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path: root/drivers/acpi/acpica/nsalloc.c
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Diffstat (limited to 'drivers/acpi/acpica/nsalloc.c')
-rw-r--r--drivers/acpi/acpica/nsalloc.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index 1e5ff803d9ad..1d0ef15d158f 100644
--- a/drivers/acpi/acpica/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -5,7 +5,7 @@
******************************************************************************/
/*
- * Copyright (C) 2000 - 2010, Intel Corp.
+ * Copyright (C) 2000 - 2011, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -234,8 +234,8 @@ void acpi_ns_install_node(struct acpi_walk_state *walk_state, struct acpi_namesp
* modified the namespace. This is used for cleanup when the
* method exits.
*/
- walk_state->method_desc->method.flags |=
- AOPOBJ_MODIFIED_NAMESPACE;
+ walk_state->method_desc->method.info_flags |=
+ ACPI_METHOD_MODIFIED_NAMESPACE;
}
}
@@ -341,6 +341,7 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
{
struct acpi_namespace_node *child_node = NULL;
u32 level = 1;
+ acpi_status status;
ACPI_FUNCTION_TRACE(ns_delete_namespace_subtree);
@@ -348,6 +349,13 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
return_VOID;
}
+ /* Lock namespace for possible update */
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+ if (ACPI_FAILURE(status)) {
+ return_VOID;
+ }
+
/*
* Traverse the tree of objects until we bubble back up
* to where we started.
@@ -397,6 +405,7 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
}
}
+ (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_VOID;
}