linux-kernel - [PATCH -next] xtensa: Export __invalidate_icache

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Message-Id: <1393508474-16710-1-git-send-email-geert@linux-m68k.org>
Date:	Thu, 27 Feb 2014 14:41:14 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Chris Zankel <chris@...kel.net>, Max Filippov <jcmvbkbc@...il.com>
Cc:	Kees Cook <keescook@...omium.org>, linux-xtensa@...ux-xtensa.org,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH -next] xtensa: Export __invalidate_icache_range

When modular code calls flush_icache_range():

    ERROR: "__invalidate_icache_range" [drivers/misc/lkdtm.ko] undefined!
    make[1]: *** [__modpost] Error 1

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
http://kisskb.ellerman.id.au/kisskb/buildresult/10663772/

 arch/xtensa/kernel/xtensa_ksyms.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c
index 80b33ed51f31..88eab32be29e 100644
--- a/arch/xtensa/kernel/xtensa_ksyms.c
+++ b/arch/xtensa/kernel/xtensa_ksyms.c
@@ -105,6 +105,7 @@ EXPORT_SYMBOL(csum_partial_copy_generic);
  * Architecture-specific symbols
  */
 EXPORT_SYMBOL(__xtensa_copy_user);
+EXPORT_SYMBOL(__invalidate_icache_range);
 
 /*
  * Kernel hacking ...
-- 
1.7.9.5

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