On 24.12.19 02:36, Larry Finger wrote:

Index: VirtualBox-6.0.14/src/VBox/Additions/linux/drm/vbox_ttm.c
===================================================================
--- VirtualBox-6.0.14.orig/src/VBox/Additions/linux/drm/vbox_ttm.c
+++ VirtualBox-6.0.14/src/VBox/Additions/linux/drm/vbox_ttm.c
@@ -34,6 +34,10 @@
   */
  #include "vbox_drv.h"
  #include <ttm/ttm_page_alloc.h>
+#include <linux/pci.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 5, 0)
+#include <drm/drm_fourcc.h>
+#endif

  #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 18, 0) && !defined(RHEL_72)
  #define PLACEMENT_FLAGS(placement) (placement)
@@ -310,11 +314,12 @@ int vbox_mm_init(struct vbox_private *vb
  #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 15, 0) || defined(RHEL_71)
                                  dev->anon_inode->i_mapping,
  #endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 2, 0)
-                                DRM_FILE_PAGE_OFFSET, true);
-#else
-                                true);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 5, 0)
+                                NULL,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(5, 2, 0)
+                                DRM_FILE_PAGE_OFFSET,
  #endif
+                                true);

Btw, this is not an appropriate fix.

https://elixir.bootlin.com/linux/v5.5-rc4/source/drivers/gpu/drm/ttm/ttm_bo.c#L1696

int ttm_bo_device_init(struct ttm_bo_device *bdev,
                       struct ttm_bo_driver *driver,
                       struct address_space *mapping,
                       struct drm_vma_offset_manager *vma_manager,
                       bool need_dma32)
{
        struct ttm_bo_global *glob = &ttm_bo_glob;
        int ret;

        if (WARN_ON(vma_manager == NULL))
                return -EINVAL;
^^^^^^^^^^^^^^^^^^^^^^^^^

we have to do more then that.


--

frankB

Oracle Virtualbox Development
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