From c027e44677e139d68197f25688f0c58291b26c90 Mon Sep 17 00:00:00 2001
From: Jeff Layton <jlayton@redhat.com>
Date: Mon, 29 Apr 2013 16:21:18 -0700
Subject: drivers/infiniband/hw/amso1100: convert to using idr_alloc_cyclic
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Reviewed-by: Tejun Heo <tj@kernel.org>
Cc: Steve Wise <swise@opengridcomputing.com>
Cc: Tom Tucker <tom@opengridcomputing.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/infiniband/hw/amso1100/c2.h | 1 -
drivers/infiniband/hw/amso1100/c2_qp.c | 3 +--
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/infiniband/hw/amso1100/c2.h b/drivers/infiniband/hw/amso1100/c2.h
index ba7a1208ff9e..d619d735838b 100644
--- 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 0ab826b280b2..86708dee58b1 100644
--- 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;
--
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