X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Facpi%2Fnamespace%2Fnsxfobj.c;h=a18b1c223129820da9513a78be11d1cbb1eb73e2;hb=refs%2Fheads%2Fvserver;hp=a163e1d3708d1a2ba96f3149aed56e1ca1da2eb6;hpb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;p=linux-2.6.git

diff --git a/drivers/acpi/namespace/nsxfobj.c b/drivers/acpi/namespace/nsxfobj.c
index a163e1d37..a18b1c223 100644
--- a/drivers/acpi/namespace/nsxfobj.c
+++ b/drivers/acpi/namespace/nsxfobj.c
@@ -48,6 +48,50 @@
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfobj")
 
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_get_id
+ *
+ * PARAMETERS:  Handle          - Handle of object whose id is desired
+ *              ret_id          - Where the id will be placed
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: This routine returns the owner id associated with a handle
+ *
+ ******************************************************************************/
+acpi_status acpi_get_id(acpi_handle handle, acpi_owner_id * ret_id)
+{
+	struct acpi_namespace_node *node;
+	acpi_status status;
+
+	/* Parameter Validation */
+
+	if (!ret_id) {
+		return (AE_BAD_PARAMETER);
+	}
+
+	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+	if (ACPI_FAILURE(status)) {
+		return (status);
+	}
+
+	/* Convert and validate the handle */
+
+	node = acpi_ns_map_handle_to_node(handle);
+	if (!node) {
+		(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+		return (AE_BAD_PARAMETER);
+	}
+
+	*ret_id = node->owner_id;
+
+	status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+	return (status);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_get_id)
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_get_type