linux-kernel - [PATCH v2 6/6] x86_64: kasan: move KASAN_SHADOW

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Date:	Thu, 02 Jul 2015 12:09:38 +0300
From:	Andrey Ryabinin <a.ryabinin@...sung.com>
To:	Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org
Cc:	Andrey Konovalov <adech.fo@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Borislav Petkov <bp@...en8.de>,
	Alexander Popov <alpopov@...ecurity.com>,
	Dmitry Vyukov <dvyukov@...gle.com>,
	Alexander Potapenko <glider@...gle.com>,
	linux-kernel@...r.kernel.org,
	Andrey Ryabinin <a.ryabinin@...sung.com>,
	Paul Bolle <pebolle@...cali.nl>
Subject: [PATCH v2 6/6] x86_64: kasan: move KASAN_SHADOW_OFFSET to the arch
 Kconfig

KASAN_SHADOW_OFFSET is purely arch specific setting,
so it should be in arch's Kconfig file.

Signed-off-by: Andrey Ryabinin <a.ryabinin@...sung.com>
Cc: Paul Bolle <pebolle@...cali.nl>
---
 arch/x86/Kconfig  | 5 +++++
 lib/Kconfig.kasan | 4 ----
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 226d569..8bd35ad 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -248,6 +248,11 @@ config ARCH_SUPPORTS_OPTIMIZED_INLINING
 config ARCH_SUPPORTS_DEBUG_PAGEALLOC
 	def_bool y
 
+config KASAN_SHADOW_OFFSET
+	hex
+	depends on KASAN
+	default 0xdffffc0000000000
+
 config HAVE_INTEL_TXT
 	def_bool y
 	depends on INTEL_IOMMU && ACPI
diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
index 777eda7..39f24d6 100644
--- a/lib/Kconfig.kasan
+++ b/lib/Kconfig.kasan
@@ -18,10 +18,6 @@ config KASAN
 	  For better error detection enable CONFIG_STACKTRACE,
 	  and add slub_debug=U to boot cmdline.
 
-config KASAN_SHADOW_OFFSET
-	hex
-	default 0xdffffc0000000000 if X86_64
-
 choice
 	prompt "Instrumentation type"
 	depends on KASAN
-- 
2.4.5

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