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571 lines
16 KiB
571 lines
16 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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#include <net/genetlink.h> |
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#include <uapi/linux/mrp_bridge.h> |
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#include "br_private.h" |
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#include "br_private_mrp.h" |
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static const struct nla_policy br_mrp_policy[IFLA_BRIDGE_MRP_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_INSTANCE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_PORT_STATE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_PORT_ROLE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_RING_STATE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_RING_ROLE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_START_TEST] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_IN_ROLE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_IN_STATE] = { .type = NLA_NESTED }, |
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[IFLA_BRIDGE_MRP_START_IN_TEST] = { .type = NLA_NESTED }, |
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}; |
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static const struct nla_policy |
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br_mrp_instance_policy[IFLA_BRIDGE_MRP_INSTANCE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_INSTANCE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_INSTANCE_RING_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_INSTANCE_PRIO] = { .type = NLA_U16 }, |
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}; |
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static int br_mrp_instance_parse(struct net_bridge *br, struct nlattr *attr, |
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int cmd, struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_INSTANCE_MAX + 1]; |
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struct br_mrp_instance inst; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_INSTANCE_MAX, attr, |
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br_mrp_instance_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_INSTANCE_RING_ID] || |
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!tb[IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX] || |
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!tb[IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or P_IFINDEX or S_IFINDEX"); |
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return -EINVAL; |
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} |
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memset(&inst, 0, sizeof(inst)); |
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inst.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_RING_ID]); |
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inst.p_ifindex = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX]); |
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inst.s_ifindex = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX]); |
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inst.prio = MRP_DEFAULT_PRIO; |
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if (tb[IFLA_BRIDGE_MRP_INSTANCE_PRIO]) |
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inst.prio = nla_get_u16(tb[IFLA_BRIDGE_MRP_INSTANCE_PRIO]); |
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if (cmd == RTM_SETLINK) |
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return br_mrp_add(br, &inst); |
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else |
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return br_mrp_del(br, &inst); |
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return 0; |
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} |
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static const struct nla_policy |
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br_mrp_port_state_policy[IFLA_BRIDGE_MRP_PORT_STATE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_PORT_STATE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_PORT_STATE_STATE] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_port_state_parse(struct net_bridge_port *p, |
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struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_PORT_STATE_MAX + 1]; |
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enum br_mrp_port_state_type state; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_PORT_STATE_MAX, attr, |
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br_mrp_port_state_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_PORT_STATE_STATE]) { |
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NL_SET_ERR_MSG_MOD(extack, "Missing attribute: STATE"); |
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return -EINVAL; |
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} |
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state = nla_get_u32(tb[IFLA_BRIDGE_MRP_PORT_STATE_STATE]); |
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return br_mrp_set_port_state(p, state); |
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} |
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static const struct nla_policy |
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br_mrp_port_role_policy[IFLA_BRIDGE_MRP_PORT_ROLE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_PORT_ROLE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_PORT_ROLE_ROLE] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_port_role_parse(struct net_bridge_port *p, |
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struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_PORT_ROLE_MAX + 1]; |
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enum br_mrp_port_role_type role; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_PORT_ROLE_MAX, attr, |
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br_mrp_port_role_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_PORT_ROLE_ROLE]) { |
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NL_SET_ERR_MSG_MOD(extack, "Missing attribute: ROLE"); |
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return -EINVAL; |
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} |
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role = nla_get_u32(tb[IFLA_BRIDGE_MRP_PORT_ROLE_ROLE]); |
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return br_mrp_set_port_role(p, role); |
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} |
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static const struct nla_policy |
