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 <zippel@linux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index 6d3dc9c4ff96..792d483c9af7 100644
--- 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 480e18b00aa6..113dc77b9f60 100644
--- 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");
 }