diff options
| author | Zhao Hongjiang <zhaohongjiang@huawei.com> | 2013-11-15 14:16:37 -0800 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2013-11-16 10:30:42 -0800 |
| commit | ab626d1a68d1aee19a5c7d889b9fbeace6a92b41 (patch) | |
| tree | d893382d94274f51ff6b2bc673440fe46af973b4 /drivers/infiniband | |
| parent | 1c636f801615bdfc9b1d46904e8258c7a025670b (diff) | |
IB/cm: Convert to using idr_alloc_cyclic()
Commit 3e6628c4b347 ("idr: introduce idr_alloc_cyclic()") adds a new
idr_alloc_cyclic() routine and converts several of these users to it.
This is just a missed one - add it.
Signed-off-by: Zhao Hongjiang <zhaohongjiang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/cm.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 784b97cb05b0..f2ef7ef0f36f 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -383,14 +383,11 @@ static int cm_alloc_id(struct cm_id_private *cm_id_priv) { unsigned long flags; int id; - static int next_id; idr_preload(GFP_KERNEL); spin_lock_irqsave(&cm.lock, flags); - id = idr_alloc(&cm.local_id_table, cm_id_priv, next_id, 0, GFP_NOWAIT); - if (id >= 0) - next_id = max(id + 1, 0); + id = idr_alloc_cyclic(&cm.local_id_table, cm_id_priv, 0, 0, GFP_NOWAIT); spin_unlock_irqrestore(&cm.lock, flags); idr_preload_end(); |