linux-kernel - [patch 17/38] module: Add arch_data to module

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Message-ID: <20220716230953.680326814@linutronix.de>
Date:   Sun, 17 Jul 2022 01:17:37 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, Linus Torvalds <torvalds@...ux-foundation.org>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        Andrew Cooper <Andrew.Cooper3@...rix.com>,
        Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
        Johannes Wikner <kwikner@...z.ch>,
        Alyssa Milburn <alyssa.milburn@...ux.intel.com>,
        Jann Horn <jannh@...gle.com>, "H.J. Lu" <hjl.tools@...il.com>,
        Joao Moreira <joao.moreira@...el.com>,
        Joseph Nuzman <joseph.nuzman@...el.com>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: [patch 17/38] module: Add arch_data to module_layout

For the upcoming call depth tracking it's required to store extra
information in the module layout. Add a pointer.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 include/linux/module.h |    3 +++
 1 file changed, 3 insertions(+)

--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -87,6 +87,9 @@ struct module_layout {
 #ifdef CONFIG_MODULES_TREE_LOOKUP
 	struct mod_tree_node mtn;
 #endif
+#ifdef CONFIG_CALL_THUNKS
+	void *arch_data;
+#endif
 };
 
 extern ssize_t __modver_version_show(struct module_attribute *,