virtualbox-modules-5.1.30 init_timer_pinned patch for Gentoo

virtualbox-modules-5.1.30-timer-setup.patch

diff --git a/work/vboxdrv/r0drv/linux/timer-r0drv-linux.c b/work/vboxdrv/r0drv/linux/timer-r0drv-linux.c
index 2bb2bfb..3b4a508 100644
--- work/vboxdrv/r0drv/linux/timer-r0drv-linux.c
+++ work/vboxdrv/r0drv/linux/timer-r0drv-linux.c
@@ -720,9 +720,9 @@ static enum hrtimer_restart rtTimerLinuxHrCallback(struct hrtimer *pHrTimer)
  *
  * @param   ulUser      Address of the sub-timer structure.
  */
-static void rtTimerLinuxStdCallback(unsigned long ulUser)
+static void rtTimerLinuxStdCallback(struct timer_list *t)
 {
-    PRTTIMERLNXSUBTIMER pSubTimer = (PRTTIMERLNXSUBTIMER)ulUser;
+    PRTTIMERLNXSUBTIMER pSubTimer = from_timer(pSubTimer,t,u.Std.LnxTimer);
     PRTTIMER            pTimer    = pSubTimer->pParent;
 
     RTTIMERLNX_LOG(("stdcallback %p\n", pTimer));
@@ -1584,6 +1584,10 @@ RTDECL(int) RTTimerCreateEx(PRTTIMER *ppTimer, uint64_t u64NanoInterval, uint32_
         else
 #endif
         {
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)
+            timer_setup(&pTimer->aSubTimers[iCpu].u.Std.LnxTimer,rtTimerLinuxStdCallback,TIMER_PINNED);
+#else
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0)
             init_timer_pinned(&pTimer->aSubTimers[iCpu].u.Std.LnxTimer);
 #else
@@ -1591,6 +1595,7 @@ RTDECL(int) RTTimerCreateEx(PRTTIMER *ppTimer, uint64_t u64NanoInterval, uint32_
 #endif
             pTimer->aSubTimers[iCpu].u.Std.LnxTimer.data        = (unsigned long)&pTimer->aSubTimers[iCpu];
             pTimer->aSubTimers[iCpu].u.Std.LnxTimer.function    = rtTimerLinuxStdCallback;
+#endif
             pTimer->aSubTimers[iCpu].u.Std.LnxTimer.expires     = jiffies;
             pTimer->aSubTimers[iCpu].u.Std.u64NextTS            = 0;
         }

This patch only works on the 4.15 release candidates.