diff options
| author | Bob Moore <robert.moore@intel.com> | 2008-04-10 19:06:38 +0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-04-22 14:29:23 -0400 |
| commit | e5567afa5cfa19e45f93c9c8796e46187a2d12f4 (patch) | |
| tree | ab02e06e8a7aad960b1188b5211c1ed9d3631cf0 /drivers/acpi/events/evxface.c | |
| parent | 235eebbdb501261e9960deb2a9a3459af44ec0ea (diff) | |
ACPICA: Fix for update of the Global Lock Handle
Fixed a problem where the global lock handle was not properly
updated if a thread that acquired the global lock via
executing AML code then attempted to acquire the lock via the
AcpiAcquireGlobalLock interface.
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/events/evxface.c')
| -rw-r--r-- | drivers/acpi/events/evxface.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c index e210aa2d76d..412cae69831 100644 --- a/drivers/acpi/events/evxface.c +++ b/drivers/acpi/events/evxface.c @@ -782,15 +782,8 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle) acpi_os_get_thread_id()); if (ACPI_SUCCESS(status)) { - /* - * If this was the first acquisition of the Global Lock by this thread, - * create a new handle. Otherwise, return the existing handle. - */ - if (acpi_gbl_global_lock_mutex->mutex.acquisition_depth == 1) { - acpi_gbl_global_lock_handle++; - } - /* Return the global lock handle */ + /* Return the global lock handle (updated in acpi_ev_acquire_global_lock) */ *handle = acpi_gbl_global_lock_handle; } |