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Re: [PATCH] Make __declare_dbe_table() static

To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Subject: Re: [PATCH] Make __declare_dbe_table() static
From: Ralf Baechle <ralf@linux-mips.org>
Date: Sun, 18 Feb 2007 15:54:08 +0000
Cc: linux-mips@linux-mips.org
In-reply-to: <20070219.004435.25910295.anemo@mba.ocn.ne.jp>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20070219.004435.25910295.anemo@mba.ocn.ne.jp>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.4.2.2i
On Mon, Feb 19, 2007 at 12:44:35AM +0900, Atsushi Nemoto wrote:

> Make __declare_dbe_table() static and call it explicitly to ensure not
> optimized out.

That's what __attribute_used__ was meant to be used for.

  Ralf

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index cfd1785..db0a9a2 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -340,7 +340,7 @@ NORET_TYPE void ATTRIB_NORET die(const char * str, struct 
pt_regs * regs)
 extern const struct exception_table_entry __start___dbe_table[];
 extern const struct exception_table_entry __stop___dbe_table[];
 
-void __declare_dbe_table(void)
+static void __attribute_used__ __declare_dbe_table(void)
 {
        __asm__ __volatile__(
        ".section\t__dbe_table,\"a\"\n\t"

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