diff -Nru virtualbox-4.3.10-dfsg/debian/changelog virtualbox-4.3.10-dfsg/debian/changelog
--- virtualbox-4.3.10-dfsg/debian/changelog	2014-04-06 15:31:44.000000000 +0200
+++ virtualbox-4.3.10-dfsg/debian/changelog	2015-01-19 10:48:33.000000000 +0100
@@ -1,3 +1,10 @@
+virtualbox (4.3.10-dfsg-1ubuntu2) trusty; urgency=medium
+
+  * Add support for Virtualbox host kernel modules on Linux 3.16
+    - 39-add-support-for-linux-3-16.patch (LP: #1411507).
+
+ -- Gianfranco Costamagna <costamagnagianfranco@yahoo.it>  Mon, 19 Jan 2015 09:48:09 +0100
+
 virtualbox (4.3.10-dfsg-1) unstable; urgency=high
 
   * New upstream release.
diff -Nru virtualbox-4.3.10-dfsg/debian/patches/39-add-support-for-linux-3-16.patch virtualbox-4.3.10-dfsg/debian/patches/39-add-support-for-linux-3-16.patch
--- virtualbox-4.3.10-dfsg/debian/patches/39-add-support-for-linux-3-16.patch	1970-01-01 01:00:00.000000000 +0100
+++ virtualbox-4.3.10-dfsg/debian/patches/39-add-support-for-linux-3-16.patch	2015-01-19 10:48:15.000000000 +0100
@@ -0,0 +1,82 @@
+diff --git a/src/VBox/Additions/linux/sharedfolders/regops.c b/src/VBox/Additions/linux/sharedfolders/regops.c
+index a3bbd69..d5ba778 100644
+--- a/src/VBox/Additions/linux/sharedfolders/regops.c
++++ b/src/VBox/Additions/linux/sharedfolders/regops.c
+@@ -574,8 +574,13 @@ struct file_operations sf_reg_fops =
+ # else
+     .sendfile    = generic_file_sendfile,
+ # endif
++# if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0)
++    .read_iter   = generic_file_read_iter,
++    .write_iter  = generic_file_write_iter,
++# else
+     .aio_read    = generic_file_aio_read,
+     .aio_write   = generic_file_aio_write,
++# endif
+ # if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35)
+     .fsync       = noop_fsync,
+ # else
+--- a/src/VBox/Additions/linux/drm/vboxvideo_drm.c
++++ b/src/VBox/Additions/linux/drm/vboxvideo_drm.c
+@@ -97,6 +97,13 @@
+ # endif
+ #endif
+ 
++/* The first of these was introduced when drm was generalised to work with
++ * non-PCI buses, but was removed between 3.15 and 3.16.  The second is a
++ * random definition introduced in the mean-time. */
++#if defined(DRIVER_BUS_PCI) || defined(DRIVER_PRIME)
++# define DRM_NEW_BUS_INIT 1
++#endif
++
+ static struct pci_device_id pciidlist[] = {
+         vboxvideo_PCI_IDS
+ };
+@@ -105,11 +105,7 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
+ 
+ int vboxvideo_driver_load(struct drm_device * dev, unsigned long flags)
+ {
+-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28)
+-    return drm_vblank_init(dev, 1);
+-#else
+     return 0;
+-#endif
+ }
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0) || defined(DRM_FOPS_AS_POINTER)
+ /* since linux-3.3.0-rc1 drm_driver::fops is pointer */
+@@ -155,7 +162,7 @@ static struct drm_driver driver =
+ #else /* LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0) || defined(DRM_FOPS_AS_POINTER) */
+     .fops = &driver_fops,
+ #endif
+-#ifndef DRIVER_BUS_PCI
++#ifndef DRM_NEW_BUS_INIT
+     .pci_driver =
+     {
+         .name = DRIVER_NAME,
+@@ -170,7 +177,7 @@ static struct drm_driver driver =
+     .patchlevel = DRIVER_PATCHLEVEL,
+ };
+ 
+-#ifdef DRIVER_BUS_PCI
++#ifdef DRM_NEW_BUS_INIT
+ static struct pci_driver pci_driver =
+ {
+     .name = DRIVER_NAME,
+@@ -180,7 +187,7 @@ static struct pci_driver pci_driver =
+ 
+ static int __init vboxvideo_init(void)
+ {
+-#ifndef DRIVER_BUS_PCI
++#ifndef DRM_NEW_BUS_INIT
+     return drm_init(&driver);
+ #else
+     return drm_pci_init(&driver, &pci_driver);
+@@ -189,7 +196,7 @@ static int __init vboxvideo_init(void)
+ 
+ static void __exit vboxvideo_exit(void)
+ {
+-#ifndef DRIVER_BUS_PCI
++#ifndef DRM_NEW_BUS_INIT
+     drm_exit(&driver);
+ #else
+     drm_pci_exit(&driver, &pci_driver);
diff -Nru virtualbox-4.3.10-dfsg/debian/patches/series virtualbox-4.3.10-dfsg/debian/patches/series
--- virtualbox-4.3.10-dfsg/debian/patches/series	2014-04-05 22:23:56.000000000 +0200
+++ virtualbox-4.3.10-dfsg/debian/patches/series	2015-01-19 09:49:54.000000000 +0100
@@ -14,3 +14,4 @@
 32-disable-guest-version-check.patch
 35-libvdeplug-soname.patch
 36-fix-vnc-version-string.patch
+39-add-support-for-linux-3-16.patch