struct mcast_member;
-/*
-* There are 4 types of join states:
-* FullMember, NonMember, SendOnlyNonMember, SendOnlyFullMember.
-*/
-enum {
- FULLMEMBER_JOIN,
- NONMEMBER_JOIN,
- SENDONLY_NONMEBER_JOIN,
- SENDONLY_FULLMEMBER_JOIN,
- NUM_JOIN_MEMBERSHIP_TYPES,
-};
-
struct mcast_group {
struct ib_sa_mcmember_rec rec;
struct rb_node node;
atomic_t refcount;
enum mcast_group_state state;
struct ib_sa_query *query;
- int query_id;
u16 pkey_index;
u8 leave_state;
int retries;
member->multicast.comp_mask,
3000, GFP_KERNEL, join_handler, group,
&group->query);
- if (ret >= 0) {
- group->query_id = ret;
- ret = 0;
- }
- return ret;
+ return (ret > 0) ? 0 : ret;
}
static int send_leave(struct mcast_group *group, u8 leave_state)
IB_SA_MCMEMBER_REC_JOIN_STATE,
3000, GFP_KERNEL, leave_handler,
group, &group->query);
- if (ret >= 0) {
- group->query_id = ret;
- ret = 0;
- }
- return ret;
+ return (ret > 0) ? 0 : ret;
}
static void join_group(struct mcast_group *group, struct mcast_member *member,
{
int ret;
- mcast_wq = create_singlethread_workqueue("ib_mcast");
+ mcast_wq = alloc_ordered_workqueue("ib_mcast", WQ_MEM_RECLAIM);
if (!mcast_wq)
return -ENOMEM;