gentoo-overlay/app-emulation/virtualbox-modules/files/virtualbox-modules-5.1.30-udp.patch

diff --git a/work/vboxnetflt/linux/VBoxNetFlt-linux.c b/work/vboxnetflt/linux/VBoxNetFlt-linux.c
index f824654..b61d82c 100644
--- work/vboxnetflt/linux/VBoxNetFlt-linux.c
+++ work/vboxnetflt/linux/VBoxNetFlt-linux.c
@@ -126,6 +126,10 @@ typedef struct VBOXNETFLTNOTIFIER *PVBOXNETFLTNOTIFIER;
 # endif
 #endif

+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)
+#define SKB_GSO_UDP 0
+#endif
+
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0)
 # define VBOX_HAVE_SKB_VLAN
 #else
diff --git a/work/vboxpci/linux/VBoxPci-linux.c b/work/vboxpci/linux/VBoxPci-linux.c
index 2dbf47f..e361ef3 100644
--- work/vboxpci/linux/VBoxPci-linux.c
+++ work/vboxpci/linux/VBoxPci-linux.c
@@ -353,12 +353,16 @@ static void  vboxPciFileClose(struct file* file)
 static int vboxPciFileWrite(struct file* file, unsigned long long offset, unsigned char* data, unsigned int size)
 {
     int          ret;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)
+    ret = kernel_write(file, data, size, &offset);
+#else
     mm_segment_t fs_save;

     fs_save = get_fs();
     set_fs(get_ds());
     ret = vfs_write(file, data, size, &offset);
     set_fs(fs_save);
+#endif
     if (ret < 0)
         printk(KERN_DEBUG "vboxPciFileWrite: error %d\n", ret);