Just add the call before taking locks.
Signed-off-by: Christian König christian.koenig@amd.com --- drivers/infiniband/hw/mlx5/odp.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index b103555b1f5d..6b4d980c02e8 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -804,6 +804,10 @@ static int pagefault_dmabuf_mr(struct mlx5_ib_mr *mr, size_t bcnt, if (flags & MLX5_PF_FLAGS_ENABLE) xlt_flags |= MLX5_IB_UPD_XLT_ENABLE;
+ err = dma_resv_sync_user_fence(umem_dmabuf->attach->dmabuf->resv); + if (err) + return err; + dma_resv_lock(umem_dmabuf->attach->dmabuf->resv, NULL); err = ib_umem_dmabuf_map_pages(umem_dmabuf); if (err) {