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path: root/drivers/infiniband/hw/mlx4/qp.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx4/qp.c')
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index a2e4ca56da44..13eaaf45288f 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -34,6 +34,7 @@
#include <linux/log2.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
+#include <linux/vmalloc.h>
#include <rdma/ib_cache.h>
#include <rdma/ib_pack.h>
@@ -795,8 +796,14 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
if (err)
goto err_mtt;
- qp->sq.wrid = kmalloc(qp->sq.wqe_cnt * sizeof (u64), gfp);
- qp->rq.wrid = kmalloc(qp->rq.wqe_cnt * sizeof (u64), gfp);
+ qp->sq.wrid = kmalloc(qp->sq.wqe_cnt * sizeof(u64), gfp);
+ if (!qp->sq.wrid)
+ qp->sq.wrid = __vmalloc(qp->sq.wqe_cnt * sizeof(u64),
+ gfp, PAGE_KERNEL);
+ qp->rq.wrid = kmalloc(qp->rq.wqe_cnt * sizeof(u64), gfp);
+ if (!qp->rq.wrid)
+ qp->rq.wrid = __vmalloc(qp->rq.wqe_cnt * sizeof(u64),
+ gfp, PAGE_KERNEL);
if (!qp->sq.wrid || !qp->rq.wrid) {
err = -ENOMEM;
goto err_wrid;
@@ -886,8 +893,8 @@ err_wrid:
if (qp_has_rq(init_attr))
mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &qp->db);
} else {
- kfree(qp->sq.wrid);
- kfree(qp->rq.wrid);
+ kvfree(qp->sq.wrid);
+ kvfree(qp->rq.wrid);
}
err_mtt:
@@ -1062,8 +1069,8 @@ static void destroy_qp_common(struct mlx4_ib_dev *dev, struct mlx4_ib_qp *qp,
&qp->db);
ib_umem_release(qp->umem);
} else {
- kfree(qp->sq.wrid);
- kfree(qp->rq.wrid);
+ kvfree(qp->sq.wrid);
+ kvfree(qp->rq.wrid);
if (qp->mlx4_ib_qp_type & (MLX4_IB_QPT_PROXY_SMI_OWNER |
MLX4_IB_QPT_PROXY_SMI | MLX4_IB_QPT_PROXY_GSI))
free_proxy_bufs(&dev->ib_dev, qp);