linux-kernel - [PATCH 2/3] sh: smp: Protect setup_profiling_timer() by CONFIG

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Message-Id: <effa5eecbd2389c6661974e91bb834db210989ea.1715606232.git.geert+renesas@glider.be>
Date: Mon, 13 May 2024 15:20:54 +0200
From: Geert Uytterhoeven <geert+renesas@...der.be>
To: Yoshinori Sato <ysato@...rs.sourceforge.jp>,
	Rich Felker <dalias@...c.org>,
	John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>,
	Arnd Bergmann <arnd@...db.de>
Cc: linux-sh@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH 2/3] sh: smp: Protect setup_profiling_timer() by CONFIG_PROFILING

arch/sh/kernel/smp.c:326:5: warning: no previous prototype for 'setup_profiling_timer' [-Wmissing-prototypes]

The function is unconditionally defined in smp.c, but conditionally
declared in <linux/profile.h>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 arch/sh/kernel/smp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index b3ea50aabba3d7f2..108d808767fa9984 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -322,11 +322,13 @@ void smp_message_recv(unsigned int msg)
 	}
 }
 
+#ifdef CONFIG_PROFILING
 /* Not really SMP stuff ... */
 int setup_profiling_timer(unsigned int multiplier)
 {
 	return 0;
 }
+#endif
 
 #ifdef CONFIG_MMU
 
-- 
2.34.1