From 2f2da824edd957aabff97529d55cdfd8da6f8f72 Mon Sep 17 00:00:00 2001
From: William Kral <william.kral@gmail.com>
Date: Mon, 23 Sep 2019 12:28:21 -0700
Subject: virtualbox: Temporary fix for kernel >= 5.3

---
 .../virtualization/virtualbox/default.nix          |  3 +
 .../virtualization/virtualbox/kernel-5.3-fix.patch | 72 ++++++++++++++++++++++
 2 files changed, 75 insertions(+)
 create mode 100644 pkgs/applications/virtualization/virtualbox/kernel-5.3-fix.patch

diff --git a/pkgs/applications/virtualization/virtualbox/default.nix b/pkgs/applications/virtualization/virtualbox/default.nix
index ac52b83e43d..633f047be5a 100644
--- a/pkgs/applications/virtualization/virtualbox/default.nix
+++ b/pkgs/applications/virtualization/virtualbox/default.nix
@@ -92,6 +92,9 @@ in stdenv.mkDerivation {
     })
   ++ [
     ./qtx11extras.patch
+    # Kernel 5.3 fix, should be fixed with VirtualBox 6.0.14
+    # https://www.virtualbox.org/ticket/18911
+    ./kernel-5.3-fix.patch
   ];
 
   postPatch = ''
diff --git a/pkgs/applications/virtualization/virtualbox/kernel-5.3-fix.patch b/pkgs/applications/virtualization/virtualbox/kernel-5.3-fix.patch
new file mode 100644
index 00000000000..ba9c7c941db
--- /dev/null
+++ b/pkgs/applications/virtualization/virtualbox/kernel-5.3-fix.patch
@@ -0,0 +1,72 @@
+--- a/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c
++++ b/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c
+@@ -2123,7 +2123,9 @@
+ #endif
+     if (in_dev != NULL)
+     {
+-        for_ifa(in_dev) {
++        struct in_ifaddr *ifa;
++
++        for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
+             if (VBOX_IPV4_IS_LOOPBACK(ifa->ifa_address))
+                 return NOTIFY_OK;
+
+@@ -2137,7 +2139,7 @@
+
+             pThis->pSwitchPort->pfnNotifyHostAddress(pThis->pSwitchPort,
+                 /* :fAdded */ true, kIntNetAddrType_IPv4, &ifa->ifa_address);
+-        } endfor_ifa(in_dev);
++        }
+     }
+
+     /*
+--- a/src/VBox/Runtime/r0drv/linux/mp-r0drv-linux.c
++++ a/src/VBox/Runtime/r0drv/linux/mp-r0drv-linux.c
+@@ -283,12 +283,15 @@
+     if (RTCpuSetCount(&OnlineSet) > 1)
+     {
+         /* Fire the function on all other CPUs without waiting for completion. */
+-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
++# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 3, 0)
++        smp_call_function(rtmpLinuxAllWrapper, &Args, 0 /* wait */);
++# elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
+         int rc = smp_call_function(rtmpLinuxAllWrapper, &Args, 0 /* wait */);
++        Assert(!rc); NOREF(rc);
+ # else
+         int rc = smp_call_function(rtmpLinuxAllWrapper, &Args, 0 /* retry */, 0 /* wait */);
+-# endif
+         Assert(!rc); NOREF(rc);
++# endif
+     }
+ #endif
+
+@@ -326,7 +329,6 @@
+ {
+ #ifdef CONFIG_SMP
+     IPRT_LINUX_SAVE_EFL_AC();
+-    int rc;
+     RTMPARGS Args;
+
+     RTTHREADPREEMPTSTATE PreemptState = RTTHREADPREEMPTSTATE_INITIALIZER;
+@@ -337,14 +339,17 @@
+     Args.cHits = 0;
+
+     RTThreadPreemptDisable(&PreemptState);
+-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
+-    rc = smp_call_function(rtmpLinuxWrapper, &Args, 1 /* wait */);
++# if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 3, 0)
++    smp_call_function(rtmpLinuxWrapper, &Args, 1 /* wait */);
++# elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
++    int rc = smp_call_function(rtmpLinuxWrapper, &Args, 1 /* wait */);
++    Assert(rc == 0); NOREF(rc);
+ # else /* older kernels */
+-    rc = smp_call_function(rtmpLinuxWrapper, &Args, 0 /* retry */, 1 /* wait */);
++    int rc = smp_call_function(rtmpLinuxWrapper, &Args, 0 /* retry */, 1 /* wait */);
++    Assert(rc == 0); NOREF(rc);
+ # endif /* older kernels */
+     RTThreadPreemptRestore(&PreemptState);
+
+-    Assert(rc == 0); NOREF(rc);
+     IPRT_LINUX_RESTORE_EFL_AC();
+ #else
+     RT_NOREF(pfnWorker, pvUser1, pvUser2);
-- 
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