drivers/infiniband/hw/amso1100: convert to using idr_alloc_cyclic

Signed-off-by: Jeff Layton <[email protected]>
Reviewed-by: Tejun Heo <[email protected]>
Cc: Steve Wise <[email protected]>
Cc: Tom Tucker <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/drivers/infiniband/hw/amso1100/c2.h b/drivers/infiniband/hw/amso1100/c2.h
index ba7a1208ff9e708c25c59e09aeed4219f93da506..d619d735838bd76cd51db8451b6173732d5e3ad7 100644 (file)
--- a/drivers/infiniband/hw/amso1100/c2.h
+++ b/drivers/infiniband/hw/amso1100/c2.h
@@ -265,7 +265,6 @@ struct c2_pd_table {
 struct c2_qp_table {
        struct idr idr;
        spinlock_t lock;
-       int last;
 };
 
 struct c2_element {

diff --git a/drivers/infiniband/hw/amso1100/c2_qp.c b/drivers/infiniband/hw/amso1100/c2_qp.c
index 0ab826b280b27d4d9223ed27d7f3e36c41a831e2..86708dee58b1405c21694b5ea72a53808e2a3c1e 100644 (file)
--- a/drivers/infiniband/hw/amso1100/c2_qp.c
+++ b/drivers/infiniband/hw/amso1100/c2_qp.c
@@ -385,8 +385,7 @@ static int c2_alloc_qpn(struct c2_dev *c2dev, struct c2_qp *qp)
        idr_preload(GFP_KERNEL);
        spin_lock_irq(&c2dev->qp_table.lock);
 
-       ret = idr_alloc(&c2dev->qp_table.idr, qp, c2dev->qp_table.last++, 0,
-                       GFP_NOWAIT);
+       ret = idr_alloc_cyclic(&c2dev->qp_table.idr, qp, 0, 0, GFP_NOWAIT);
        if (ret >= 0)
                qp->qpn = ret;