "active", BOND_ARP_VALIDATE_ACTIVE},
{ "backup", BOND_ARP_VALIDATE_BACKUP},
{ "all", BOND_ARP_VALIDATE_ALL},
{ NULL, -1},
};
const struct bond_parm_tbl fail_over_mac_tbl[] = {
{ "none", BOND_FOM_NONE},
{ "active", BOND_FOM_ACTIVE},
......@@ -4224,15 +4216,18 @@ static int bond_check_params(struct bond_params *params)
return -EINVAL;
}
arp_validate_value = bond_parse_parm(arp_validate,
arp_validate_tbl);
if (arp_validate_value == -1) {
bond_opt_initstr(&newval, arp_validate);
valptr = bond_opt_parse(bond_opt_get(BOND_OPT_ARP_VALIDATE),
&newval);
if (!valptr) {
pr_err("Error: invalid arp_validate \"%s\"\n",
arp_validate == NULL ? "NULL" : arp_validate);
arp_validate);
return -EINVAL;
}
} else
arp_validate_value = valptr->value;
} else {
arp_validate_value = 0;
}
arp_all_targets_value = 0;
if (arp_all_targets) {
......@@ -4249,10 +4244,10 @@ static int bond_check_params(struct bond_params *params)
if (miimon) {
pr_info("MII link monitoring set to %d ms\n", miimon);
} else if (arp_interval) {
valptr = bond_opt_get_val(BOND_OPT_ARP_VALIDATE,
arp_validate_value);
pr_info("ARP monitoring set to %d ms, validate %s, with %d target(s):",
arp_interval,
arp_validate_tbl[arp_validate_value].modename,
arp_ip_count);
arp_interval, valptr->string, arp_ip_count);
for (i = 0; i < arp_ip_count; i++)
pr_info(" %s", arp_ip_target[i]);
......
......@@ -193,7 +193,8 @@ static int bond_changelink(struct net_device *bond_dev,
return -EINVAL;
}
err = bond_option_arp_validate_set(bond, arp_validate);
bond_opt_initval(&newval, arp_validate);
err = __bond_opt_set(bond, BOND_OPT_ARP_VALIDATE, &newval);
if (err)
return err;
}
......
......@@ -45,6 +45,14 @@ static struct bond_opt_value bond_xmit_hashtype_tbl[] = {
{ NULL, -1, 0},
};
static struct bond_opt_value bond_arp_validate_tbl[] = {
{ "none", BOND_ARP_VALIDATE_NONE, BOND_VALFLAG_DEFAULT},
{ "active", BOND_ARP_VALIDATE_ACTIVE, 0},
{ "backup", BOND_ARP_VALIDATE_BACKUP, 0},
{ "all", BOND_ARP_VALIDATE_ALL, 0},
{ NULL, -1, 0},
};
static struct bond_option bond_opts[] = {
[BOND_OPT_MODE] = {
.id = BOND_OPT_MODE,
......@@ -69,6 +77,14 @@ static struct bond_option bond_opts[] = {
.values = bond_xmit_hashtype_tbl,
.set = bond_option_xmit_hash_policy_set
},
[BOND_OPT_ARP_VALIDATE] = {
.id = BOND_OPT_ARP_VALIDATE,
.name = "arp_validate",
.desc = "validate src/dst of ARP probes",
.unsuppmodes = BOND_MODE_ALL_EX(BIT(BOND_MODE_ACTIVEBACKUP)),
.values = bond_arp_validate_tbl,
.set = bond_option_arp_validate_set
},
{ }
};
......@@ -734,31 +750,19 @@ int bond_option_arp_ip_targets_set(struct bonding *bond, __be32 *targets,
return ret;
}
int bond_option_arp_validate_set(struct bonding *bond, int arp_validate)
int bond_option_arp_validate_set(struct bonding *bond,
struct bond_opt_value *newval)
{
if (bond_parm_tbl_lookup(arp_validate, arp_validate_tbl) < 0) {
pr_err("%s: Ignoring invalid arp_validate value %d.\n",
bond->dev->name, arp_validate);
return -EINVAL;
}
if (bond->params.mode != BOND_MODE_ACTIVEBACKUP) {
pr_err("%s: arp_validate only supported in active-backup mode.\n",
bond->dev->name);
return -EINVAL;
}
pr_info("%s: setting arp_validate to %s (%d).\n",
bond->dev->name, arp_validate_tbl[arp_validate].modename,
arp_validate);
pr_info("%s: setting arp_validate to %s (%llu).\n",
bond->dev->name, newval->string, newval->value);
if (bond->dev->flags & IFF_UP) {
if (!arp_validate)
if (!newval->value)
bond->recv_probe = NULL;
else if (bond->params.arp_interval)
bond->recv_probe = bond_arp_rcv;
}
bond->params.arp_validate = arp_validate;
bond->params.arp_validate = newval->value;
return 0;
}
......
......@@ -41,6 +41,7 @@ enum {
BOND_OPT_MODE,
BOND_OPT_PACKETS_PER_SLAVE,
BOND_OPT_XMIT_HASH,
BOND_OPT_ARP_VALIDATE,
BOND_OPT_LAST
};
......@@ -105,4 +106,6 @@ int bond_option_mode_set(struct bonding *bond, struct bond_opt_value *newval);
int bond_option_pps_set(struct bonding *bond, struct bond_opt_value *newval);
int bond_option_xmit_hash_policy_set(struct bonding *bond,
struct bond_opt_value *newval);
int bond_option_arp_validate_set(struct bonding *bond,
struct bond_opt_value *newval);
#endif /* _BOND_OPTIONS_H */
......@@ -325,10 +325,12 @@ static ssize_t bonding_show_arp_validate(struct device *d,
char *buf)
{
struct bonding *bond = to_bond(d);
struct bond_opt_value *val;
return sprintf(buf, "%s %d\n",
arp_validate_tbl[bond->params.arp_validate].modename,
bond->params.arp_validate);
val = bond_opt_get_val(BOND_OPT_ARP_VALIDATE,
bond->params.arp_validate);
return sprintf(buf, "%s %d\n", val->string, bond->params.arp_validate);
}
static ssize_t bonding_store_arp_validate(struct device *d,
......@@ -336,23 +338,12 @@ static ssize_t bonding_store_arp_validate(struct device *d,
const char *buf, size_t count)
{
struct bonding *bond = to_bond(d);
int new_value, ret;
new_value = bond_parse_parm(buf, arp_validate_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid arp_validate value %s\n",
bond->dev->name, buf);
return -EINVAL;
}
if (!rtnl_trylock())
return restart_syscall();
int ret;
ret = bond_option_arp_validate_set(bond, new_value);
ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_VALIDATE, (char *)buf);
if (!ret)
ret = count;
rtnl_unlock();
return ret;
}
......
......@@ -462,7 +462,6 @@ int bond_option_arp_ip_targets_set(struct bonding *bond, __be32 *targets,
int count);
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_arp_validate_set(struct bonding *bond, int arp_validate);
int bond_option_arp_all_targets_set(struct bonding *bond, int arp_all_targets);
int bond_option_primary_set(struct bonding *bond, const char *primary);
int bond_option_primary_reselect_set(struct bonding *bond,
......
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