From 9a2bde9e0222edc56560f9d2437af6427f8b7426 Mon Sep 17 00:00:00 2001
From: Jorgen Lundman <lundman@lundman.net>
Date: Tue, 9 Feb 2021 15:02:28 +0900
Subject: [PATCH] Windows: zvol_fini uses system_taskq, fix unload order

---
 module/os/windows/driver.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/module/os/windows/driver.c b/module/os/windows/driver.c
index 261c9912fe7b..66148480be34 100644
--- a/module/os/windows/driver.c
+++ b/module/os/windows/driver.c
@@ -39,12 +39,13 @@ DRIVER_UNLOAD OpenZFS_Fini;
 void OpenZFS_Fini(PDRIVER_OBJECT  DriverObject)
 {
 	KdPrintEx((DPFLTR_IHVDRIVER_ID, DPFLTR_INFO_LEVEL, "OpenZFS_Fini\n"));
-	system_taskq_fini();
 
 	zfs_vfsops_fini();
 
 	zfs_kmod_fini();
 
+	system_taskq_fini();
+
 	if (STOR_DriverUnload != NULL) {
 		STOR_DriverUnload(DriverObject);
 		STOR_DriverUnload = NULL;
@@ -89,6 +90,8 @@ NTSTATUS DriverEntry(_In_ PDRIVER_OBJECT  DriverObject, _In_ PUNICODE_STRING pRe
 
 	kstat_windows_init(pRegistryPath);
 
+        system_taskq_init();
+
 	/*
 	 * Initialise storport for the ZVOL virtual disks. This also
 	 * sets the Driver Callbacks, so we make a copy of them, so
@@ -116,7 +119,6 @@ NTSTATUS DriverEntry(_In_ PDRIVER_OBJECT  DriverObject, _In_ PUNICODE_STRING pRe
         /* Register fs with Win */
         zfs_vfsops_init();
 
-        system_taskq_init();
 
 	KdPrintEx((DPFLTR_IHVDRIVER_ID, DPFLTR_ERROR_LEVEL, "OpenZFS: Started\n"));
 	return STATUS_SUCCESS;