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IB/ipath: Count SRQs properly

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Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Bryan O'Sullivan 2006-09-28 09:00:04 -07:00 committed by Roland Dreier
parent aa4eaed702
commit f3e93c7757
1 changed files with 15 additions and 8 deletions
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23
drivers/infiniband/hw/ipath/ipath_srq.c
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@ -104,11 +104,6 @@ struct ib_srq *ipath_create_srq(struct ib_pd *ibpd,
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);
goto done;
@ -180,10 +175,17 @@ struct ib_srq *ipath_create_srq(struct ib_pd *ibpd,
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 *ibsrq)
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;