Commit 1959a28e authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Greg Kroah-Hartman
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Drivers: hv: vmbus: kill tasklets on module unload 



Explicitly kill tasklets we create on module unload.

Signed-off-by: default avatarVitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ffc151f3

drivers/hv/vmbus_drv.c

+4 −1
Original line number Diff line number Diff line
@@ -1108,6 +1108,7 @@ static void __exit vmbus_exit(void) 
	hv_synic_clockevents_cleanup();

	vmbus_disconnect();

	hv_remove_vmbus_irq();

	tasklet_kill(&msg_dpc);

	vmbus_free_channels();

	if (ms_hyperv.features & HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE) {

		atomic_notifier_chain_unregister(&panic_notifier_list,
@@ -1115,8 +1116,10 @@ static void __exit vmbus_exit(void) 
	}

	bus_unregister(&hv_bus);

	hv_cleanup();

	for_each_online_cpu(cpu)

	for_each_online_cpu(cpu) {

		tasklet_kill(hv_context.event_dpc[cpu]);

		smp_call_function_single(cpu, hv_synic_cleanup, NULL, 1);

	}

	acpi_bus_unregister_driver(&vmbus_acpi_driver);

	hv_cpu_hotplug_quirk(false);

}