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authorBob Moore <robert.moore@intel.com>2012-10-31 02:27:24 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2012-11-15 00:31:27 +0100
commit2489ef01849d3d7f62f53b47c245017406f02d32 (patch)
tree98273effa33774cef9cb1a97175ef348e0606cd7 /drivers/acpi
parentbee6dc39cfa4be083e8c11cee0867eb7dc56895b (diff)
ACPICA: Add debug print message for mutex objects that are force-released
At control method termination, any currently acquired mutex objects are force-released. Add a new message for each one that is released. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/exmutex.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/exmutex.c b/drivers/acpi/acpica/exmutex.c
index 4723974a4cf..d1f449d93dc 100644
--- a/drivers/acpi/acpica/exmutex.c
+++ b/drivers/acpi/acpica/exmutex.c
@@ -461,7 +461,7 @@ void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread)
union acpi_operand_object *next = thread->acquired_mutex_list;
union acpi_operand_object *obj_desc;
- ACPI_FUNCTION_ENTRY();
+ ACPI_FUNCTION_NAME(ex_release_all_mutexes);
/* Traverse the list of owned mutexes, releasing each one */
@@ -473,6 +473,10 @@ void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread)
obj_desc->mutex.next = NULL;
obj_desc->mutex.acquisition_depth = 0;
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "Force-releasing held mutex: %p\n",
+ obj_desc));
+
/* Release the mutex, special case for Global Lock */
if (obj_desc == acpi_gbl_global_lock_mutex) {