diff options
| -rw-r--r-- | drivers/net/team/team.c | 75 | ||||
| -rw-r--r-- | include/linux/if_team.h | 3 |
2 files changed, 55 insertions, 23 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index f50b8ca8dc94..32cb290fb800 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -90,6 +90,7 @@ struct team_option_inst { /* One for each option instance */ struct list_head list; struct team_option *option; struct team_port *port; /* != NULL if per-port */ + u32 array_index; bool changed; bool removed; }; @@ -106,22 +107,6 @@ static struct team_option *__team_find_option(struct team *team, return NULL; } -static int __team_option_inst_add(struct team *team, struct team_option *option, - struct team_port *port) -{ - struct team_option_inst *opt_inst; - - opt_inst = kmalloc(sizeof(*opt_inst), GFP_KERNEL); - if (!opt_inst) - return -ENOMEM; - opt_inst->option = option; - opt_inst->port = port; - opt_inst->changed = true; - opt_inst->removed = false; - list_add_tail(&opt_inst->list, &team->option_inst_list); - return 0; -} - static void __team_option_inst_del(struct team_option_inst *opt_inst) { list_del(&opt_inst->list); @@ -139,14 +124,42 @@ static void __team_option_inst_del_option(struct team *team, } } +static int __team_option_inst_add(struct team *team, struct team_option *option, + struct team_port *port) +{ + struct team_option_inst *opt_inst; + unsigned int array_size; + unsigned int i; + + array_size = option->array_size; + if (!array_size) + array_size = 1; /* No array but still need one instance */ + + for (i = 0; i < array_size; i++) { + opt_inst = kmalloc(sizeof(*opt_inst), GFP_KERNEL); + if (!opt_inst) + return -ENOMEM; + opt_inst->option = option; + opt_inst->port = port; + opt_inst->array_index = i; + opt_inst->changed = true; + opt_inst->removed = false; + list_add_tail(&opt_inst->list, &team->option_inst_list); + } + return 0; +} + static int __team_option_inst_add_option(struct team *team, struct team_option *option) { struct team_port *port; int err; - if (!option->per_port) - return __team_option_inst_add(team, option, 0); + if (!option->per_port) { + err = __team_option_inst_add(team, option, 0); + if (err) + goto inst_del_option; + } list_for_each_entry(port, &team->port_list, list) { err = __team_option_inst_add(team, option, port); @@ -1567,6 +1580,11 @@ static int team_nl_fill_options_get(struct sk_buff *skb, opt_inst->port->dev->ifindex)) goto nla_put_failure; ctx.port = opt_inst->port; + if (opt_inst->option->array_size && + nla_put_u32(skb, TEAM_ATTR_OPTION_ARRAY_INDEX, + opt_inst->array_index)) + goto nla_put_failure; + ctx.array_index = opt_inst->array_index; switch (option->type) { case TEAM_OPTION_TYPE_U32: if (nla_put_u8(skb, TEAM_ATTR_OPTION_TYPE, NLA_U32)) @@ -1668,10 +1686,12 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info) nla_for_each_nested(nl_option, info->attrs[TEAM_ATTR_LIST_OPTION], i) { struct nlattr *opt_attrs[TEAM_ATTR_OPTION_MAX + 1]; - struct nlattr *attr_port_ifindex; + struct nlattr *attr; struct nlattr *attr_data; enum team_option_type opt_type; int opt_port_ifindex = 0; /* != 0 for per-port options */ + u32 opt_array_index = 0; + bool opt_is_array = false; struct team_option_inst *opt_inst; char *opt_name; bool opt_found = false; @@ -1713,9 +1733,15 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info) } opt_name = nla_data(opt_attrs[TEAM_ATTR_OPTION_NAME]); - attr_port_ifindex = opt_attrs[TEAM_ATTR_OPTION_PORT_IFINDEX]; - if (attr_port_ifindex) - opt_port_ifindex = nla_get_u32(attr_port_ifindex); + attr = opt_attrs[TEAM_ATTR_OPTION_PORT_IFINDEX]; + if (attr) + opt_port_ifindex = nla_get_u32(attr); + + attr = opt_attrs[TEAM_ATTR_OPTION_ARRAY_INDEX]; + if (attr) { + opt_is_array = true; + opt_array_index = nla_get_u32(attr); + } list_for_each_entry(opt_inst, &team->option_inst_list, list) { struct team_option *option = opt_inst->option; @@ -1726,10 +1752,13 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info) opt_inst->port->dev->ifindex : 0; if (option->type != opt_type || strcmp(option->name, opt_name) || - tmp_ifindex != opt_port_ifindex) + tmp_ifindex != opt_port_ifindex || + (option->array_size && !opt_is_array) || + opt_inst->array_index != opt_array_index) continue; opt_found = true; ctx.port = opt_inst->port; + ctx.array_index = opt_inst->array_index; switch (opt_type) { case TEAM_OPTION_TYPE_U32: ctx.data.u32_val = nla_get_u32(attr_data); diff --git a/include/linux/if_team.h b/include/linux/if_team.h index 54af95f5d58b..b1719e239a0b 100644 --- a/include/linux/if_team.h +++ b/include/linux/if_team.h @@ -93,6 +93,7 @@ struct team_gsetter_ctx { } bin_val; bool bool_val; } data; + u32 array_index; struct team_port *port; }; @@ -100,6 +101,7 @@ struct team_option { struct list_head list; const char *name; bool per_port; + unsigned int array_size; /* != 0 means the option is array */ enum team_option_type type; int (*getter)(struct team *team, struct team_gsetter_ctx *ctx); int (*setter)(struct team *team, struct team_gsetter_ctx *ctx); @@ -242,6 +244,7 @@ enum { TEAM_ATTR_OPTION_DATA, /* dynamic */ TEAM_ATTR_OPTION_REMOVED, /* flag */ TEAM_ATTR_OPTION_PORT_IFINDEX, /* u32 */ /* for per-port options */ + TEAM_ATTR_OPTION_ARRAY_INDEX, /* u32 */ /* for array options */ __TEAM_ATTR_OPTION_MAX, TEAM_ATTR_OPTION_MAX = __TEAM_ATTR_OPTION_MAX - 1, |