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authorZhang Rui <rui.zhang@intel.com>2010-03-22 15:48:54 +0800
committerLen Brown <len.brown@intel.com>2010-03-23 00:17:25 -0400
commitbc73675b99fd9850dd914be01d71af99c5d2a1ae (patch)
tree4d3d0a5d8a1708c8e4daa610009150656437ce1c /drivers/acpi
parent1ee4d61fd9822fb89e63b88a66848477087cd82e (diff)
ACPI: fixes a false alarm from lockdep
fixes a false alarm from lockdep, as acpi hotplug workqueue waits other workqueues. http://bugzilla.kernel.org/show_bug.cgi?id=14553 https://bugzilla.kernel.org/show_bug.cgi?id=15521 Original-patch-from: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/osl.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 8e6d8665f0a..900da68fbb5 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -758,7 +758,14 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
queue = hp ? kacpi_hotplug_wq :
(type == OSL_NOTIFY_HANDLER ? kacpi_notify_wq : kacpid_wq);
dpc->wait = hp ? 1 : 0;
- INIT_WORK(&dpc->work, acpi_os_execute_deferred);
+
+ if (queue == kacpi_hotplug_wq)
+ INIT_WORK(&dpc->work, acpi_os_execute_deferred);
+ else if (queue == kacpi_notify_wq)
+ INIT_WORK(&dpc->work, acpi_os_execute_deferred);
+ else
+ INIT_WORK(&dpc->work, acpi_os_execute_deferred);
+
ret = queue_work(queue, &dpc->work);
if (!ret) {