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authorBob Moore <robert.moore@intel.com>2008-04-10 19:06:37 +0400
committerLen Brown <len.brown@intel.com>2008-04-22 14:29:21 -0400
commitba886cd4ac957608777fbc8d137f6b9f0450e775 (patch)
treed7dabaa586af41c293977443ee20df6b6b13d171 /drivers/acpi/namespace
parentf654ecbfacb47d20e8cac087bbada1b947db846b (diff)
downloadblackbird-op-linux-ba886cd4ac957608777fbc8d137f6b9f0450e775.tar.gz
blackbird-op-linux-ba886cd4ac957608777fbc8d137f6b9f0450e775.zip
ACPICA: Update for mutiple global lock acquisitions by same thread
Allows AcpiAcquireGlobalLock external interface to be called multiple times by the same thread. Allows use of AML fields that require the global lock while the running AML is already holding the global lock. 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/namespace')
-rw-r--r--drivers/acpi/namespace/nsaccess.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/acpi/namespace/nsaccess.c b/drivers/acpi/namespace/nsaccess.c
index 57faf598bad8..32a01673cae8 100644
--- a/drivers/acpi/namespace/nsaccess.c
+++ b/drivers/acpi/namespace/nsaccess.c
@@ -208,8 +208,7 @@ acpi_status acpi_ns_root_initialize(void)
/* Special case for ACPI Global Lock */
if (ACPI_STRCMP(init_val->name, "_GL_") == 0) {
- acpi_gbl_global_lock_mutex =
- obj_desc->mutex.os_mutex;
+ acpi_gbl_global_lock_mutex = obj_desc;
/* Create additional counting semaphore for global lock */
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