From be02a1862304b126cd6ba4f347fa5db59460a776 Mon Sep 17 00:00:00 2001
From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Tue, 17 Feb 2015 13:46:50 -0800
Subject: [PATCH] kernel/module.c: do not inline do_init_module()

This provides a reliable breakpoint target, required for automatic symbol
loading via the gdb helper command 'lx-symbols'.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ben Widawsky <ben@bwidawsk.net>
Cc: Borislav Petkov <bp@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 kernel/module.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/kernel/module.c b/kernel/module.c
index 8426ad48362c..b34813f725e9 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3025,8 +3025,13 @@ static void do_free_init(struct rcu_head *head)
 	kfree(m);
 }
 
-/* This is where the real work happens */
-static int do_init_module(struct module *mod)
+/*
+ * This is where the real work happens.
+ *
+ * Keep it uninlined to provide a reliable breakpoint target, e.g. for the gdb
+ * helper command 'lx-symbols'.
+ */
+static noinline int do_init_module(struct module *mod)
 {
 	int ret = 0;
 	struct mod_initfree *freeinit;
-- 
2.20.1