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Message-Id: <1408377559-30775-1-git-send-email-bobby.prani@gmail.com>
Date:	Mon, 18 Aug 2014 11:59:13 -0400
From:	Pranith Kumar <bobby.prani@...il.com>
To:	Vineet Gupta <vgupta@...opsys.com>,
	Richard Kuo <rkuo@...eaurora.org>,
	Chris Metcalf <cmetcalf@...era.com>,
	Chris Zankel <chris@...kel.net>,
	Max Filippov <jcmvbkbc@...il.com>,
	Noam Camus <noamc@...hip.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Tony Lu <zlu@...era.com>, Kirill Tkhai <tkhai@...dex.ru>,
	linux-kernel@...r.kernel.org (open list),
	linux-hexagon@...r.kernel.org (open list:QUALCOMM HEXAGON...),
	linux-sh@...r.kernel.org (open list:SUPERH),
	linux-xtensa@...ux-xtensa.org (open list:TENSILICA XTENSA...)
Subject: [PATCH v2] flush_icache_range: Export symbol to fix build errors

Fix building errors occuring due to a missing export of flush_icache_range() in

kisskb.ellerman.id.au/kisskb/buildresult/11677809/

ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined!

Signed-off-by: Pranith Kumar <bobby.prani@...il.com>
Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
CC: Andrew Morton <akpm@...ux-foundation.org>
---
 arch/arc/mm/cache_arc700.c | 1 +
 arch/hexagon/mm/cache.c    | 1 +
 arch/sh/mm/cache.c         | 1 +
 arch/tile/kernel/smp.c     | 1 +
 arch/xtensa/kernel/smp.c   | 1 +
 5 files changed, 5 insertions(+)

diff --git a/arch/arc/mm/cache_arc700.c b/arch/arc/mm/cache_arc700.c
index 4670afc..e88ddbf 100644
--- a/arch/arc/mm/cache_arc700.c
+++ b/arch/arc/mm/cache_arc700.c
@@ -581,6 +581,7 @@ void flush_icache_range(unsigned long kstart, unsigned long kend)
 		tot_sz -= sz;
 	}
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 /*
  * General purpose helper to make I and D cache lines consistent.
diff --git a/arch/hexagon/mm/cache.c b/arch/hexagon/mm/cache.c
index fe14ccf..0c76c80 100644
--- a/arch/hexagon/mm/cache.c
+++ b/arch/hexagon/mm/cache.c
@@ -68,6 +68,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 	);
 	local_irq_restore(flags);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 void hexagon_clean_dcache_range(unsigned long start, unsigned long end)
 {
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 097c2cd..f770e39 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -229,6 +229,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 
 	cacheop_on_each_cpu(local_flush_icache_range, (void *)&data, 1);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 void flush_icache_page(struct vm_area_struct *vma, struct page *page)
 {
diff --git a/arch/tile/kernel/smp.c b/arch/tile/kernel/smp.c
index 01e8ab2..19eaa62 100644
--- a/arch/tile/kernel/smp.c
+++ b/arch/tile/kernel/smp.c
@@ -183,6 +183,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 		preempt_enable();
 	}
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 
 /* Called when smp_send_reschedule() triggers IRQ_RESCHEDULE. */
diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c
index 40b5a37..4d02e38 100644
--- a/arch/xtensa/kernel/smp.c
+++ b/arch/xtensa/kernel/smp.c
@@ -571,6 +571,7 @@ void flush_icache_range(unsigned long start, unsigned long end)
 	};
 	on_each_cpu(ipi_flush_icache_range, &fd, 1);
 }
+EXPORT_SYMBOL(flush_icache_range);
 
 /* ------------------------------------------------------------------------- */
 
-- 
1.9.1

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