linux-kernel - [tip:sched/core] sched/headers: Constify object_is_on

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Message-ID: <tip-00ef0ef2cccb0350eae368e565c98453a9305b05@git.kernel.org>
Date:   Wed, 6 Dec 2017 12:31:11 -0800
From:   tip-bot for Sascha Hauer <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     tglx@...utronix.de, hpa@...or.com, s.hauer@...gutronix.de,
        mingo@...nel.org, fujita.tomonori@....ntt.co.jp,
        peterz@...radead.org, torvalds@...ux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: [tip:sched/core] sched/headers: Constify object_is_on_stack()

Commit-ID:  00ef0ef2cccb0350eae368e565c98453a9305b05
Gitweb:     https://git.kernel.org/tip/00ef0ef2cccb0350eae368e565c98453a9305b05
Author:     Sascha Hauer <s.hauer@...gutronix.de>
AuthorDate: Tue, 5 Dec 2017 11:44:15 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 6 Dec 2017 20:50:02 +0100

sched/headers: Constify object_is_on_stack()

object_is_on_stack() doesn't modify its argument and should never do it.
Make it const.

Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
Cc: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: kernel@...gutronix.de
Link: http://lkml.kernel.org/r/20171205104415.17147-1-s.hauer@pengutronix.de
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 include/linux/sched/task_stack.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index cb4828a..6a84192 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -78,7 +78,7 @@ static inline void put_task_stack(struct task_struct *tsk) {}
 #define task_stack_end_corrupted(task) \
 		(*(end_of_stack(task)) != STACK_END_MAGIC)
 
-static inline int object_is_on_stack(void *obj)
+static inline int object_is_on_stack(const void *obj)
 {
 	void *stack = task_stack_page(current);