linux-kernel - [PATCH v6 12/13] module: Move kdb

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Message-Id: <20220218212757.888751-2-atomlin@redhat.com>
Date:   Fri, 18 Feb 2022 21:27:56 +0000
From:   Aaron Tomlin <atomlin@...hat.com>
To:     mcgrof@...nel.org
Cc:     cl@...ux.com, pmladek@...e.com, mbenes@...e.cz,
        akpm@...ux-foundation.org, jeyu@...nel.org,
        linux-kernel@...r.kernel.org, linux-modules@...r.kernel.org,
        live-patching@...r.kernel.org, atomlin@...mlin.com,
        ghalat@...hat.com, allen.lkml@...il.com, joe@...ches.com,
        christophe.leroy@...roup.eu, msuchanek@...e.de,
        oleksandr@...alenko.name
Subject: [PATCH v6 12/13] module: Move kdb_modules list out of core code

No functional change.

This patch migrates kdb_modules list to core kdb code
since the list of added/or loaded modules is no longer
private.

Signed-off-by: Aaron Tomlin <atomlin@...hat.com>
---
 kernel/debug/kdb/kdb_main.c    | 5 +++++
 kernel/debug/kdb/kdb_private.h | 4 ----
 kernel/module/main.c           | 4 ----
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 0852a537dad4..5369bf45c5d4 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -59,6 +59,11 @@ EXPORT_SYMBOL(kdb_grepping_flag);
 int kdb_grep_leading;
 int kdb_grep_trailing;
 
+#ifdef CONFIG_MODULES
+extern struct list_head modules;
+static struct list_head *kdb_modules = &modules; /* kdb needs the list of modules */
+#endif /* CONFIG_MODULES */
+
 /*
  * Kernel debugger state flags
  */
diff --git a/kernel/debug/kdb/kdb_private.h b/kernel/debug/kdb/kdb_private.h
index 0d2f9feea0a4..1f8c519a5f81 100644
--- a/kernel/debug/kdb/kdb_private.h
+++ b/kernel/debug/kdb/kdb_private.h
@@ -226,10 +226,6 @@ extern void kdb_kbd_cleanup_state(void);
 #define kdb_kbd_cleanup_state()
 #endif /* ! CONFIG_KDB_KEYBOARD */
 
-#ifdef CONFIG_MODULES
-extern struct list_head *kdb_modules;
-#endif /* CONFIG_MODULES */
-
 extern char kdb_prompt_str[];
 
 #define	KDB_WORD_SIZE	((int)sizeof(unsigned long))
diff --git a/kernel/module/main.c b/kernel/module/main.c
index b8a59b5c3e3a..bcc4f7a82649 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -108,10 +108,6 @@ static void mod_update_bounds(struct module *mod)
 		__mod_update_bounds(mod->init_layout.base, mod->init_layout.size);
 }
 
-#ifdef CONFIG_KGDB_KDB
-struct list_head *kdb_modules = &modules; /* kdb needs the list of modules */
-#endif /* CONFIG_KGDB_KDB */
-
 static void module_assert_mutex_or_preempt(void)
 {
 #ifdef CONFIG_LOCKDEP
-- 
2.34.1