linux-kernel - [patch 03/10] sh: dma: use __attribute_unused_

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Message-ID: <Pine.LNX.4.64.0705012120130.19277@chino.kir.corp.google.com>
Date:	Tue, 1 May 2007 21:28:56 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	Paul Mundt <lethal@...ux-sh.org>, linux-kernel@...r.kernel.org
Subject: [patch 03/10] sh: dma: use __attribute_unused__

There is no such thing as labeling a variable as __attribute__((used)).
Since ts_shift is not referenced in inline assembly, we assume that we're
simply suppressing a warning here if the variable is declared but
unreferenced.

Cc: Paul Mundt <lethal@...ux-sh.org>
Signed-off-by: David Rientjes <rientjes@...gle.com>
---
 include/asm-sh/cpu-sh3/dma.h        |    2 +-
 include/asm-sh/cpu-sh4/dma-sh7780.h |    2 +-
 include/asm-sh/cpu-sh4/dma.h        |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/asm-sh/cpu-sh3/dma.h b/include/asm-sh/cpu-sh3/dma.h
--- a/include/asm-sh/cpu-sh3/dma.h
+++ b/include/asm-sh/cpu-sh3/dma.h
@@ -26,7 +26,7 @@ enum {
 	XMIT_SZ_128BIT,
 };
 
-static unsigned int ts_shift[] __attribute__ ((used)) = {
+static unsigned int ts_shift[] __attribute_unused__ = {
 	[XMIT_SZ_8BIT]		= 0,
 	[XMIT_SZ_16BIT]		= 1,
 	[XMIT_SZ_32BIT]		= 2,
diff --git a/include/asm-sh/cpu-sh4/dma-sh7780.h b/include/asm-sh/cpu-sh4/dma-sh7780.h
--- a/include/asm-sh/cpu-sh4/dma-sh7780.h
+++ b/include/asm-sh/cpu-sh4/dma-sh7780.h
@@ -28,7 +28,7 @@ enum {
 /*
  * The DMA count is defined as the number of bytes to transfer.
  */
-static unsigned int __attribute__ ((used)) ts_shift[] = {
+static unsigned int ts_shift[] __attribute_unused__ = {
 	[XMIT_SZ_8BIT]		= 0,
 	[XMIT_SZ_16BIT]		= 1,
 	[XMIT_SZ_32BIT]		= 2,
diff --git a/include/asm-sh/cpu-sh4/dma.h b/include/asm-sh/cpu-sh4/dma.h
--- a/include/asm-sh/cpu-sh4/dma.h
+++ b/include/asm-sh/cpu-sh4/dma.h
@@ -53,7 +53,7 @@ enum {
 /*
  * The DMA count is defined as the number of bytes to transfer.
  */
-static unsigned int ts_shift[] __attribute__ ((used)) = {
+static unsigned int ts_shift[] __attribute_unused__ = {
 	[XMIT_SZ_64BIT]		= 3,
 	[XMIT_SZ_8BIT]		= 0,
 	[XMIT_SZ_16BIT]		= 1,
-
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