diff options
Diffstat (limited to 'drivers/net/bonding/bond_sysfs.c')
-rw-r--r-- | drivers/net/bonding/bond_sysfs.c | 553 |
1 files changed, 85 insertions, 468 deletions
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index 5f6babc..39c4d8d 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -45,8 +45,7 @@ #define to_dev(obj) container_of(obj, struct device, kobj) #define to_bond(cd) ((struct bonding *)(netdev_priv(to_net_dev(cd)))) -/* - * "show" function for the bond_masters attribute. +/* "show" function for the bond_masters attribute. * The class parameter is ignored. */ static ssize_t bonding_show_bonds(struct class *cls, @@ -88,14 +87,12 @@ static struct net_device *bond_get_by_name(struct bond_net *bn, const char *ifna return NULL; } -/* - * "store" function for the bond_masters attribute. This is what +/* "store" function for the bond_masters attribute. This is what * creates and deletes entire bonds. * * The class parameter is ignored. * */ - static ssize_t bonding_store_bonds(struct class *cls, struct class_attribute *attr, const char *buffer, size_t count) @@ -158,9 +155,26 @@ static const struct class_attribute class_attr_bonding_masters = { .store = bonding_store_bonds, }; -/* - * Show the slaves in the current bond. - */ +/* Generic "store" method for bonding sysfs option setting */ +static ssize_t bonding_sysfs_store_option(struct device *d, + struct device_attribute *attr, + const char *buffer, size_t count) +{ + struct bonding *bond = to_bond(d); + const struct bond_option *opt; + int ret; + + opt = bond_opt_get_by_name(attr->attr.name); + if (WARN_ON(!opt)) + return -ENOENT; + ret = bond_opt_tryset_rtnl(bond, opt->id, (char *)buffer); + if (!ret) + ret = count; + + return ret; +} + +/* Show the slaves in the current bond. */ static ssize_t bonding_show_slaves(struct device *d, struct device_attribute *attr, char *buf) { @@ -190,32 +204,10 @@ static ssize_t bonding_show_slaves(struct device *d, return res; } - -/* - * Set the slaves in the current bond. - * This is supposed to be only thin wrapper for bond_enslave and bond_release. - * All hard work should be done there. - */ -static ssize_t bonding_store_slaves(struct device *d, - struct device_attribute *attr, - const char *buffer, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_SLAVES, (char *)buffer); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(slaves, S_IRUGO | S_IWUSR, bonding_show_slaves, - bonding_store_slaves); + bonding_sysfs_store_option); -/* - * Show and set the bonding mode. The bond interface must be down to - * change the mode. - */ +/* Show the bonding mode. */ static ssize_t bonding_show_mode(struct device *d, struct device_attribute *attr, char *buf) { @@ -226,26 +218,10 @@ static ssize_t bonding_show_mode(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.mode); } - -static ssize_t bonding_store_mode(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MODE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, - bonding_show_mode, bonding_store_mode); + bonding_show_mode, bonding_sysfs_store_option); -/* - * Show and set the bonding transmit hash method. - */ +/* Show the bonding transmit hash method. */ static ssize_t bonding_show_xmit_hash(struct device *d, struct device_attribute *attr, char *buf) @@ -257,26 +233,10 @@ static ssize_t bonding_show_xmit_hash(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.xmit_policy); } - -static ssize_t bonding_store_xmit_hash(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_XMIT_HASH, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(xmit_hash_policy, S_IRUGO | S_IWUSR, - bonding_show_xmit_hash, bonding_store_xmit_hash); + bonding_show_xmit_hash, bonding_sysfs_store_option); -/* - * Show and set arp_validate. - */ +/* Show arp_validate. */ static ssize_t bonding_show_arp_validate(struct device *d, struct device_attribute *attr, char *buf) @@ -289,26 +249,10 @@ static ssize_t bonding_show_arp_validate(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.arp_validate); } - -static ssize_t bonding_store_arp_validate(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_VALIDATE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(arp_validate, S_IRUGO | S_IWUSR, bonding_show_arp_validate, - bonding_store_arp_validate); -/* - * Show and set