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path: root/drivers/acpi/utilities/utdelete.c
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Diffstat (limited to 'drivers/acpi/utilities/utdelete.c')
-rw-r--r--drivers/acpi/utilities/utdelete.c36
1 files changed, 23 insertions, 13 deletions
diff --git a/drivers/acpi/utilities/utdelete.c b/drivers/acpi/utilities/utdelete.c
index 67b9f325c6fa..38ebe1c54330 100644
--- a/drivers/acpi/utilities/utdelete.c
+++ b/drivers/acpi/utilities/utdelete.c
@@ -155,21 +155,30 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
155 case ACPI_TYPE_MUTEX: 155 case ACPI_TYPE_MUTEX:
156 156
157 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, 157 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
158 "***** Mutex %p, Semaphore %p\n", 158 "***** Mutex %p, OS Mutex %p\n",
159 object, object->mutex.semaphore)); 159 object, object->mutex.os_mutex));
160 160
161 acpi_ex_unlink_mutex(object); 161 if (object->mutex.os_mutex != ACPI_GLOBAL_LOCK) {
162 (void)acpi_os_delete_semaphore(object->mutex.semaphore); 162 acpi_ex_unlink_mutex(object);
163 acpi_os_delete_mutex(object->mutex.os_mutex);
164 } else {
165 /* Global Lock "mutex" is actually a counting semaphore */
166
167 (void)
168 acpi_os_delete_semaphore
169 (acpi_gbl_global_lock_semaphore);
170 acpi_gbl_global_lock_semaphore = NULL;
171 }
163 break; 172 break;
164 173
165 case ACPI_TYPE_EVENT: 174 case ACPI_TYPE_EVENT:
166 175
167 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, 176 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
168 "***** Event %p, Semaphore %p\n", 177 "***** Event %p, OS Semaphore %p\n",
169 object, object->event.semaphore)); 178 object, object->event.os_semaphore));
170 179
171 (void)acpi_os_delete_semaphore(object->event.semaphore); 180 (void)acpi_os_delete_semaphore(object->event.os_semaphore);
172 object->event.semaphore = NULL; 181 object->event.os_semaphore = NULL;
173 break; 182 break;
174 183
175 case ACPI_TYPE_METHOD: 184 case ACPI_TYPE_METHOD:
@@ -177,12 +186,13 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
177 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, 186 ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
178 "***** Method %p\n", object)); 187 "***** Method %p\n", object));
179 188
180 /* Delete the method semaphore if it exists */ 189 /* Delete the method mutex if it exists */
181 190
182 if (object->method.semaphore) { 191 if (object->method.mutex) {
183 (void)acpi_os_delete_semaphore(object->method. 192 acpi_os_delete_mutex(object->method.mutex->mutex.
184 semaphore); 193 os_mutex);
185 object->method.semaphore = NULL; 194 acpi_ut_delete_object_desc(object->method.mutex);
195 object->method.mutex = NULL;
186 } 196 }
187 break; 197 break;
188 198