ACPI / ACPICA: Initialize the global lock spinlock as appropriate
Commit 9cd0314 (ACPI / ACPICA: Fix global lock acquisition) forgot to
initialize the spinlock it added. Fix that.
Reported-and-tested-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Tested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 9bb69c5..0e4dba0 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -228,8 +228,10 @@
*/
ACPI_EXTERN spinlock_t _acpi_gbl_gpe_lock; /* For GPE data structs and registers */
ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock; /* For ACPI H/W except GPE registers */
+ACPI_EXTERN spinlock_t _acpi_ev_global_lock_pending_lock; /* For global lock */
#define acpi_gbl_gpe_lock &_acpi_gbl_gpe_lock
#define acpi_gbl_hardware_lock &_acpi_gbl_hardware_lock
+#define acpi_ev_global_lock_pending_lock &_acpi_ev_global_lock_pending_lock
/*****************************************************************************
*
diff --git a/drivers/acpi/acpica/evmisc.c b/drivers/acpi/acpica/evmisc.c
index 8e31bb5..38bba66 100644
--- a/drivers/acpi/acpica/evmisc.c
+++ b/drivers/acpi/acpica/evmisc.c
@@ -293,8 +293,6 @@
*
******************************************************************************/
static u8 acpi_ev_global_lock_pending;
-static spinlock_t _acpi_ev_global_lock_pending_lock;
-#define acpi_ev_global_lock_pending_lock &_acpi_ev_global_lock_pending_lock
static u32 acpi_ev_global_lock_handler(void *context)
{
diff --git a/drivers/acpi/acpica/utmutex.c b/drivers/acpi/acpica/utmutex.c
index d9efa49..199528f 100644
--- a/drivers/acpi/acpica/utmutex.c
+++ b/drivers/acpi/acpica/utmutex.c
@@ -85,6 +85,7 @@
spin_lock_init(acpi_gbl_gpe_lock);
spin_lock_init(acpi_gbl_hardware_lock);
+ spin_lock_init(acpi_ev_global_lock_pending_lock);
/* Mutex for _OSI support */
status = acpi_os_create_mutex(&acpi_gbl_osi_mutex);