arp_all_targets. - */ + bonding_sysfs_store_option); + +/* Show arp_all_targets. */ static ssize_t bonding_show_arp_all_targets(struct device *d, struct device_attribute *attr, char *buf) @@ -321,28 +265,10 @@ static ssize_t bonding_show_arp_all_targets(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.arp_all_targets); } - -static ssize_t bonding_store_arp_all_targets(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_ALL_TARGETS, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(arp_all_targets, S_IRUGO | S_IWUSR, - bonding_show_arp_all_targets, bonding_store_arp_all_targets); + bonding_show_arp_all_targets, bonding_sysfs_store_option); -/* - * Show and store fail_over_mac. User only allowed to change the - * value when there are no slaves. - */ +/* Show fail_over_mac. */ static ssize_t bonding_show_fail_over_mac(struct device *d, struct device_attribute *attr, char *buf) @@ -355,30 +281,10 @@ static ssize_t bonding_show_fail_over_mac(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.fail_over_mac); } - -static ssize_t bonding_store_fail_over_mac(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_FAIL_OVER_MAC, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(fail_over_mac, S_IRUGO | S_IWUSR, - bonding_show_fail_over_mac, bonding_store_fail_over_mac); + bonding_show_fail_over_mac, bonding_sysfs_store_option); -/* - * Show and set the arp timer interval. There are two tricky bits - * here. First, if ARP monitoring is activated, then we must disable - * MII monitoring. Second, if the ARP timer isn't running, we must - * start it. - */ +/* Show the arp timer interval. */ static ssize_t bonding_show_arp_interval(struct device *d, struct device_attribute *attr, char *buf) @@ -387,26 +293,10 @@ static ssize_t bonding_show_arp_interval(struct device *d, return sprintf(buf, "%d\n", bond->params.arp_interval); } - -static ssize_t bonding_store_arp_interval(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_INTERVAL, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(arp_interval, S_IRUGO | S_IWUSR, - bonding_show_arp_interval, bonding_store_arp_interval); + bonding_show_arp_interval, bonding_sysfs_store_option); -/* - * Show and set the arp targets. - */ +/* Show the arp targets. */ static ssize_t bonding_show_arp_targets(struct device *d, struct device_attribute *attr, char *buf) @@ -424,27 +314,10 @@ static ssize_t bonding_show_arp_targets(struct device *d, return res; } +static DEVICE_ATTR(arp_ip_target, S_IRUGO | S_IWUSR, + bonding_show_arp_targets, bonding_sysfs_store_option); -static ssize_t bonding_store_arp_targets(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_TARGETS, (char *)buf); - if (!ret) - ret = count; - - return ret; -} -static DEVICE_ATTR(arp_ip_target, S_IRUGO | S_IWUSR , bonding_show_arp_targets, bonding_store_arp_targets); - -/* - * Show and set the up and down delays. These must be multiples of the - * MII monitoring value, and are stored internally as the multiplier. - * Thus, we must translate to MS for the real world. - */ +/* Show the up and down delays. */ static ssize_t bonding_show_downdelay(struct device *d, struct device_attribute *attr, char *buf) @@ -453,22 +326,8 @@ static ssize_t bonding_show_downdelay(struct device *d, return sprintf(buf, "%d\n", bond->params.downdelay * bond->params.miimon); } - -static ssize_t bonding_store_downdelay(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_DOWNDELAY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(downdelay, S_IRUGO | S_IWUSR, - bonding_show_downdelay, bonding_store_downdelay); + bonding_show_downdelay, bonding_sysfs_store_option); static ssize_t bonding_show_updelay(struct device *d, struct device_attribute *attr, @@ -479,27 +338,10 @@ static ssize_t bonding_show_updelay(struct device *d, return sprintf(buf, "%d\n", bond->params.updelay * bond->params.miimon); } - -static ssize_t bonding_store_updelay(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_UPDELAY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(updelay, S_IRUGO | S_IWUSR, - bonding_show_updelay, bonding_store_updelay); + bonding_show_updelay, bonding_sysfs_store_option); -/* - * Show and set the LACP interval. Interface must be down, and the mode - * must be set to 802.3ad mode. - */ +/* Show the LACP interval. */ static ssize_t