diff options
Diffstat (limited to 'drivers/acpi/acpica/utmutex.c')
| -rw-r--r-- | drivers/acpi/acpica/utmutex.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/acpi/acpica/utmutex.c b/drivers/acpi/acpica/utmutex.c index f5cca3a1300c..d9efa495b433 100644 --- a/drivers/acpi/acpica/utmutex.c +++ b/drivers/acpi/acpica/utmutex.c @@ -86,6 +86,12 @@ acpi_status acpi_ut_mutex_initialize(void) spin_lock_init(acpi_gbl_gpe_lock); spin_lock_init(acpi_gbl_hardware_lock); + /* Mutex for _OSI support */ + status = acpi_os_create_mutex(&acpi_gbl_osi_mutex); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + /* Create the reader/writer lock for namespace access */ status = acpi_ut_create_rw_lock(&acpi_gbl_namespace_rw_lock); @@ -117,6 +123,8 @@ void acpi_ut_mutex_terminate(void) acpi_ut_delete_mutex(i); } + acpi_os_delete_mutex(acpi_gbl_osi_mutex); + /* Delete the spinlocks */ acpi_os_delete_lock(acpi_gbl_gpe_lock); @@ -220,18 +228,17 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id) if (acpi_gbl_mutex_info[i].thread_id == this_thread_id) { if (i == mutex_id) { ACPI_ERROR((AE_INFO, - "Mutex [%s] already acquired by this thread [%p]", + "Mutex [%s] already acquired by this thread [%u]", acpi_ut_get_mutex_name (mutex_id), - ACPI_CAST_PTR(void, - this_thread_id))); + (u32)this_thread_id)); return (AE_ALREADY_ACQUIRED); } ACPI_ERROR((AE_INFO, - "Invalid acquire order: Thread %p owns [%s], wants [%s]", - ACPI_CAST_PTR(void, this_thread_id), + "Invalid acquire order: Thread %u owns [%s], wants [%s]", + (u32)this_thread_id, acpi_ut_get_mutex_name(i), acpi_ut_get_mutex_name(mutex_id))); @@ -242,24 +249,24 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id) #endif ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, - "Thread %p attempting to acquire Mutex [%s]\n", - ACPI_CAST_PTR(void, this_thread_id), + "Thread %u attempting to acquire Mutex [%s]\n", + (u32)this_thread_id, acpi_ut_get_mutex_name(mutex_id))); status = acpi_os_acquire_mutex(acpi_gbl_mutex_info[mutex_id].mutex, ACPI_WAIT_FOREVER); if (ACPI_SUCCESS(status)) { ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, - "Thread %p acquired Mutex [%s]\n", - ACPI_CAST_PTR(void, this_thread_id), + "Thread %u acquired Mutex [%s]\n", + (u32)this_thread_id, acpi_ut_get_mutex_name(mutex_id))); acpi_gbl_mutex_info[mutex_id].use_count++; acpi_gbl_mutex_info[mutex_id].thread_id = this_thread_id; } else { ACPI_EXCEPTION((AE_INFO, status, - "Thread %p could not acquire Mutex [0x%X]", - ACPI_CAST_PTR(void, this_thread_id), mutex_id)); + "Thread %u could not acquire Mutex [0x%X]", + (u32)this_thread_id, mutex_id)); } return (status); @@ -279,10 +286,14 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id) acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id) { + acpi_thread_id this_thread_id; + ACPI_FUNCTION_NAME(ut_release_mutex); - ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Thread %p releasing Mutex [%s]\n", - ACPI_CAST_PTR(void, acpi_os_get_thread_id()), + this_thread_id = acpi_os_get_thread_id(); + + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Thread %u releasing Mutex [%s]\n", + (u32)this_thread_id, acpi_ut_get_mutex_name(mutex_id))); if (mutex_id > ACPI_MAX_MUTEX) { |