ACPICA: Update tracking macros to reduce code/data size

Changed ACPI_MODULE_NAME and ACPI_FUNCTION_NAME to use arrays of
strings instead of pointers to static strings. Jan Beulich and
Bob Moore.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>

1 files changed, 4 insertions, 6 deletions

diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h
index fb41a3b802fc..5ad6e3992304 100644
--- a/include/acpi/acmacros.h
+++ b/include/acpi/acmacros.h
@@ -414,7 +414,7 @@ struct acpi_integer_overlay {
  * error messages. The __FILE__ macro is not very useful for this, because it
  * often includes the entire pathname to the module
  */
-#define ACPI_MODULE_NAME(name)          static char ACPI_UNUSED_VAR *_acpi_module_name = name;
+#define ACPI_MODULE_NAME(name)          static char ACPI_UNUSED_VAR _acpi_module_name[] = name;
 #else
 #define ACPI_MODULE_NAME(name)
 #endif
@@ -467,19 +467,17 @@ struct acpi_integer_overlay {
 /*
  * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
  * define it now. This is the case where there the compiler does not support
- * a __FUNCTION__ macro or equivalent. We save the function name on the
- * local stack.
+ * a __FUNCTION__ macro or equivalent.
  */
 #ifndef ACPI_GET_FUNCTION_NAME
 #define ACPI_GET_FUNCTION_NAME          _acpi_function_name
 /*
  * The Name parameter should be the procedure name as a quoted string.
- * This is declared as a local string ("MyFunctionName") so that it can
- * be also used by the function exit macros below.
+ * The function name is also used by the function exit macros below.
  * Note: (const char) is used to be compatible with the debug interfaces
  * and macros such as __FUNCTION__.
  */
-#define ACPI_FUNCTION_NAME(name)        const char *_acpi_function_name = #name;
+#define ACPI_FUNCTION_NAME(name)        static const char _acpi_function_name[] = #name;
 
 #else
 /* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */