Allow arch to initialize arch field of the module structure

This will later allow an arch to add module specific information via linker
generated tables instead of poking directly in the module object structure.

Signed-off-by: Roman Zippel <[email protected]>
Signed-off-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/include/linux/module.h b/include/linux/module.h
index 6d3dc9c4ff9622163b0ff35759f13b62afc23641..792d483c9af732feef2b0845190373d1e7535124 100644 (file)
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -356,6 +356,9 @@ struct module
           keeping pointers to this stuff */
        char *args;
 };
+#ifndef MODULE_ARCH_INIT
+#define MODULE_ARCH_INIT {}
+#endif
 
 /* FIXME: It'd be nice to isolate modules during init, too, so they
    aren't used before they (may) fail.  But presently too much code

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 480e18b00aa6512857fb6b994829605b62854c53..113dc77b9f60f9e147239bc3daff8bc92164c80c 100644 (file)
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1343,6 +1343,7 @@ static void add_header(struct buffer *b, struct module *mod)
                buf_printf(b, "#ifdef CONFIG_MODULE_UNLOAD\n"
                              " .exit = cleanup_module,\n"
                              "#endif\n");
+       buf_printf(b, " .arch = MODULE_ARCH_INIT,\n");
        buf_printf(b, "};\n");
 }