diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4/doorbell.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/doorbell.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx4/doorbell.c b/drivers/infiniband/hw/mlx4/doorbell.c index 3aab71b29ce8..0f390351cef0 100644 --- a/drivers/infiniband/hw/mlx4/doorbell.c +++ b/drivers/infiniband/hw/mlx4/doorbell.c @@ -31,6 +31,7 @@ */ #include <linux/slab.h> +#include <rdma/uverbs_ioctl.h> #include "mlx4_ib.h" @@ -41,12 +42,13 @@ struct mlx4_ib_user_db_page { int refcnt; }; -int mlx4_ib_db_map_user(struct mlx4_ib_ucontext *context, - struct ib_udata *udata, unsigned long virt, +int mlx4_ib_db_map_user(struct ib_udata *udata, unsigned long virt, struct mlx4_db *db) { struct mlx4_ib_user_db_page *page; int err = 0; + struct mlx4_ib_ucontext *context = rdma_udata_to_drv_context( + udata, struct mlx4_ib_ucontext, ibucontext); mutex_lock(&context->db_page_mutex); |