Signed-off-by: Bryan O'Sullivan <[EMAIL PROTECTED]>
diff -r fcd3e3bc98d8 -r cc3350eeb557 drivers/infiniband/hw/ipath/ipath_srq.c
--- a/drivers/infiniband/hw/ipath/ipath_srq.c Thu Sep 28 08:57:12 2006 -0700
+++ b/drivers/infiniband/hw/ipath/ipath_srq.c Thu Sep 28 08:57:12 2006 -0700
@@ -103,11 +103,6 @@ struct ib_srq *ipath_create_srq(struct i
struct ipath_srq *srq;
u32 sz;
struct ib_srq *ret;
-
- if (dev->n_srqs_allocated == ib_ipath_max_srqs) {
- ret = ERR_PTR(-ENOMEM);
- goto done;
- }
if (srq_init_attr->attr.max_wr == 0) {
ret = ERR_PTR(-EINVAL);
@@ -180,10 +175,17 @@ struct ib_srq *ipath_create_srq(struct i
spin_lock_init(&srq->rq.lock);
srq->rq.wq->head = 0;
srq->rq.wq->tail = 0;
- srq->rq.max_sge = srq_init_attr->attr.max_sge;
srq->limit = srq_init_attr->attr.srq_limit;
- dev->n_srqs_allocated++;
+ spin_lock(&dev->n_srqs_lock);
+ if (dev->n_srqs_allocated == ib_ipath_max_srqs) {
+ spin_unlock(&dev->n_srqs_lock);
+ ret = ERR_PTR(-ENOMEM);
+ goto bail_wq;
+ }
+
+ dev->n_srqs_allocated++;
+ spin_unlock(&dev->n_srqs_lock);
ret = &srq->ibsrq;
goto done;
@@ -351,8 +353,13 @@ int ipath_destroy_srq(struct ib_srq *ibs
struct ipath_srq *srq = to_isrq(ibsrq);
struct ipath_ibdev *dev = to_idev(ibsrq->device);
+ spin_lock(&dev->n_srqs_lock);
dev->n_srqs_allocated--;
- vfree(srq->rq.wq);
+ spin_unlock(&dev->n_srqs_lock);
+ if (srq->ip)
+ kref_put(&srq->ip->ref, ipath_release_mmap_info);
+ else
+ vfree(srq->rq.wq);
kfree(srq);
return 0;
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