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Drivers: hv: vmbus: kill tasklets on module unload

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Explicitly kill tasklets we create on module unload.

Signed-off-by: Vitaly Kuznetsov <[email protected]>
Signed-off-by: K. Y. Srinivasan <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Vitaly Kuznetsov 2015-05-06 17:47:41 -07:00 • committed by Greg Kroah-Hartman
commit 1959a28e26
1 changed files with 4 additions and 1 deletions
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5
drivers/hv/vmbus_drv.c
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@ -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);
}