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authorKrzysztof Kozlowski <krzk@kernel.org>2016-12-10 15:47:33 +0200
committerKrzysztof Kozlowski <krzk@kernel.org>2016-12-29 15:28:55 +0200
commit731d97c236833c2179ce6fe7a5eb32c46f71df27 (patch)
treeb02a0c9532b2b7f1b2a9fd3a2ec315e2d086e94f /arch/arm/mach-exynos/exynos.c
parentARM: EXYNOS: Constify list of retention registers (diff)
downloadlinux-dev-731d97c236833c2179ce6fe7a5eb32c46f71df27.tar.xz
linux-dev-731d97c236833c2179ce6fe7a5eb32c46f71df27.zip
ARM: EXYNOS: Annotate iomem and pm_data pointers __ro_after_init
The pointers to __iomem sysram and exynos_pm_data are set only during initcalls. Later the pointers itself are used only in read-only way so we can mark them __ro_after_init to increase code safeness. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'arch/arm/mach-exynos/exynos.c')
-rw-r--r--arch/arm/mach-exynos/exynos.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 757fc11de30d..35b832f4bc7e 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -45,8 +45,8 @@ static struct platform_device exynos_cpuidle = {
.id = -1,
};
-void __iomem *sysram_base_addr;
-void __iomem *sysram_ns_base_addr;
+void __iomem *sysram_base_addr __ro_after_init;
+void __iomem *sysram_ns_base_addr __ro_after_init;
void __init exynos_sysram_init(void)
{