struct mlx4_ib_alloc_ucontext_resp resp;
int err;
+ if (!dev->ib_active)
+ return ERR_PTR(-EAGAIN);
+
resp.qp_tab_size = dev->dev->caps.num_qps;
resp.bf_reg_size = dev->dev->caps.bf_reg_size;
resp.bf_regs_per_page = dev->dev->caps.bf_regs_per_page;
PAGE_SIZE, vma->vm_page_prot))
return -EAGAIN;
} else if (vma->vm_pgoff == 1 && dev->dev->caps.bf_reg_size != 0) {
- /* FIXME want pgprot_writecombine() for BlueFlame pages */
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
if (io_remap_pfn_range(vma, vma->vm_start,
to_mucontext(context)->uar.pfn +
goto err_reg;
}
+ ibdev->ib_active = true;
+
return ibdev;
err_reg:
break;
case MLX4_DEV_EVENT_CATASTROPHIC_ERROR:
+ ibdev->ib_active = false;
ibev.event = IB_EVENT_DEVICE_FATAL;
break;