From f2d9db877fdfe37b54428880429cf01f68718aad Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Mon, 29 Apr 2013 16:21:19 -0700 Subject: drivers/infiniband/hw/mlx4: convert to using idr_alloc_cyclic() Signed-off-by: Jeff Layton Cc: Tejun Heo Cc: Jack Morgenstein Cc: Or Gerlitz Cc: Roland Dreier Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/infiniband/hw/mlx4/cm.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/cm.c index add98d01476c..d1f5f1dd77b0 100644 --- a/drivers/infiniband/hw/mlx4/cm.c +++ b/drivers/infiniband/hw/mlx4/cm.c @@ -204,7 +204,6 @@ static struct id_map_entry * id_map_alloc(struct ib_device *ibdev, int slave_id, u32 sl_cm_id) { int ret; - static int next_id; struct id_map_entry *ent; struct mlx4_ib_sriov *sriov = &to_mdev(ibdev)->sriov; @@ -223,9 +222,8 @@ id_map_alloc(struct ib_device *ibdev, int slave_id, u32 sl_cm_id) idr_preload(GFP_KERNEL); spin_lock(&to_mdev(ibdev)->sriov.id_map_lock); - ret = idr_alloc(&sriov->pv_id_table, ent, next_id, 0, GFP_NOWAIT); + ret = idr_alloc_cyclic(&sriov->pv_id_table, ent, 0, 0, GFP_NOWAIT); if (ret >= 0) { - next_id = max(ret + 1, 0); ent->pv_cm_id = (u32)ret; sl_id_map_add(ibdev, ent); list_add_tail(&ent->list, &sriov->cm_list); -- cgit v1.2.3