nf@dev2:/usr/lib/vmware/modules/source/vmci-only/linux$ diff -u driver.c.bak driver.c
--- driver.c.bak        2020-04-04 11:06:09.785080943 +0000
+++ driver.c    2020-04-04 12:09:20.104265869 +0000
@@ -1437,7 +1437,11 @@
 VMCIUserVAInvalidPointer(VA uva,      // IN:
                          size_t size) // IN:
 {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 0, 0)
    return !access_ok(VERIFY_WRITE, (void *)uva, size);
+#else
+   return !access_ok(/*VERIFY_WRITE,*/ (void *)uva, size);
+#endif
 }


@@ -1466,7 +1470,9 @@
    int retval;

    down_read(&current->mm->mmap_sem);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0)
+   retval = get_user_pages(addr, 1, 0, &page, NULL);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
    retval = get_user_pages(addr, 1, 1, 0, &page, NULL);
 #else
    retval = get_user_pages(current, current->mm, addr,
@@ -1722,11 +1728,19 @@
       vmci_dev.msix_entries[i].vector = i;
    }

+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
    result = pci_enable_msix(pdev, vmci_dev.msix_entries, VMCI_MAX_INTRS);
+#else
+   result = pci_enable_msix_range(pdev, vmci_dev.msix_entries, VMCI_MAX_INTRS, VMCI_MAX_INTRS);
+#endif
    if (!result) {
       vmci_dev.exclusive_vectors = TRUE;
    } else if (result > 0) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
       result = pci_enable_msix(pdev, vmci_dev.msix_entries, 1);
+#else
+      result = pci_enable_msix_range(pdev, vmci_dev.msix_entries, 1, 1);
+#endif
    }
    return result;
 }
@@ -2490,12 +2504,17 @@

       VMCI_HostCleanup();

+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 2, 5)
       retval = misc_deregister(&linuxState.misc);
       if (retval) {
          Warning(LGPFX "Module %s: error unregistering\n", VMCI_MODULE_NAME);
       } else {
          Log(LGPFX"Module %s: unloaded\n", VMCI_MODULE_NAME);
       }
+#else
+      misc_deregister(&linuxState.misc);
+      Log(LGPFX"Module %s: unloaded\n", VMCI_MODULE_NAME);
+#endif

       hostDeviceInit = FALSE;
    }