--- kernel/nv-drm.c	2018-05-25 04:16:20.000000000 +0000
+++ kernel/nv-drm.c	2019-03-04 20:57:40.065280734 +0000
@@ -252,7 +252,11 @@
         goto done;
     }
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 0, 0)
     drm_gem_object_unreference_unlocked(&nv_obj->base);
+#else
+    drm_gem_object_put_unlocked(&nv_obj->base);
+#endif
 
     status = RM_OK;
 
--- kernel/os-interface.c	2018-05-25 04:16:20.000000000 +0000
+++ kernel/os-interface.c	2019-03-04 21:03:03.815854982 +0000
@@ -14,6 +14,16 @@
 #include "os-interface.h"
 #include "nv-linux.h"
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 0, 0)
+static inline void do_gettimeofday(struct timeval *tv)
+{
+    struct timespec64 now;
+    ktime_get_real_ts64(&now);
+    tv->tv_sec = now.tv_sec;
+    tv->tv_usec = now.tv_nsec/1000;
+}
+#endif
+
 RM_STATUS NV_API_CALL os_disable_console_access(void)
 {
     NV_ACQUIRE_CONSOLE_SEM();
--- kernel/uvm/nvidia_uvm_lite.c	2019-03-04 20:57:25.815255511 +0000
+++ kernel/uvm/nvidia_uvm_lite.c	2019-03-04 21:04:25.239333050 +0000
@@ -30,6 +30,16 @@
 #include "nvidia_uvm_lite_counters.h"
 #include "ctrl2080mc.h"
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 0, 0)
+static inline void do_gettimeofday(struct timeval *tv)
+{
+    struct timespec64 now;
+    ktime_get_real_ts64(&now);
+    tv->tv_sec = now.tv_sec;
+    tv->tv_usec = now.tv_nsec/1000;
+}
+#endif
+
 //
 // nvidia_uvm_lite.c
 // This file contains code that is specific to the UVM-Lite mode of operation.