bonding_show_lacp(struct device *d, struct device_attribute *attr, char *buf) @@ -511,22 +353,8 @@ static ssize_t bonding_show_lacp(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.lacp_fast); } - -static ssize_t bonding_store_lacp(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_LACP_RATE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(lacp_rate, S_IRUGO | S_IWUSR, - bonding_show_lacp, bonding_store_lacp); + bonding_show_lacp, bonding_sysfs_store_option); static ssize_t bonding_show_min_links(struct device *d, struct device_attribute *attr, @@ -536,22 +364,8 @@ static ssize_t bonding_show_min_links(struct device *d, return sprintf(buf, "%u\n", bond->params.min_links); } - -static ssize_t bonding_store_min_links(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MINLINKS, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(min_links, S_IRUGO | S_IWUSR, - bonding_show_min_links, bonding_store_min_links); + bonding_show_min_links, bonding_sysfs_store_option); static ssize_t bonding_show_ad_select(struct device *d, struct device_attribute *attr, @@ -564,27 +378,10 @@ static ssize_t bonding_show_ad_select(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.ad_select); } - - -static ssize_t bonding_store_ad_select(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_AD_SELECT, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(ad_select, S_IRUGO | S_IWUSR, - bonding_show_ad_select, bonding_store_ad_select); + bonding_show_ad_select, bonding_sysfs_store_option); -/* - * Show and set the number of peer notifications to send after a failover event. - */ +/* Show and set the number of peer notifications to send after a failover event. */ static ssize_t bonding_show_num_peer_notif(struct device *d, struct device_attribute *attr, char *buf) @@ -611,12 +408,7 @@ static DEVICE_ATTR(num_grat_arp, S_IRUGO | S_IWUSR, static DEVICE_ATTR(num_unsol_na, S_IRUGO | S_IWUSR, bonding_show_num_peer_notif, bonding_store_num_peer_notif); -/* - * Show and set the MII monitor interval. There are two tricky bits - * here. First, if MII monitoring is activated, then we must disable - * ARP monitoring. Second, if the timer isn't running, we must - * start it. - */ +/* Show the MII monitor interval. */ static ssize_t bonding_show_miimon(struct device *d, struct device_attribute *attr, char *buf) @@ -625,30 +417,10 @@ static ssize_t bonding_show_miimon(struct device *d, return sprintf(buf, "%d\n", bond->params.miimon); } - -static ssize_t bonding_store_miimon(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MIIMON, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(miimon, S_IRUGO | S_IWUSR, - bonding_show_miimon, bonding_store_miimon); + bonding_show_miimon, bonding_sysfs_store_option); -/* - * Show and set the primary slave. The store function is much - * simpler than bonding_store_slaves function because it only needs to - * handle one interface name. - * The bond must be a mode that supports a primary for this be - * set. - */ +/* Show the primary slave. */ static ssize_t bonding_show_primary(struct device *d, struct device_attribute *attr, char *buf) @@ -661,26 +433,10 @@ static ssize_t bonding_show_primary(struct device *d, return count; } - -static ssize_t bonding_store_primary(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PRIMARY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(primary, S_IRUGO | S_IWUSR, - bonding_show_primary, bonding_store_primary); + bonding_show_primary, bonding_sysfs_store_option); -/* - * Show and set the primary_reselect flag. - */ +/* Show the primary_reselect flag. */ static ssize_t bonding_show_primary_reselect(struct device *d, struct device_attribute *attr, char *buf) @@ -694,28 +450,10 @@ static ssize_t bonding_show_primary_reselect(struct device *d, return sprintf(buf, "%s %d\n", 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) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PRIMARY_RESELECT, - (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(primary_reselect, S_IRUGO | S_IWUSR, - bonding_show_primary_reselect, - bonding_store_primary_reselect); + bonding_show_primary_reselect, bonding_sysfs_store_option); -/* - * Show and set the use_carrier flag. - */ +/* Show the use_carrier flag. */ static ssize_t bonding_show_carrier(struct device *d, struct device_attribute *attr, char *buf) @@ -724,27 +462,11 @@ static ssize_t bonding_show_carrier(struct device *d, return sprintf(buf, "%d\n", bond->params.use_carrier); } - -static ssize_t bonding_store_carrier(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_USE_CARRIER, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(use_carrier, S_IRUGO | S_IWUSR, - bonding_show_carrier, bonding_store_carrier); + bonding_show_carrier, bonding_sysfs_store_option); -/* - * Show and set currently active_slave. - */ +/* Show currently active_slave. */ static ssize_t bonding_show_active_slave(struct device *d, struct device_attribute *attr, char *buf) @@ -761,27 +483,10 @@ static ssize_t bonding_show_active_slave(struct device *d, return count; } - -static ssize_t bonding_store_active_slave(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ACTIVE_SLAVE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(active_slave, S_IRUGO | S_IWUSR, - bonding_show_active_slave, bonding_store_active_slave); - + bonding_show_active_slave, bonding_sysfs_store_option); -/* - * Show link status of the bond interface. - */ +/* Show link status of the bond interface. */ static ssize_t bonding_show_mii_status(struct device *d, struct device_attribute *attr, char *buf) @@ -792,9 +497,7 @@ static ssize_t bonding_show_mii_status(struct device *d, } static DEVICE_ATTR(mii_status, S_IRUGO, bonding_show_mii_status, NULL); -/* - * Show current 802.3ad aggregator ID. - */ +/* Show current 802.3ad aggregator ID. */ static ssize_t bonding_show_ad_aggregator(struct device *d, struct device_attribute *attr, char *buf) @@ -814,9 +517,7 @@ static ssize_t bonding_show_ad_aggregator(struct device *d, static DEVICE_ATTR(ad_aggregator, S_IRUGO, bonding_show_ad_aggregator, NULL); -/* - * Show number of active 802.3ad ports. - */ +/* Show number of active 802.3ad ports. */ static ssize_t bonding_show_ad_num_ports(struct device *d, struct device_attribute *attr, char *buf) @@ -836,9 +537,7 @@ static ssize_t bonding_show_ad_num_ports(struct device *d, static DEVICE_ATTR(ad_num_ports, S_IRUGO, bonding_show_ad_num_ports, NULL); -/* - * Show current 802.3ad actor key. - */ +/* Show current 802.3ad actor key. */ static ssize_t bonding_show_ad_actor_key(struct device *d, struct device_attribute *attr, char *buf) @@ -858,9 +557,7 @@ static ssize_t bonding_show_ad_actor_key(struct device *d, static DEVICE_ATTR(ad_actor_key, S_IRUGO, bonding_show_ad_actor_key, NULL); -/* - * Show current 802.3ad partner key. - */ +/* Show current 802.3ad partner key. */ static ssize_t bonding_show_ad_partner_key(struct device *d, struct device_attribute *attr, char *buf) @@ -880,9 +577,7 @@ static ssize_t bonding_show_ad_partner_key(struct device *d, static DEVICE_ATTR(ad_partner_key, S_IRUGO, bonding_show_ad_partner_key, NULL); -/* - * Show current 802.3ad partner mac. - */ +/* Show current 802.3ad partner mac. */ static ssize_t bonding_show_ad_partner_mac(struct device *d, struct device_attribute *attr, char *buf) @@ -900,9 +595,7 @@ static ssize_t bonding_show_ad_partner_mac(struct device *d, } static DEVICE_ATTR(ad_partner_mac, S_IRUGO, bonding_show_ad_partner_mac, NULL); -/* - * Show the queue_ids of the slaves in the current bond. - */ +/* Show the queue_ids of the slaves in the current bond. */ static ssize_t bonding_show_queue_id(struct device *d, struct device_attribute *attr, char *buf) @@ -933,31 +626,11 @@ static ssize_t bonding_show_queue_id(struct device *d, return res; } - -/* - * Set the queue_ids of the slaves in the current bond. The bond - * interface must be enslaved for this to work. - */ -static ssize_t bonding_store_queue_id(struct device *d, - struct device_attribute *attr, - const char *buffer, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_QUEUE_ID, (char *)buffer); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(queue_id, S_IRUGO | S_IWUSR, bonding_show_queue_id, - bonding_store_queue_id); + bonding_sysfs_store_option); -/* - * Show and set the all_slaves_active flag. - */ +/* Show the all_slaves_active flag. */ static ssize_t bonding_show_slaves_active(struct device *d, struct device_attribute *attr, char *buf) @@ -966,27 +639,10 @@ static ssize_t bonding_show_slaves_active(struct device *d, return sprintf(buf, "%d\n", bond->params.all_slaves_active); } - -static