linux-kernel - [PATCH] Allow arch to initialize arch field of the module structure

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Message-ID: <Pine.LNX.4.64.0705010123240.2733@scrub.home>
Date:	Tue, 1 May 2007 01:30:53 +0200 (CEST)
From:	Roman Zippel <zippel@...ux-m68k.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Allow arch to initialize arch field of the module structure

Hi,

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@...ux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>

---
 include/linux/module.h |    3 +++
 scripts/mod/modpost.c  |    1 +
 2 files changed, 4 insertions(+)

Index: linux-2.6/include/linux/module.h
===================================================================
--- linux-2.6.orig/include/linux/module.h
+++ linux-2.6/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
Index: linux-2.6/scripts/mod/modpost.c
===================================================================
--- linux-2.6.orig/scripts/mod/modpost.c
+++ linux-2.6/scripts/mod/modpost.c
@@ -1249,6 +1249,7 @@ static void add_header(struct buffer *b,
 		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");
 }
 
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