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br_mrp_ring_state_policy[IFLA_BRIDGE_MRP_RING_STATE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_RING_STATE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_RING_STATE_RING_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_RING_STATE_STATE] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_ring_state_parse(struct net_bridge *br, struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_RING_STATE_MAX + 1]; |
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struct br_mrp_ring_state state; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_RING_STATE_MAX, attr, |
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br_mrp_ring_state_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_RING_STATE_RING_ID] || |
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!tb[IFLA_BRIDGE_MRP_RING_STATE_STATE]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or STATE"); |
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return -EINVAL; |
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} |
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memset(&state, 0x0, sizeof(state)); |
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state.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_RING_STATE_RING_ID]); |
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state.ring_state = nla_get_u32(tb[IFLA_BRIDGE_MRP_RING_STATE_STATE]); |
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return br_mrp_set_ring_state(br, &state); |
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} |
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static const struct nla_policy |
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br_mrp_ring_role_policy[IFLA_BRIDGE_MRP_RING_ROLE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_RING_ROLE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_RING_ROLE_RING_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_RING_ROLE_ROLE] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_ring_role_parse(struct net_bridge *br, struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_RING_ROLE_MAX + 1]; |
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struct br_mrp_ring_role role; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_RING_ROLE_MAX, attr, |
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br_mrp_ring_role_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_RING_ROLE_RING_ID] || |
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!tb[IFLA_BRIDGE_MRP_RING_ROLE_ROLE]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or ROLE"); |
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return -EINVAL; |
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} |
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memset(&role, 0x0, sizeof(role)); |
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role.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_RING_ROLE_RING_ID]); |
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role.ring_role = nla_get_u32(tb[IFLA_BRIDGE_MRP_RING_ROLE_ROLE]); |
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return br_mrp_set_ring_role(br, &role); |
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} |
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static const struct nla_policy |
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br_mrp_start_test_policy[IFLA_BRIDGE_MRP_START_TEST_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_START_TEST_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_START_TEST_RING_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_TEST_INTERVAL] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_TEST_MAX_MISS] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_TEST_PERIOD] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_TEST_MONITOR] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_start_test_parse(struct net_bridge *br, struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_START_TEST_MAX + 1]; |
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struct br_mrp_start_test test; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_START_TEST_MAX, attr, |
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br_mrp_start_test_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_START_TEST_RING_ID] || |
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!tb[IFLA_BRIDGE_MRP_START_TEST_INTERVAL] || |
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!tb[IFLA_BRIDGE_MRP_START_TEST_MAX_MISS] || |
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!tb[IFLA_BRIDGE_MRP_START_TEST_PERIOD]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or INTERVAL or MAX_MISS or PERIOD"); |
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return -EINVAL; |
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} |
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memset(&test, 0x0, sizeof(test)); |
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test.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_TEST_RING_ID]); |
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test.interval = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_TEST_INTERVAL]); |
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test.max_miss = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_TEST_MAX_MISS]); |
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test.period = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_TEST_PERIOD]); |
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test.monitor = false; |
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if (tb[IFLA_BRIDGE_MRP_START_TEST_MONITOR]) |
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test.monitor = |
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nla_get_u32(tb[IFLA_BRIDGE_MRP_START_TEST_MONITOR]); |
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return br_mrp_start_test(br, &test); |
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} |
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static const struct nla_policy |
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br_mrp_in_state_policy[IFLA_BRIDGE_MRP_IN_STATE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_IN_STATE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_IN_STATE_IN_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_IN_STATE_STATE] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_in_state_parse(struct net_bridge *br, struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_IN_STATE_MAX + 1]; |
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struct br_mrp_in_state state; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_IN_STATE_MAX, attr, |
