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From: Arnd Bergmann <arnd@arndb.de>
To: arm@kernel.org
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Russell King <linux@arm.linux.org.uk>,
	Arnd Bergmann <arnd@arndb.de>,
	Linus Walleij <linus.walleij@linaro.org>
Subject: [PATCH 06/11] ARM: integrator/versatile: fix NOMMU warnings
Date: Thu, 14 Feb 2013 14:49:22 +0100	[thread overview]
Message-ID: <1360849767-1463135-7-git-send-email-arnd@arndb.de> (raw)
In-Reply-To: <1360849767-1463135-1-git-send-email-arnd@arndb.de>

On NOMMU kernels, the io_desc variables are unused
because we don't use the MMU to remap the MMIO
areas.

Marking these variables as __maybe_unused easily
avoids the otherwise harmless warnings like

warning: 'versatile_io_desc' defined but not used

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
---
 arch/arm/mach-integrator/integrator_ap.c | 2 +-
 arch/arm/mach-integrator/integrator_cp.c | 2 +-
 arch/arm/mach-versatile/core.c           | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index 11e2a41..11b1d21 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -94,7 +94,7 @@ void __iomem *ap_syscon_base;
  * f1b00000	1b000000	GPIO
  */
 
-static struct map_desc ap_io_desc[] __initdata = {
+static struct map_desc ap_io_desc[] __initdata __maybe_unused = {
 	{
 		.virtual	= IO_ADDRESS(INTEGRATOR_HDR_BASE),
 		.pfn		= __phys_to_pfn(INTEGRATOR_HDR_BASE),
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 7322838..01a888d 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -78,7 +78,7 @@ static void __iomem *intcp_con_base;
  * fcb00000	cb000000	CP system control
  */
 
-static struct map_desc intcp_io_desc[] __initdata = {
+static struct map_desc intcp_io_desc[] __initdata __maybe_unused = {
 	{
 		.virtual	= IO_ADDRESS(INTEGRATOR_HDR_BASE),
 		.pfn		= __phys_to_pfn(INTEGRATOR_HDR_BASE),
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 5d59294..60c092c 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -114,7 +114,7 @@ void __init versatile_init_irq(void)
 	writel(PIC_MASK, VA_SIC_BASE + SIC_INT_PIC_ENABLE);
 }
 
-static struct map_desc versatile_io_desc[] __initdata = {
+static struct map_desc versatile_io_desc[] __initdata __maybe_unused = {
 	{
 		.virtual	=  IO_ADDRESS(VERSATILE_SYS_BASE),
 		.pfn		= __phys_to_pfn(VERSATILE_SYS_BASE),
-- 
1.8.1.2


  parent reply	other threads:[~2013-02-14 13:49 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-14 13:49 [PATCH 00/11] ARM warning fixes for arm-soc Arnd Bergmann
2013-02-14 13:49 ` [PATCH 01/11] ARM: disable virt_to_bus/virt_to_bus almost everywhere Arnd Bergmann
2013-02-16 22:18   ` Emilio López
2013-02-16 23:15     ` Arnd Bergmann
2013-02-20 15:14   ` James Hogan
2013-02-20 16:00     ` Arnd Bergmann
2013-02-20 16:32       ` James Hogan
2013-02-21  7:37         ` Vineet Gupta
2013-02-21 23:13           ` Stephen Rothwell
2013-02-25 14:18             ` Vineet Gupta
2013-02-25 14:54               ` Arnd Bergmann
2013-02-14 13:49 ` [PATCH 02/11] ARM: samsung: fix assembly syntax for new gas Arnd Bergmann
2013-02-16 23:25   ` Russell King - ARM Linux
2013-02-17 14:01     ` Arnd Bergmann
2013-02-17 15:37     ` Mikael Pettersson
2013-02-17 15:47       ` Arnd Bergmann
2013-02-17  0:38   ` Aaro Koskinen
2013-02-17 15:37     ` Arnd Bergmann
2013-02-14 13:49 ` [PATCH 03/11] ARM: w90x900: fix legacy assembly syntax Arnd Bergmann
2013-02-14 13:49 ` [PATCH 04/11] ARM: shmobile: fix defconfig warning on CONFIG_USB Arnd Bergmann
2013-02-14 13:49 ` [PATCH 05/11] ARM: sa1100: don't warn about mach/ide.h Arnd Bergmann
2013-02-14 13:49 ` Arnd Bergmann [this message]
2013-02-15  9:12   ` [PATCH 06/11] ARM: integrator/versatile: fix NOMMU warnings Linus Walleij
2013-02-14 13:49 ` [PATCH 07/11] ARM: integrator: fix build with INTEGRATOR_AP off Arnd Bergmann
2013-02-15  9:13   ` Linus Walleij
2013-02-14 13:49 ` [PATCH 08/11] ARM: pick Versatile by default for !MMU Arnd Bergmann
2013-02-14 13:49 ` [PATCH 09/11] ARM: mvebu: allow selecting mvebu without Armada XP Arnd Bergmann
2013-02-14 13:49 ` [PATCH 10/11] ARM: s3c: i2c: add platform_device forward declaration Arnd Bergmann
2013-02-15 11:54   ` Wolfram Sang
2013-02-14 13:49 ` [PATCH 11/11] scripts/sortextable: silence script output Arnd Bergmann
2013-02-14 19:25   ` H. Peter Anvin

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