From 9e5f5eebe765b340af0318dba261e5de0f2aaf32 Mon Sep 17 00:00:00 2001 From: Nikolay Aleksandrov Date: Wed, 22 Jan 2014 14:53:29 +0100 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/bonding/bond_main.c | 21 ++++++----------- drivers/net/bonding/bond_netlink.c | 3 ++- drivers/net/bonding/bond_options.c | 37 ++++++++++++++++-------------- drivers/net/bonding/bond_options.h | 3 +++ drivers/net/bonding/bond_procfs.c | 4 +++- drivers/net/bonding/bond_sysfs.c | 22 +++++------------- drivers/net/bonding/bonding.h | 1 - 7 files changed, 41 insertions(+), 50 deletions(-) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index f3bfcafc96a4..8f3f9f046f1c 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -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; } diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index a85466c0b0e3..830203dae20c 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -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; } diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index f8821696f823..081ab9b5d48a 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -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; } diff --git a/drivers/net/bonding/bond_options.h b/drivers/net/bonding/bond_options.h index cc8edef812c4..53df1762d80f 100644 --- a/drivers/net/bonding/bond_options.h +++ b/drivers/net/bonding/bond_options.h @@ -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 */ diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index 1a6631032f58..d28c3d7ae029 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -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", diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index 3ae9bfd8e65e..02e493ae5173 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -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, diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index df8c5ae44cdc..235fb18b65bf 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -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); -- 2.20.1