From 1959a28e2671004c1e9c30ccd2914b868f100742 Mon Sep 17 00:00:00 2001 From: Vitaly Kuznetsov Date: Wed, 6 May 2015 17:47:41 -0700 Subject: Drivers: hv: vmbus: kill tasklets on module unload Explicitly kill tasklets we create on module unload. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- drivers/hv/vmbus_drv.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/hv/vmbus_drv.c') diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 2b56260b0eb4..cf204005ee78 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -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); } -- cgit v1.2.3