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flush kacpi_notify_wq before removing notify handler

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Flush kacpi_notify_wq before notify handler is removed,
this can fix a bug which the deferred notify handler is executed
after the notify_handler has already been removed.
http://bugzilla.kernel.org/show_bug.cgi?id=9772

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui 2008-04-29 02:34:42 -04:00 committed by Len Brown
parent a01e035ebb
commit 2f67a0695d
1 changed files with 1 additions and 0 deletions
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drivers/acpi/osl.c
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@ -742,6 +742,7 @@ EXPORT_SYMBOL(acpi_os_execute);
void acpi_os_wait_events_complete(void *context)
{
flush_workqueue(kacpid_wq);
flush_workqueue(kacpi_notify_wq);
}
EXPORT_SYMBOL(acpi_os_wait_events_complete);