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br_mrp_in_state_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_IN_STATE_IN_ID] || |
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!tb[IFLA_BRIDGE_MRP_IN_STATE_STATE]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: IN_ID or STATE"); |
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return -EINVAL; |
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} |
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memset(&state, 0x0, sizeof(state)); |
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state.in_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_IN_STATE_IN_ID]); |
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state.in_state = nla_get_u32(tb[IFLA_BRIDGE_MRP_IN_STATE_STATE]); |
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return br_mrp_set_in_state(br, &state); |
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} |
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static const struct nla_policy |
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br_mrp_in_role_policy[IFLA_BRIDGE_MRP_IN_ROLE_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_IN_ROLE_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_IN_ROLE_RING_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_IN_ROLE_IN_ID] = { .type = NLA_U16 }, |
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[IFLA_BRIDGE_MRP_IN_ROLE_ROLE] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_IN_ROLE_I_IFINDEX] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_in_role_parse(struct net_bridge *br, struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_IN_ROLE_MAX + 1]; |
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struct br_mrp_in_role role; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_IN_ROLE_MAX, attr, |
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br_mrp_in_role_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_IN_ROLE_RING_ID] || |
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!tb[IFLA_BRIDGE_MRP_IN_ROLE_IN_ID] || |
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!tb[IFLA_BRIDGE_MRP_IN_ROLE_I_IFINDEX] || |
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!tb[IFLA_BRIDGE_MRP_IN_ROLE_ROLE]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or ROLE or IN_ID or I_IFINDEX"); |
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return -EINVAL; |
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} |
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memset(&role, 0x0, sizeof(role)); |
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role.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_IN_ROLE_RING_ID]); |
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role.in_id = nla_get_u16(tb[IFLA_BRIDGE_MRP_IN_ROLE_IN_ID]); |
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role.i_ifindex = nla_get_u32(tb[IFLA_BRIDGE_MRP_IN_ROLE_I_IFINDEX]); |
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role.in_role = nla_get_u32(tb[IFLA_BRIDGE_MRP_IN_ROLE_ROLE]); |
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return br_mrp_set_in_role(br, &role); |
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} |
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static const struct nla_policy |
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br_mrp_start_in_test_policy[IFLA_BRIDGE_MRP_START_IN_TEST_MAX + 1] = { |
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[IFLA_BRIDGE_MRP_START_IN_TEST_UNSPEC] = { .type = NLA_REJECT }, |
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[IFLA_BRIDGE_MRP_START_IN_TEST_IN_ID] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_IN_TEST_INTERVAL] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_IN_TEST_MAX_MISS] = { .type = NLA_U32 }, |
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[IFLA_BRIDGE_MRP_START_IN_TEST_PERIOD] = { .type = NLA_U32 }, |
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}; |
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static int br_mrp_start_in_test_parse(struct net_bridge *br, |
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struct nlattr *attr, |
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struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_START_IN_TEST_MAX + 1]; |
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struct br_mrp_start_in_test test; |
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int err; |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_START_IN_TEST_MAX, attr, |
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br_mrp_start_in_test_policy, extack); |
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if (err) |
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return err; |
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if (!tb[IFLA_BRIDGE_MRP_START_IN_TEST_IN_ID] || |
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!tb[IFLA_BRIDGE_MRP_START_IN_TEST_INTERVAL] || |
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!tb[IFLA_BRIDGE_MRP_START_IN_TEST_MAX_MISS] || |
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!tb[IFLA_BRIDGE_MRP_START_IN_TEST_PERIOD]) { |
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NL_SET_ERR_MSG_MOD(extack, |
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"Missing attribute: RING_ID or INTERVAL or MAX_MISS or PERIOD"); |
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return -EINVAL; |
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} |
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memset(&test, 0x0, sizeof(test)); |
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test.in_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_IN_TEST_IN_ID]); |
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test.interval = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_IN_TEST_INTERVAL]); |
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test.max_miss = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_IN_TEST_MAX_MISS]); |
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test.period = nla_get_u32(tb[IFLA_BRIDGE_MRP_START_IN_TEST_PERIOD]); |
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return br_mrp_start_in_test(br, &test); |
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} |
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int br_mrp_parse(struct net_bridge *br, struct net_bridge_port *p, |
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struct nlattr *attr, int cmd, struct netlink_ext_ack *extack) |
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{ |
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struct nlattr *tb[IFLA_BRIDGE_MRP_MAX + 1]; |
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int err; |
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|
