linux-kernel - [PATCH] sh: add missing EXPORT_SYMBOL() for _

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Date:   12 Dec 2019 11:38:43 +0900
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sh: add missing EXPORT_SYMBOL() for __delay


From: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>

__delay() is used from kernel module.
We need EXPORT_SYMBOL(), otherwise we will get compile error.

ERROR: "__delay" [drivers/net/phy/mdio-cavium.ko] undefined!

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
---
 arch/sh/lib/delay.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c
index dad8e6a..540e670 100644
--- a/arch/sh/lib/delay.c
+++ b/arch/sh/lib/delay.c
@@ -29,6 +29,7 @@ void __delay(unsigned long loops)
 		: "0" (loops)
 		: "t");
 }
+EXPORT_SYMBOL(__delay);
 
 inline void __const_udelay(unsigned long xloops)
 {
-- 
2.7.4