ssize_t bonding_store_slaves_active(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ALL_SLAVES_ACTIVE, - (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(all_slaves_active, S_IRUGO | S_IWUSR, - bonding_show_slaves_active, bonding_store_slaves_active); + bonding_show_slaves_active, bonding_sysfs_store_option); -/* - * Show and set the number of IGMP membership reports to send on link failure - */ +/* Show the number of IGMP membership reports to send on link failure */ static ssize_t bonding_show_resend_igmp(struct device *d, struct device_attribute *attr, char *buf) @@ -995,23 +651,8 @@ static ssize_t bonding_show_resend_igmp(struct device *d, return sprintf(buf, "%d\n", bond->params.resend_igmp); } - -static ssize_t bonding_store_resend_igmp(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_RESEND_IGMP, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(resend_igmp, S_IRUGO | S_IWUSR, - bonding_show_resend_igmp, bonding_store_resend_igmp); + bonding_show_resend_igmp, bonding_sysfs_store_option); static ssize_t bonding_show_lp_interval(struct device *d, @@ -1019,25 +660,21 @@ static ssize_t bonding_show_lp_interval(struct device *d, char *buf) { struct bonding *bond = to_bond(d); + return sprintf(buf, "%d\n", bond->params.lp_interval); } +static DEVICE_ATTR(lp_interval, S_IRUGO | S_IWUSR, + bonding_show_lp_interval, bonding_sysfs_store_option); -static ssize_t bonding_store_lp_interval(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t bonding_show_tlb_dynamic_lb(struct device *d, + struct device_attribute *attr, + char *buf) { struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_LP_INTERVAL, (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%d\n", bond->params.tlb_dynamic_lb); } - -static DEVICE_ATTR(lp_interval, S_IRUGO | S_IWUSR, - bonding_show_lp_interval, bonding_store_lp_interval); +static DEVICE_ATTR(tlb_dynamic_lb, S_IRUGO | S_IWUSR, + bonding_show_tlb_dynamic_lb, bonding_sysfs_store_option); static ssize_t bonding_show_packets_per_slave(struct device *d, struct device_attribute *attr, @@ -1045,27 +682,11 @@ static ssize_t bonding_show_packets_per_slave(struct device *d, { struct bonding *bond = to_bond(d); unsigned int packets_per_slave = bond->params.packets_per_slave; - return sprintf(buf, "%u\n", packets_per_slave); -} - -static ssize_t bonding_store_packets_per_slave(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PACKETS_PER_SLAVE, - (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%u\n", packets_per_slave); } - static DEVICE_ATTR(packets_per_slave, S_IRUGO | S_IWUSR, - bonding_show_packets_per_slave, - bonding_store_packets_per_slave); + bonding_show_packets_per_slave, bonding_sysfs_store_option); static struct attribute *per_bond_attrs[] = { &dev_attr_slaves.attr, @@ -1099,6 +720,7 @@ static struct attribute *per_bond_attrs[] = { &dev_attr_min_links.attr, &dev_attr_lp_interval.attr, &dev_attr_packets_per_slave.attr, + &dev_attr_tlb_dynamic_lb.attr, NULL, }; @@ -1107,8 +729,7 @@ static struct attribute_group bonding_group = { .attrs = per_bond_attrs, }; -/* - * Initialize sysfs. This sets up the bonding_masters file in +/* Initialize sysfs. This sets up the bonding_masters file in * /sys/class/net. */ int bond_create_sysfs(struct bond_net *bn) @@ -1120,8 +741,7 @@ int bond_create_sysfs(struct bond_net *bn) ret = netdev_class_create_file_ns(&bn->class_attr_bonding_masters, bn->net); - /* - * Permit multiple loads of the module by ignoring failures to + /* Permit multiple loads of the module by ignoring failures to * create the bonding_masters sysfs file. Bonding devices * created by second or subsequent loads of the module will * not be listed in, or controllable by, bonding_masters, but @@ -1144,16 +764,13 @@ int bond_create_sysfs(struct bond_net *bn) } -/* - * Remove /sys/class/net/bonding_masters. - */ +/* Remove /sys/class/net/bonding_masters. */ void bond_destroy_sysfs(struct bond_net *bn) { netdev_class_remove_file_ns(&bn->class_attr_bonding_masters, bn->net); } -/* - * Initialize sysfs for each bond. This sets up and registers +/* Initialize sysfs for each bond. This sets up and registers * the 'bondctl' directory for each individual bond under /sys/class/net. */ void bond_prepare_sysfs_group(struct bonding *bond) |