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/* When this function is called for a port then the br pointer is |
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* invalid, therefor set the br to point correctly |
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*/ |
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if (p) |
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br = p->br; |
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if (br->stp_enabled != BR_NO_STP) { |
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NL_SET_ERR_MSG_MOD(extack, "MRP can't be enabled if STP is already enabled"); |
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return -EINVAL; |
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} |
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err = nla_parse_nested(tb, IFLA_BRIDGE_MRP_MAX, attr, |
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br_mrp_policy, extack); |
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if (err) |
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return err; |
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if (tb[IFLA_BRIDGE_MRP_INSTANCE]) { |
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err = br_mrp_instance_parse(br, tb[IFLA_BRIDGE_MRP_INSTANCE], |
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cmd, extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_PORT_STATE]) { |
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err = br_mrp_port_state_parse(p, tb[IFLA_BRIDGE_MRP_PORT_STATE], |
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extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_PORT_ROLE]) { |
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err = br_mrp_port_role_parse(p, tb[IFLA_BRIDGE_MRP_PORT_ROLE], |
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extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_RING_STATE]) { |
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err = br_mrp_ring_state_parse(br, |
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tb[IFLA_BRIDGE_MRP_RING_STATE], |
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extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_RING_ROLE]) { |
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err = br_mrp_ring_role_parse(br, tb[IFLA_BRIDGE_MRP_RING_ROLE], |
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extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_START_TEST]) { |
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err = br_mrp_start_test_parse(br, |
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tb[IFLA_BRIDGE_MRP_START_TEST], |
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extack); |
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if (err) |
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return err; |
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} |
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if (tb[IFLA_BRIDGE_MRP_IN_STATE]) { |
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err = br_mrp_in_state_parse(br, tb[IFLA_BRIDGE_MRP_IN_STATE], |
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extack); |
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if (err) |
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return err; |
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} |
|
|
|
if (tb[IFLA_BRIDGE_MRP_IN_ROLE]) { |
|
err = br_mrp_in_role_parse(br, tb[IFLA_BRIDGE_MRP_IN_ROLE], |
|
extack); |
|
if (err) |
|
return err; |
|
} |
|
|
|
if (tb[IFLA_BRIDGE_MRP_START_IN_TEST]) { |
|
err = br_mrp_start_in_test_parse(br, |
|
tb[IFLA_BRIDGE_MRP_START_IN_TEST], |
|
extack); |
|
if (err) |
|
return err; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
int br_mrp_fill_info(struct sk_buff *skb, struct net_bridge *br) |
|
{ |
|
struct nlattr *tb, *mrp_tb; |
|
struct br_mrp *mrp; |
|
|
|
mrp_tb = nla_nest_start_noflag(skb, IFLA_BRIDGE_MRP); |
|
if (!mrp_tb) |
|
return -EMSGSIZE; |
|
|
|
hlist_for_each_entry_rcu(mrp, &br->mrp_list, list) { |
|
struct net_bridge_port *p; |
|
|
|
tb = nla_nest_start_noflag(skb, IFLA_BRIDGE_MRP_INFO); |
|
if (!tb) |
|
goto nla_info_failure; |
|
|
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_ID, |
|
mrp->ring_id)) |
|
goto nla_put_failure; |
|
|
|
p = rcu_dereference(mrp->p_port); |
|
if (p && nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_P_IFINDEX, |
|
p->dev->ifindex)) |
|
goto nla_put_failure; |
|
|
|
p = rcu_dereference(mrp->s_port); |
|
if (p && nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_S_IFINDEX, |
|
p->dev->ifindex)) |
|
goto nla_put_failure; |
|
|
|
p = rcu_dereference(mrp->i_port); |
|
if (p && nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_I_IFINDEX, |
|
p->dev->ifindex)) |
|
goto nla_put_failure; |
|
|
|
if (nla_put_u16(skb, IFLA_BRIDGE_MRP_INFO_PRIO, |
|
mrp->prio)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_STATE, |
|
mrp->ring_state)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_ROLE, |
|
mrp->ring_role)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_INTERVAL, |
|
mrp->test_interval)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_MAX_MISS, |
|
mrp->test_max_miss)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_MONITOR, |
|
mrp->test_monitor)) |
|
goto nla_put_failure; |
|
|
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_IN_STATE, |
|
mrp->in_state)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_IN_ROLE, |
|
mrp->in_role)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_IN_TEST_INTERVAL, |
|
mrp->in_test_interval)) |
|
goto nla_put_failure; |
|
if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_IN_TEST_MAX_MISS, |
|
mrp->in_test_max_miss)) |
|
goto nla_put_failure; |
|
|
|
nla_nest_end(skb, tb); |
|
} |
|
nla_nest_end(skb, mrp_tb); |
|
|
|
return 0; |
|
|
|
nla_put_failure: |
|
nla_nest_cancel(skb, tb); |
|
|
|
nla_info_failure: |
|
nla_nest_cancel(skb, mrp_tb); |
|
|
|
return -EMSGSIZE; |
|
} |
|
|
|
int br_mrp_ring_port_open(struct net_device *dev, u8 loc) |
|
{ |
|
struct net_bridge_port *p; |
|
int err = 0; |
|
|
|
p = br_port_get_rcu(dev); |
|
if (!p) { |
|
err = -EINVAL; |
|
goto out; |
|
} |
|
|
|
if (loc) |
|
p->flags |= BR_MRP_LOST_CONT; |
|
else |
|
p->flags &= ~BR_MRP_LOST_CONT; |
|
|
|
br_ifinfo_notify(RTM_NEWLINK, NULL, p); |
|
|
|
out: |
|
return err; |
|
} |
|
|
|
int br_mrp_in_port_open(struct net_device *dev, u8 loc) |
|
{ |
|
struct net_bridge_port *p; |
|
int err = 0; |
|
|
|
p = br_port_get_rcu(dev); |
|
if (!p) { |
|
err = -EINVAL; |
|
goto out; |
|
} |
|
|
|
if (loc) |
|
p->flags |= BR_MRP_LOST_IN_CONT; |
|
else |
|
p->flags &= ~BR_MRP_LOST_IN_CONT; |
|
|
|
br_ifinfo_notify(RTM_NEWLINK, NULL, p); |
|
|
|
out: |
|
return err; |
|
}
|
|
|