bonding: convert ad_select to use the new option API

This patch adds the necessary changes so ad_select 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 14:53:29 +01:00 committed by David S. Miller
parent 633ddc9e9b
commit 9e5f5eebe7
7 changed files with 41 additions and 50 deletions

View File

@ -214,13 +214,6 @@ const struct bond_parm_tbl pri_reselect_tbl[] = {
{ NULL, -1},
};
struct bond_parm_tbl ad_select_tbl[] = {
{ "stable", BOND_AD_STABLE},
{ "bandwidth", BOND_AD_BANDWIDTH},
{ "count", BOND_AD_COUNT},
{ NULL, -1},
};
/*-------------------------- Forward declarations ---------------------------*/
static int bond_init(struct net_device *bond_dev);
@ -4032,16 +4025,16 @@ static int bond_check_params(struct bond_params *params)
}
if (ad_select) {
params->ad_select = bond_parse_parm(ad_select, ad_select_tbl);
if (params->ad_select == -1) {
pr_err("Error: Invalid ad_select \"%s\"\n",
ad_select == NULL ? "NULL" : ad_select);
bond_opt_initstr(&newval, lacp_rate);
valptr = bond_opt_parse(bond_opt_get(BOND_OPT_AD_SELECT),
&newval);
if (!valptr) {
pr_err("Error: Invalid ad_select \"%s\"\n", ad_select);
return -EINVAL;
}
if (bond_mode != BOND_MODE_8023AD) {
params->ad_select = valptr->value;
if (bond_mode != BOND_MODE_8023AD)
pr_warning("ad_select param only affects 802.3ad mode\n");
}
} else {
params->ad_select = BOND_AD_STABLE;
}

View File

@ -320,7 +320,8 @@ static int bond_changelink(struct net_device *bond_dev,
int ad_select =
nla_get_u8(data[IFLA_BOND_AD_SELECT]);
err = bond_option_ad_select_set(bond, ad_select);
bond_opt_initval(&newval, ad_select);
err = __bond_opt_set(bond, BOND_OPT_AD_SELECT, &newval);
if (err)
return err;
}

View File

@ -78,6 +78,13 @@ static struct bond_opt_value bond_lacp_rate_tbl[] = {
{ NULL, -1, 0},
};
static struct bond_opt_value bond_ad_select_tbl[] = {
{ "stable", BOND_AD_STABLE, BOND_VALFLAG_DEFAULT},
{ "bandwidth", BOND_AD_BANDWIDTH, 0},
{ "count", BOND_AD_COUNT, 0},
{ NULL, -1, 0},
};
static struct bond_option bond_opts[] = {
[BOND_OPT_MODE] = {
.id = BOND_OPT_MODE,
@ -171,6 +178,14 @@ static struct bond_option bond_opts[] = {
.values = bond_intmax_tbl,
.set = bond_option_min_links_set
},
[BOND_OPT_AD_SELECT] = {
.id = BOND_OPT_AD_SELECT,
.name = "ad_select",
.desc = "803.ad aggregation selection logic",
.flags = BOND_OPTFLAG_IFDOWN,
.values = bond_ad_select_tbl,
.set = bond_option_ad_select_set
},
{ }
};
@ -1048,24 +1063,12 @@ int bond_option_lacp_rate_set(struct bonding *bond,
return 0;
}
int bond_option_ad_select_set(struct bonding *bond, int ad_select)
int bond_option_ad_select_set(struct bonding *bond,
struct bond_opt_value *newval)
{
if (bond_parm_tbl_lookup(ad_select, ad_select_tbl) < 0) {
pr_err("%s: Ignoring invalid ad_select value %d.\n",
bond->dev->name, ad_select);
return -EINVAL;
}
if (bond->dev->flags & IFF_UP) {
pr_err("%s: Unable to update ad_select because interface is up.\n",
bond->dev->name);
return -EPERM;
}
bond->params.ad_select = ad_select;
pr_info("%s: Setting ad_select to %s (%d).\n",
bond->dev->name, ad_select_tbl[ad_select].modename,
ad_select);
pr_info("%s: Setting ad_select to %s (%llu).\n",
bond->dev->name, newval->string, newval->value);
bond->params.ad_select = newval->value;
return 0;
}

View File

@ -50,6 +50,7 @@ enum {
BOND_OPT_UPDELAY,
BOND_OPT_LACP_RATE,
BOND_OPT_MINLINKS,
BOND_OPT_AD_SELECT,
BOND_OPT_LAST
};
@ -133,4 +134,6 @@ int bond_option_lacp_rate_set(struct bonding *bond,
struct bond_opt_value *newval);
int bond_option_min_links_set(struct bonding *bond,
struct bond_opt_value *newval);
int bond_option_ad_select_set(struct bonding *bond,
struct bond_opt_value *newval);
#endif /* _BOND_OPTIONS_H */

View File

@ -140,8 +140,10 @@ static void bond_info_show_master(struct seq_file *seq)
seq_printf(seq, "LACP rate: %s\n",
(bond->params.lacp_fast) ? "fast" : "slow");
seq_printf(seq, "Min links: %d\n", bond->params.min_links);
optval = bond_opt_get_val(BOND_OPT_AD_SELECT,
bond->params.ad_select);
seq_printf(seq, "Aggregator selection policy (ad_select): %s\n",
ad_select_tbl[bond->params.ad_select].modename);
optval->string);
if (__bond_3ad_get_active_agg_info(bond, &ad_info)) {
seq_printf(seq, "bond %s has no active aggregator\n",

View File

@ -601,10 +601,11 @@ static ssize_t bonding_show_ad_select(struct device *d,
char *buf)
{
struct bonding *bond = to_bond(d);
struct bond_opt_value *val;
return sprintf(buf, "%s %d\n",
ad_select_tbl[bond->params.ad_select].modename,
bond->params.ad_select);
val = bond_opt_get_val(BOND_OPT_AD_SELECT, bond->params.ad_select);
return sprintf(buf, "%s %d\n", val->string, bond->params.ad_select);
}
@ -612,24 +613,13 @@ static ssize_t bonding_store_ad_select(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, ad_select_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid ad_select value %.*s.\n",
bond->dev->name, (int)strlen(buf) - 1, buf);
return -EINVAL;
}
if (!rtnl_trylock())
return restart_syscall();
ret = bond_option_ad_select_set(bond, new_value);
ret = bond_opt_tryset_rtnl(bond, BOND_OPT_AD_SELECT, (char *)buf);
if (!ret)
ret = count;
rtnl_unlock();
return ret;
}
static DEVICE_ATTR(ad_select, S_IRUGO | S_IWUSR,

View File

@ -465,7 +465,6 @@ int bond_option_num_peer_notif_set(struct bonding *bond, int num_peer_notif);
int bond_option_all_slaves_active_set(struct bonding *bond,
int all_slaves_active);
int bond_option_lp_interval_set(struct bonding *bond, int min_links);
int bond_option_ad_select_set(struct bonding *bond, int ad_select);
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);