--- kernel/os-interface.c	2019-03-05 22:53:13.298064826 +0100
+++ kernel/os-interface.c	2019-03-05 23:04:09.064902532 +0100
@@ -14,6 +14,19 @@
 #include "os-interface.h"
 #include "nv-linux.h"
 
+#include <linux/version.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/nv-drm.c	2019-03-05 22:37:07.015611635 +0100
+++ kernel/nv-drm.c	2019-03-05 22:54:46.448761250 +0100
@@ -13,6 +13,7 @@
 #include "nv-misc.h"
 #include "os-interface.h"
 #include "nv-linux.h"
+#include <linux/version.h>
 
 #if defined(NV_DRM_AVAILABLE)
 
@@ -251,8 +252,11 @@
         status = RM_ERR_OPERATING_SYSTEM;
         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;